{"id":265,"date":"2026-08-21T12:51:48","date_gmt":"2026-08-21T04:51:48","guid":{"rendered":"https:\/\/blog.infoway.io\/en\/?p=265"},"modified":"2026-08-21T13:00:09","modified_gmt":"2026-08-21T05:00:09","slug":"yfinance-and-alpha-vantage-alternatives","status":"publish","type":"post","link":"https:\/\/blog.infoway.io\/en\/yfinance-and-alpha-vantage-alternatives\/","title":{"rendered":"yfinance and Alpha Vantage Alternatives: What to Switch to When You Hit the Free-Tier Wall"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">You&#8217;re here because something broke. Maybe request #26 of the day came back from Alpha Vantage like this:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>{\n    \"Information\": \"Thank you for using Alpha Vantage! Our standard API rate limit is 25 requests per day...\"\n}\n<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #39ADB5\">{<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;Information&quot;<\/span><span style=\"color: #6182B8\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">Thank you for using Alpha Vantage! Our standard API rate limit is 25 requests per day...<\/span><span style=\"color: #39ADB5\">&quot;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #39ADB5\">}<\/span><\/span>\n<span class=\"line\"><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Or maybe it was&nbsp;<code>yfinance<\/code>&nbsp;\u2014 a&nbsp;<code>YFRateLimitError<\/code>, or worse, no error at all, just an empty DataFrame where your price data should be.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Alpha Vantage and Yahoo Finance are genuinely good at what they&#8217;re built for. A prototype. A weekend project. A notebook you run a couple of times a week. Neither was built to sit behind something with real users hitting it on a schedule.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This guide is for the point where you&#8217;ve decided to move off one of them, or both. It covers three things: exactly what limit you&#8217;re hitting and why it exists, a quick way to check whether migrating is actually worth it yet, and a field-by-field mapping from Alpha Vantage and&nbsp;<code>yfinance<\/code>&nbsp;calls to their&nbsp;<a href=\"https:\/\/infoway.io\/en\" target=\"_blank\" rel=\"noopener\">Infoway API<\/a>&nbsp;equivalents, with working code for each one.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">The Two Free Tiers You&#8217;re Choosing Between<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Alpha Vantage<\/strong>&nbsp;is a real API, an API key, documented endpoints, a support team behind it. But the free tier has been cut twice since launch. It started at 500 requests\/day. Then 100\/day. As of 2026, it&#8217;s&nbsp;<strong>25 requests\/day, capped at 5 requests\/minute<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">That&#8217;s not a lot. A dashboard refreshing a handful of tickers on page load can burn through 25 requests before lunch. And some functions, like real-time intraday quotes, or the full intraday history data, sit behind the paid tiers entirely. So even the calls you do get for free often come back 15-minute-delayed or truncated.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><code>yfinance<\/code><\/strong>&nbsp;is a different kind of limited. It isn&#8217;t an API in the normal sense, it&#8217;s an open-source library that scrapes Yahoo Finance&#8217;s internal, unofficial endpoints. A few consequences follow from that:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>No API key, no published rate limit, no SLA. Yahoo can throttle, block, or restructure the response at any time, without notice.<\/li>\n\n\n\n<li>Heavy or parallel requests reliably trigger&nbsp;<code>429<\/code>s or silent empty DataFrames, especially around market open and earnings releases.<\/li>\n\n\n\n<li>Breaking changes land with no changelog. The&nbsp;<code>curl_cffi<\/code>&nbsp;session requirement introduced in&nbsp;<code>yfinance<\/code>&nbsp;1.x is a recent example: a fix on Yahoo&#8217;s side that broke existing integrations overnight.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Neither problem is one you can code your way around. Alpha Vantage&#8217;s 25\/day cap is a business decision, not a technical ceiling \u2014 better retry logic won&#8217;t raise it.&nbsp;<code>yfinance<\/code>&#8216;s instability is structural: you&#8217;re depending on a website&#8217;s internal API staying stable for a use case it was never built to support.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What &#8220;Free&#8221; Actually Gets You, Side by Side<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\"><\/th><th class=\"has-text-align-left\" data-align=\"left\">Alpha Vantage (Free)<\/th><th class=\"has-text-align-left\" data-align=\"left\">yfinance<\/th><th class=\"has-text-align-left\" data-align=\"left\">Infoway API (Free Trial)<\/th><\/tr><\/thead><tbody><tr><td>Requests<\/td><td>25\/day, 5\/min<\/td><td>Undocumented, changes without notice<\/td><td>86,400\/day, 60\/min, 1\/sec<\/td><\/tr><tr><td>Auth<\/td><td>API key<\/td><td>None (scraping)<\/td><td>API key<\/td><\/tr><tr><td>Real-time push (WebSocket)<\/td><td>No<\/td><td>No<\/td><td>Yes<\/td><\/tr><tr><td>Intraday history depth<\/td><td>Limited on free tier<\/td><td>1-min: 7 days, 5-min: 60 days<\/td><td>Minute-level: 3 years<\/td><\/tr><tr><td>Forex<\/td><td>Yes (<code>FX_DAILY<\/code>,&nbsp;<code>CURRENCY_EXCHANGE_RATE<\/code>), same 25\/day cap<\/td><td>Poor \/ unreliable<\/td><td>Yes, dedicated 85-pair feed<\/td><\/tr><tr><td>Fundamentals (statements, earnings)<\/td><td>Yes, same 25\/day cap<\/td><td>Yes, via&nbsp;<code>.info<\/code>&nbsp;\/&nbsp;<code>.financials<\/code>, unreliable field coverage<\/td><td>Yes, dedicated endpoints<\/td><\/tr><tr><td>Market coverage<\/td><td>Primarily US-listed<\/td><td>Primarily US, some international via Yahoo suffixes<\/td><td>US, HK, China A-shares, Japan, Korea, India, forex, crypto, Futures, CFD<\/td><\/tr><tr><td>SLA \/ official support<\/td><td>Yes (paid tiers)<\/td><td>None<\/td><td>Yes<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Look at both columns on the left and a pattern shows up: whatever you&#8217;d actually want most from either tool \u2014 more requests, real-time updates, deeper history \u2014 is exactly what&#8217;s rationed hardest.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Should You Actually Migrate Yet?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Not every&nbsp;<code>yfinance<\/code>&nbsp;or Alpha Vantage user needs to move today. Migrate when at least one of these is true:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>You&#8217;re regularly hitting the rate limit (Alpha Vantage&#8217;s 25\/day, or repeated&nbsp;<code>yfinance<\/code>&nbsp;<code>429<\/code>s) during normal usage, not just load testing<\/li>\n\n\n\n<li>The product has real users and a&nbsp;<code>429<\/code>&nbsp;or a silent empty response is a user-facing outage<\/li>\n\n\n\n<li>You need data Alpha Vantage&#8217;s free tier or&nbsp;<code>yfinance<\/code>&nbsp;structurally can&#8217;t give you, real-time push, deep intraday history, non-US markets, level-2 depth<\/li>\n\n\n\n<li>You&#8217;ve caught yourself writing retry\/backoff\/caching code whose only purpose is working around the rate limit rather than solving a product problem<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Still prototyping, still comfortably inside 25 requests\/day? <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">No urgency. This guide will still be here when you outgrow it.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Getting Set Up<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Register at&nbsp;<a href=\"https:\/\/infoway.io\/en\/create-account\" target=\"_blank\" rel=\"noopener\">infoway.io<\/a>&nbsp;for an API key. The free trial needs no credit card, and it runs at the rate limits in the table above, plenty to validate a migration before touching production traffic.<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>apiKey: YOUR_API_KEY\n<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #E2931D\">apiKey:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">YOUR_API_KEY<\/span><\/span>\n<span class=\"line\"><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/docs.infoway.io\/en-docs\/sdk-and-tools\/python-sdk\" target=\"_blank\" rel=\"noopener\">Python SDK<\/a>:<\/strong><\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>pip install infoway-sdk\n<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #E2931D\">pip<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">install<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">infoway-sdk<\/span><\/span>\n<span class=\"line\"><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Every example below shows the raw&nbsp;<code>requests<\/code>&nbsp;call too, usually the fastest way to confirm field mappings line up while you&#8217;re migrating.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Symbol Format<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Alpha Vantage and&nbsp;<code>yfinance<\/code>&nbsp;both use bare tickers for US equities:&nbsp;<code>AAPL<\/code>, not&nbsp;<code>AAPL.US<\/code>.&nbsp;<code>yfinance<\/code>&nbsp;adds Yahoo-style suffixes for other markets (<code>0700.HK<\/code>,&nbsp;<code>600519.SS<\/code>). <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Infoway does it differently: every symbol, in every market, gets the same&nbsp;<code>{CODE}.{MARKET}<\/code>&nbsp;suffix.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Market<\/th><th class=\"has-text-align-left\" data-align=\"left\">Format<\/th><th class=\"has-text-align-left\" data-align=\"left\">Example<\/th><\/tr><\/thead><tbody><tr><td>US Equities<\/td><td><code>{TICKER}.US<\/code><\/td><td><code>AAPL.US<\/code><\/td><\/tr><tr><td>Hong Kong<\/td><td><code>{5-digit code}.HK<\/code><\/td><td><code>00700.HK<\/code><\/td><\/tr><tr><td>A-Share (China)<\/td><td><code>{code}.SH<\/code>&nbsp;\/&nbsp;<code>.SZ<\/code><\/td><td><code>600519.SH<\/code><\/td><\/tr><tr><td>Japan<\/td><td><code>{4-digit code}.JP<\/code><\/td><td><code>7203.JP<\/code><\/td><\/tr><tr><td>South Korea<\/td><td><code>{6-digit code}.KS<\/code><\/td><td><code>005930.KS<\/code><\/td><\/tr><tr><td>India<\/td><td><code>{symbol}.IN<\/code><\/td><td><code>RELIANCE.IN<\/code><\/td><\/tr><tr><td>Forex<\/td><td>Currency pair, no suffix<\/td><td><code>EURUSD<\/code><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>def to_infoway_symbol(ticker: str, market: str = \"US\") -> str:\n    \"\"\"Convert a bare ticker (Alpha Vantage \/ yfinance US style) to Infoway's suffixed format.\"\"\"\n    return f\"{ticker.upper()}.{market}\"\n\nto_infoway_symbol(\"AAPL\")   &lt;em># \"AAPL.US\"&lt;\/em>\n<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #E2931D\">def<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">to_infoway_symbol<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">ticker:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">str,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">market:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">str<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">US<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #90A4AE\"> -<\/span><span style=\"color: #39ADB5\">&gt;<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">str:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;&quot;&quot;Convert a bare ticker (Alpha Vantage \/ yfinance US style) to Infoway&#39;s suffixed format.&quot;&quot;&quot;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #39ADB5; font-style: italic\">return<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">f<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">{ticker.upper()}.{market}<\/span><span style=\"color: #39ADB5\">&quot;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">to_infoway_symbol(<\/span><span style=\"color: #E2931D\">&quot;AAPL&quot;<\/span><span style=\"color: #90A4AE\">)   <\/span><span style=\"color: #39ADB5\">&lt;<\/span><span style=\"color: #90A4AE\">em<\/span><span style=\"color: #39ADB5\">&gt;<\/span><span style=\"color: #90A4AE\"># <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">AAPL.US<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #39ADB5\">&lt;<\/span><span style=\"color: #90A4AE\">\/em<\/span><span style=\"color: #39ADB5\">&gt;<\/span><\/span>\n<span class=\"line\"><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">One quiet trap to watch for:&nbsp;<code>yfinance<\/code>&nbsp;uses&nbsp;<code>.SS<\/code>&nbsp;for Shanghai-listed A-shares, Infoway uses&nbsp;<code>.SH<\/code>. Bulk-migrating a symbol list from&nbsp;<code>yfinance<\/code>? That&#8217;s a find-and-replace, not a straight copy.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Scenario 1: Latest Quote<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Alpha Vantage<\/strong>&nbsp;\u2014&nbsp;<code>GLOBAL_QUOTE<\/code>, one symbol per call, counted against your 25\/day:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>import requests\n\nresp = requests.get(\"https:\/\/www.alphavantage.co\/query\", params={\n    \"function\": \"GLOBAL_QUOTE\",\n    \"symbol\": \"AAPL\",\n    \"apikey\": \"YOUR_AV_KEY\",\n})\nquote = resp.json()&#91;\"Global Quote\"&#93;\nprice = quote&#91;\"05. price\"&#93;\n<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #E2931D\">import<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">requests<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">resp<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">requests.get<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;https:\/\/www.alphavantage.co\/query&quot;<\/span><span style=\"color: #E2931D\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">params={<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;function&quot;<\/span><span style=\"color: #6182B8\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">GLOBAL_QUOTE<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;symbol&quot;<\/span><span style=\"color: #6182B8\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">AAPL<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;apikey&quot;<\/span><span style=\"color: #6182B8\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">YOUR_AV_KEY<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">})<\/span><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">quote<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">resp.json<\/span><span style=\"color: #39ADB5\">()<\/span><span style=\"color: #91B859\">&#91;<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">Global Quote<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">&#93;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">price<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">quote&#91;<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">05. price<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">&#93;<\/span><\/span>\n<span class=\"line\"><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>yfinance<\/strong>&nbsp;\u2014&nbsp;<code>.info<\/code>&nbsp;or&nbsp;<code>.fast_info<\/code>, one HTTP round trip to Yahoo per ticker:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>import yfinance as yf\n\nticker = yf.Ticker(\"AAPL\")\nprice = ticker.fast_info&#91;\"last_price\"&#93;\n<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #E2931D\">import<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">yfinance<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">as<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">yf<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">ticker<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">yf.Ticker<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;AAPL&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">price<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">ticker.fast_info&#91;<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">last_price<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">&#93;<\/span><\/span>\n<span class=\"line\"><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Infoway<\/strong>&nbsp;\u2014 one call, up to 100 symbols batched together:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>from infoway import InfowayClient\n\nclient = InfowayClient(api_key=\"YOUR_API_KEY\")\ntrades = client.stock.get_trade(\"AAPL.US,TSLA.US,MSFT.US\")\n\nfor t in trades:\n    print(f\"{t&#91;'s'&#93;:10s}  ${t&#91;'p'&#93;:>10s}  vol={t&#91;'v'&#93;:>10s}\")\n<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #E2931D\">from<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">infoway<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">import<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">InfowayClient<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">client<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">InfowayClient<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #90A4AE\">api_key<\/span><span style=\"color: #39ADB5\">=<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">YOUR_API_KEY<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #90A4AE\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">trades<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">client.stock.get_trade<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;AAPL.US,TSLA.US,MSFT.US&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #39ADB5; font-style: italic\">for<\/span><span style=\"color: #90A4AE\"> t <\/span><span style=\"color: #39ADB5; font-style: italic\">in<\/span><span style=\"color: #90A4AE\"> trades:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #6182B8\">print<\/span><span style=\"color: #90A4AE\">(f<\/span><span style=\"color: #E2931D\">&quot;{t&#91;&#39;s&#39;&#93;:10s}  <\/span><span style=\"color: #39ADB5\">${<\/span><span style=\"color: #90A4AE\">t<\/span><span style=\"color: #39ADB5\">&#91;<\/span><span style=\"color: #E2931D\">&#39;p&#39;<\/span><span style=\"color: #39ADB5\">&#93;:<\/span><span style=\"color: #E2931D\">&gt;<\/span><span style=\"color: #90A4AE\">10s<\/span><span style=\"color: #39ADB5\">}<\/span><span style=\"color: #E2931D\">  vol={t&#91;&#39;v&#39;&#93;:&gt;10s}&quot;<\/span><span style=\"color: #90A4AE\">)<\/span><\/span>\n<span class=\"line\"><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Batching is the detail that matters most here. If your old code called Alpha Vantage or&nbsp;<code>yfinance<\/code>&nbsp;once per symbol in a loop, that pattern alone burns through a 25\/day cap with just five tickers, or trips&nbsp;<code>yfinance<\/code>&#8216;s undocumented parallel-request throttle. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Collapsing that loop into one batched Infoway call is usually the single biggest drop in request volume you&#8217;ll see from this migration.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Scenario 2: Historical Prices (Daily and Intraday)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Alpha Vantage<\/strong>&nbsp;\u2014&nbsp;<code>TIME_SERIES_DAILY<\/code>&nbsp;\/&nbsp;<code>TIME_SERIES_INTRADAY<\/code>, returned as a date-keyed dict:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>resp = requests.get(\"https:\/\/www.alphavantage.co\/query\", params={\n    \"function\": \"TIME_SERIES_DAILY\",\n    \"symbol\": \"AAPL\",\n    \"outputsize\": \"full\",\n    \"apikey\": \"YOUR_AV_KEY\",\n})\nseries = resp.json()&#91;\"Time Series (Daily)\"&#93;\nfor date, bar in series.items():\n    close = bar&#91;\"4. close\"&#93;\n<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #E2931D\">resp<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">requests.get<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;https:\/\/www.alphavantage.co\/query&quot;<\/span><span style=\"color: #E2931D\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">params={<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;function&quot;<\/span><span style=\"color: #6182B8\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">TIME_SERIES_DAILY<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;symbol&quot;<\/span><span style=\"color: #6182B8\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">AAPL<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;outputsize&quot;<\/span><span style=\"color: #6182B8\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">full<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;apikey&quot;<\/span><span style=\"color: #6182B8\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">YOUR_AV_KEY<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">})<\/span><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">series<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">resp.json<\/span><span style=\"color: #39ADB5\">()<\/span><span style=\"color: #91B859\">&#91;<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">Time Series (Daily)<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">&#93;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #39ADB5; font-style: italic\">for<\/span><span style=\"color: #90A4AE\"> date, bar <\/span><span style=\"color: #39ADB5; font-style: italic\">in<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #6182B8\">series.items<\/span><span style=\"color: #39ADB5\">()<\/span><span style=\"color: #90A4AE\">:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">close<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">bar&#91;<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">4. close<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">&#93;<\/span><\/span>\n<span class=\"line\"><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>yfinance<\/strong>&nbsp;\u2014&nbsp;<code>.history()<\/code>, returned as a pandas DataFrame:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>df = yf.download(\"AAPL\", period=\"1y\", interval=\"1d\")\n<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #E2931D\">df<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">yf.download<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;AAPL&quot;<\/span><span style=\"color: #E2931D\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">period=<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">1y<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">interval=<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">1d<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Infoway<\/strong>&nbsp;\u2014 the <a href=\"https:\/\/docs.infoway.io\/en-docs\/rest-api\/market-data\/post-candlestick-real-historical\" target=\"_blank\" rel=\"noopener\">candlestick (OHLCV) endpoint<\/a>, with 12 timeframes instead of Alpha Vantage&#8217;s fixed&nbsp;<code>daily<\/code>\/<code>weekly<\/code>\/<code>monthly<\/code>&nbsp;functions or&nbsp;<code>yfinance<\/code>&#8216;s interval strings:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>from infoway import InfowayClient, KlineType\n\nclient = InfowayClient(api_key=\"YOUR_API_KEY\")\ndf = client.stock.get_kline(\"AAPL.US\", kline_type=KlineType.DAY, count=250)\nprint(df.tail())\n<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #E2931D\">from<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">infoway<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">import<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">InfowayClient,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">KlineType<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">client<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">InfowayClient<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #90A4AE\">api_key<\/span><span style=\"color: #39ADB5\">=<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">YOUR_API_KEY<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #90A4AE\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">df<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">client.stock.get_kline<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;AAPL.US&quot;<\/span><span style=\"color: #E2931D\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">kline_type=KlineType.DAY,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">count=<\/span><span style=\"color: #F76D47\">250<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #6182B8\">print<\/span><span style=\"color: #90A4AE\">(df.tail(<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #90A4AE\">)<\/span><\/span>\n<span class=\"line\"><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Full history with pagination<\/strong>&nbsp;(the equivalent of Alpha Vantage&#8217;s&nbsp;<code>outputsize=full<\/code>&nbsp;or&nbsp;<code>yfinance<\/code>&#8216;s&nbsp;<code>period=\"max\"<\/code>) \u2014 a single request maxes out at 500 candles, so walk backward using&nbsp;<code>timestamp<\/code>:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>import requests, json\n\nAPI_KEY  = \"YOUR_API_KEY\"\nENDPOINT = \"https:\/\/data.infoway.io\/stock\/v2\/batch_kline\"\nHEADERS  = {\"Content-Type\": \"application\/json\", \"apiKey\": API_KEY}\n\n\ndef download_full_history(symbol: str, kline_type: int = 8) -> list&#91;dict&#93;:\n    all_candles, cursor = [], None\n    while True:\n        payload = {\"codes\": symbol, \"klineType\": kline_type, \"klineNum\": 500}\n        if cursor:\n            payload&#91;\"timestamp\"&#93; = cursor\n        resp = requests.post(ENDPOINT, headers=HEADERS, data=json.dumps(payload), timeout=30)\n        resp.raise_for_status()\n\n        items   = resp.json().get(\"data\", [])\n        candles = next((it&#91;\"respList\"&#93; for it in items if it&#91;\"s\"&#93; == symbol), [])\n        if not candles:\n            break\n        all_candles.extend(candles)\n\n        oldest_ts = int(candles&#91;-1&#93;&#91;\"t\"&#93;)\n        if cursor and oldest_ts >= cursor:\n            break\n        cursor = oldest_ts\n\n    all_candles.sort(key=lambda c: int(c&#91;\"t\"&#93;))\n    return all_candles\n\n\ncandles = download_full_history(\"AAPL.US\")\nprint(f\"AAPL.US: {len(candles)} daily bars\")\n<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #E2931D\">import<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">requests,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">json<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">API_KEY<\/span><span style=\"color: #90A4AE\">  <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">YOUR_API_KEY<\/span><span style=\"color: #39ADB5\">&quot;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">ENDPOINT<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">https:\/\/data.infoway.io\/stock\/v2\/batch_kline<\/span><span style=\"color: #39ADB5\">&quot;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">HEADERS<\/span><span style=\"color: #90A4AE\">  <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">{<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">Content-Type<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">application\/json<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">apiKey<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">API_KEY}<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">def<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">download_full_history<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">symbol:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">str,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">kline_type:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">int<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #F76D47\">8<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #90A4AE\"> -<\/span><span style=\"color: #39ADB5\">&gt;<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">list&#91;dict&#93;:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">all_candles,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">cursor<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> [], None<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #39ADB5; font-style: italic\">while<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #E2931D\">True:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #E2931D\">payload<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">{<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">codes<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">symbol,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">klineType<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">kline_type,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">klineNum<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #F76D47\">500<\/span><span style=\"color: #91B859\">}<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #39ADB5; font-style: italic\">if<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #E2931D\">cursor:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">            <\/span><span style=\"color: #E2931D\">payload&#91;<\/span><span style=\"color: #E2931D\">&quot;timestamp&quot;<\/span><span style=\"color: #E2931D\">&#93;<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">cursor<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #E2931D\">resp<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">requests.post<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">ENDPOINT,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">headers=HEADERS,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">data=json.dumps<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">payload<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">timeout=<\/span><span style=\"color: #F76D47\">30<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #6182B8\">resp.raise_for_status<\/span><span style=\"color: #39ADB5\">()<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        items   = resp.json<\/span><span style=\"color: #39ADB5\">()<\/span><span style=\"color: #90A4AE\">.get<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;data&quot;<\/span><span style=\"color: #E2931D\">,<\/span><span style=\"color: #90A4AE\"> []<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #E2931D\">candles<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">next<\/span><span style=\"color: #39ADB5\">((<\/span><span style=\"color: #90A4AE\">it&#91;&quot;respList&quot;&#93; for it in items if it&#91;&quot;s&quot;&#93; <\/span><span style=\"color: #39ADB5\">==<\/span><span style=\"color: #90A4AE\"> symbol)<\/span><span style=\"color: #39ADB5\">,<\/span><span style=\"color: #90A4AE\"> [])<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        if not candles:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">            <\/span><span style=\"color: #91B859\">break<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #E2931D\">all_candles.extend(candles<\/span><span style=\"color: #90A4AE\">)<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #E2931D\">oldest_ts<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">int<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">candles&#91;-1&#93;&#91;<\/span><span style=\"color: #E2931D\">&quot;t&quot;<\/span><span style=\"color: #E2931D\">&#93;<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #39ADB5; font-style: italic\">if<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #E2931D\">cursor<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">and<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">oldest_ts<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&gt;<\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">cursor:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">            <\/span><span style=\"color: #39ADB5; font-style: italic\">break<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #E2931D\">cursor<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">oldest_ts<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">all_candles.sort(key<\/span><span style=\"color: #90A4AE\">=lambda <\/span><span style=\"color: #91B859\">c:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">int<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">c&#91;<\/span><span style=\"color: #E2931D\">&quot;t&quot;<\/span><span style=\"color: #E2931D\">&#93;<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #90A4AE\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #39ADB5; font-style: italic\">return<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">all_candles<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">candles<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">download_full_history<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;AAPL.US&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #6182B8\">print<\/span><span style=\"color: #90A4AE\">(f<\/span><span style=\"color: #E2931D\">&quot;AAPL.US: {len(candles)} daily bars&quot;<\/span><span style=\"color: #90A4AE\">)<\/span><\/span>\n<span class=\"line\"><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Intraday is where the free tiers hurt most. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Alpha Vantage caps 1-minute history on the free plan, and&nbsp;<code>yfinance<\/code>&nbsp;limits 1-minute bars to the trailing 7 days. Infoway&#8217;s minute-level data goes back 3 years. If &#8220;I need more than a week of 1-minute bars for backtesting&#8221; is the actual reason you&#8217;re reading this, that gap alone is worth the migration.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Scenario 3: Fundamentals<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Alpha Vantage<\/strong>&nbsp;\u2014&nbsp;<code>OVERVIEW<\/code>&nbsp;for key stats,&nbsp;<code>EARNINGS<\/code>&nbsp;for the beat\/miss history, each a separate call against the same 25\/day budget:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>overview = requests.get(\"https:\/\/www.alphavantage.co\/query\", params={\n    \"function\": \"OVERVIEW\", \"symbol\": \"AAPL\", \"apikey\": \"YOUR_AV_KEY\",\n}).json()\npe_ratio   = overview&#91;\"PERatio\"&#93;\nmarket_cap = overview&#91;\"MarketCapitalization\"&#93;\n\nearnings = requests.get(\"https:\/\/www.alphavantage.co\/query\", params={\n    \"function\": \"EARNINGS\", \"symbol\": \"AAPL\", \"apikey\": \"YOUR_AV_KEY\",\n}).json()&#91;\"quarterlyEarnings\"&#93;\n<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #E2931D\">overview<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">requests.get<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;https:\/\/www.alphavantage.co\/query&quot;<\/span><span style=\"color: #E2931D\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">params={<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;function&quot;<\/span><span style=\"color: #6182B8\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">OVERVIEW<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">symbol<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">AAPL<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">apikey<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">YOUR_AV_KEY<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">}).json()<\/span><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">pe_ratio<\/span><span style=\"color: #90A4AE\">   <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">overview&#91;<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">PERatio<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">&#93;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">market_cap<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">overview&#91;<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">MarketCapitalization<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">&#93;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">earnings<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">requests.get<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;https:\/\/www.alphavantage.co\/query&quot;<\/span><span style=\"color: #E2931D\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">params={<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;function&quot;<\/span><span style=\"color: #6182B8\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">EARNINGS<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">symbol<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">AAPL<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">apikey<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">YOUR_AV_KEY<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">}).json()&#91;&quot;quarterlyEarnings&quot;&#93;<\/span><\/span>\n<span class=\"line\"><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>yfinance<\/strong>&nbsp;\u2014&nbsp;<code>.info<\/code>&nbsp;for the same key stats (field coverage varies by ticker and changes without notice),&nbsp;<code>.financials<\/code>&nbsp;\/&nbsp;<code>.balance_sheet<\/code>&nbsp;\/&nbsp;<code>.cashflow<\/code>&nbsp;for statements:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>info = yf.Ticker(\"AAPL\").info\npe_ratio, market_cap = info.get(\"trailingPE\"), info.get(\"marketCap\")\n\nincome_stmt = yf.Ticker(\"AAPL\").financials\n<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #E2931D\">info<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">yf.Ticker<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;AAPL&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">.info<\/span><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">pe_ratio,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">market_cap<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">info.get<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;trailingPE&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">info.get<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;marketCap&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">income_stmt<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">yf.Ticker<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;AAPL&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">.financials<\/span><\/span>\n<span class=\"line\"><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Infoway<\/strong>&nbsp;\u2014 split into purpose-built endpoints rather than one blended object:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>from infoway import InfowayClient\n\nclient  = InfowayClient(api_key=\"YOUR_API_KEY\")\ncompany = client.stock_info.get_company(\"AAPL.US\")\nprint(company&#91;\"company_name\"&#93;, \"-\", company&#91;\"industry\"&#93;)\n<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #E2931D\">from<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">infoway<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">import<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">InfowayClient<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">client<\/span><span style=\"color: #90A4AE\">  <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">InfowayClient<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #90A4AE\">api_key<\/span><span style=\"color: #39ADB5\">=<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">YOUR_API_KEY<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #90A4AE\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">company<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">client.stock_info.get_company<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;AAPL.US&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #6182B8\">print<\/span><span style=\"color: #90A4AE\">(company&#91;<\/span><span style=\"color: #E2931D\">&quot;company_name&quot;<\/span><span style=\"color: #E2931D\">&#93;,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">-<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">company&#91;<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">industry<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">&#93;<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><\/span><\/code><\/pre><\/div>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>import requests\n\nheaders = {\"apiKey\": \"YOUR_API_KEY\"}\n\ninfo = requests.get(\n    \"https:\/\/data.infoway.io\/common\/basic\/symbols\/info\",\n    headers=headers,\n    params={\"type\": \"STOCK_US\", \"symbols\": \"AAPL.US\"},\n).json()&#91;\"data\"&#93;&#91;0&#93;\n\nvaluation = requests.get(\n    \"https:\/\/data.infoway.io\/common\/v2\/basic\/stock\/valuation\/AAPL.US\",\n    headers=headers,\n).json()&#91;\"data\"&#93;\nlatest_pe = valuation&#91;\"pe_list\"&#93;&#91;-1&#93;&#91;\"pe\"&#93;\n\nearnings = requests.get(\n    \"https:\/\/data.infoway.io\/common\/basic\/financial\/earnings\",\n    headers=headers,\n    params={\"symbol\": \"AAPL.US\", \"type\": \"STOCK_US\", \"period_type\": \"fq\"},\n).json()&#91;\"data\"&#93;\nfor e in earnings:\n    beat = \"beat\" if e&#91;\"epsPercentage\"&#93; > 0 else \"miss\"\n    print(f\"{e&#91;'periodKey'&#93;}: EPS {e&#91;'epsActual'&#93;} vs est {e&#91;'epsEstimate'&#93;} ({beat})\")\n\nincome_stmt = requests.get(\n    \"https:\/\/data.infoway.io\/common\/basic\/financial\/income_statement\",\n    headers=headers,\n    params={\"symbol\": \"AAPL.US\", \"type\": \"STOCK_US\", \"period_type\": \"fq\"},\n).json()&#91;\"data\"&#93;\n<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #E2931D\">import<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">requests<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">headers<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">{<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">apiKey<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">YOUR_API_KEY<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">}<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">info<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">requests.get<\/span><span style=\"color: #39ADB5\">(<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;https:\/\/data.infoway.io\/common\/basic\/symbols\/info&quot;<\/span><span style=\"color: #E2931D\">,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    headers<\/span><span style=\"color: #39ADB5\">=<\/span><span style=\"color: #91B859\">headers,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    params<\/span><span style=\"color: #39ADB5\">=<\/span><span style=\"color: #91B859\">{<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">type<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #E2931D\">&quot;STOCK_US&quot;<\/span><span style=\"color: #E2931D\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">symbols<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">AAPL.US<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">},<\/span><\/span>\n<span class=\"line\"><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">.json<\/span><span style=\"color: #39ADB5\">()<\/span><span style=\"color: #91B859\">&#91;<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">data<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">&#93;&#91;<\/span><span style=\"color: #F76D47\">0<\/span><span style=\"color: #91B859\">&#93;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">valuation<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">requests.get<\/span><span style=\"color: #39ADB5\">(<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;https:\/\/data.infoway.io\/common\/v2\/basic\/stock\/valuation\/AAPL.US&quot;<\/span><span style=\"color: #E2931D\">,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    headers<\/span><span style=\"color: #39ADB5\">=<\/span><span style=\"color: #91B859\">headers,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">.json<\/span><span style=\"color: #39ADB5\">()<\/span><span style=\"color: #91B859\">&#91;<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">data<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">&#93;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">latest_pe<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">valuation&#91;<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">pe_list<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">&#93;&#91;<\/span><span style=\"color: #F76D47\">-1<\/span><span style=\"color: #91B859\">&#93;&#91;<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">pe<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">&#93;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">earnings<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">requests.get<\/span><span style=\"color: #39ADB5\">(<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;https:\/\/data.infoway.io\/common\/basic\/financial\/earnings&quot;<\/span><span style=\"color: #E2931D\">,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    headers<\/span><span style=\"color: #39ADB5\">=<\/span><span style=\"color: #91B859\">headers,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    params<\/span><span style=\"color: #39ADB5\">=<\/span><span style=\"color: #91B859\">{<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">symbol<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #E2931D\">&quot;AAPL.US&quot;<\/span><span style=\"color: #E2931D\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">type<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">STOCK_US<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">period_type<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">fq<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">},<\/span><\/span>\n<span class=\"line\"><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">.json<\/span><span style=\"color: #39ADB5\">()<\/span><span style=\"color: #91B859\">&#91;<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">data<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">&#93;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #39ADB5; font-style: italic\">for<\/span><span style=\"color: #90A4AE\"> e <\/span><span style=\"color: #39ADB5; font-style: italic\">in<\/span><span style=\"color: #90A4AE\"> earnings:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">beat<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">beat<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">if<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">e&#91;<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">epsPercentage<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">&#93;<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&gt;<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #F76D47\">0<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">else<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">miss<\/span><span style=\"color: #39ADB5\">&quot;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #6182B8\">print<\/span><span style=\"color: #90A4AE\">(f<\/span><span style=\"color: #E2931D\">&quot;{e&#91;&#39;periodKey&#39;&#93;}: EPS {e&#91;&#39;epsActual&#39;&#93;} vs est {e&#91;&#39;epsEstimate&#39;&#93;} ({beat})&quot;<\/span><span style=\"color: #90A4AE\">)<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">income_stmt<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">requests.get<\/span><span style=\"color: #39ADB5\">(<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;https:\/\/data.infoway.io\/common\/basic\/financial\/income_statement&quot;<\/span><span style=\"color: #E2931D\">,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    headers<\/span><span style=\"color: #39ADB5\">=<\/span><span style=\"color: #91B859\">headers,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    params<\/span><span style=\"color: #39ADB5\">=<\/span><span style=\"color: #91B859\">{<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">symbol<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #E2931D\">&quot;AAPL.US&quot;<\/span><span style=\"color: #E2931D\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">type<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">STOCK_US<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">period_type<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">fq<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">},<\/span><\/span>\n<span class=\"line\"><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">.json<\/span><span style=\"color: #39ADB5\">()<\/span><span style=\"color: #91B859\">&#91;<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">data<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">&#93;<\/span><\/span>\n<span class=\"line\"><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">One difference worth noting: the valuation endpoint returns a full PE\/PB time series, not a single snapshot. If your old code was polling&nbsp;<code>OVERVIEW<\/code>&nbsp;daily just to build that history yourself, you can delete that job.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Scenario 4: Forex<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><code>yfinance<\/code>&nbsp;forex support is thin and unreliable, so most developers looking for free forex data end up on Alpha Vantage&#8217;s&nbsp;<code>FX_DAILY<\/code>&nbsp;or&nbsp;<code>CURRENCY_EXCHANGE_RATE<\/code>&nbsp;instead, still capped at the same 25 requests\/day as every other function on the account.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Alpha Vantage:<\/strong><\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>fx = requests.get(\"https:\/\/www.alphavantage.co\/query\", params={\n    \"function\": \"CURRENCY_EXCHANGE_RATE\",\n    \"from_currency\": \"EUR\", \"to_currency\": \"USD\",\n    \"apikey\": \"YOUR_AV_KEY\",\n}).json()&#91;\"Realtime Currency Exchange Rate\"&#93;\nrate = fx&#91;\"5. Exchange Rate\"&#93;\n<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #E2931D\">fx<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">requests.get<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;https:\/\/www.alphavantage.co\/query&quot;<\/span><span style=\"color: #E2931D\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">params={<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;function&quot;<\/span><span style=\"color: #6182B8\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">CURRENCY_EXCHANGE_RATE<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;from_currency&quot;<\/span><span style=\"color: #6182B8\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">EUR<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">to_currency<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">USD<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;apikey&quot;<\/span><span style=\"color: #6182B8\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">YOUR_AV_KEY<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">}).json()&#91;&quot;Realtime Currency Exchange Rate&quot;&#93;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">rate<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">fx&#91;<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">5. Exchange Rate<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">&#93;<\/span><\/span>\n<span class=\"line\"><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Infoway<\/strong>&nbsp;\u2014 <a href=\"https:\/\/infoway.io\/en\/forex-api\" target=\"_blank\" rel=\"noopener\">forex<\/a> uses the same&nbsp;<code>\/common\/<\/code>&nbsp;endpoints as commodities and precious metals, no separate function per data type:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>import requests\n\nheaders = {\"apiKey\": \"YOUR_API_KEY\"}\nresp = requests.get(\n    \"https:\/\/data.infoway.io\/common\/batch_trade\/EURUSD,GBPUSD,USDJPY\",\n    headers=headers,\n).json()&#91;\"data\"&#93;\n\nfor tick in resp:\n    print(f\"{tick&#91;'s'&#93;}: {tick&#91;'p'&#93;}\")\n<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #E2931D\">import<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">requests<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">headers<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">{<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">apiKey<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">YOUR_API_KEY<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">}<\/span><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">resp<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">requests.get<\/span><span style=\"color: #39ADB5\">(<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">&quot;https:\/\/data.infoway.io\/common\/batch_trade\/EURUSD,GBPUSD,USDJPY&quot;<\/span><span style=\"color: #E2931D\">,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    headers<\/span><span style=\"color: #39ADB5\">=<\/span><span style=\"color: #91B859\">headers,<\/span><\/span>\n<span class=\"line\"><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">.json<\/span><span style=\"color: #39ADB5\">()<\/span><span style=\"color: #91B859\">&#91;<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">data<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">&#93;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #39ADB5; font-style: italic\">for<\/span><span style=\"color: #90A4AE\"> tick <\/span><span style=\"color: #39ADB5; font-style: italic\">in<\/span><span style=\"color: #90A4AE\"> resp:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #6182B8\">print<\/span><span style=\"color: #90A4AE\">(f<\/span><span style=\"color: #E2931D\">&quot;{tick&#91;&#39;s&#39;&#93;}: {tick&#91;&#39;p&#39;&#93;}&quot;<\/span><span style=\"color: #90A4AE\">)<\/span><\/span>\n<span class=\"line\"><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">That&#8217;s the difference in a sentence: Infoway&#8217;s forex feed covers 85 pairs with sub-100ms latency over WebSocket, versus a&nbsp;<code>CURRENCY_EXCHANGE_RATE<\/code>&nbsp;call you&#8217;re rationing to a handful of times a day.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Scenario 5: WebSocket<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Neither Alpha Vantage nor&nbsp;<code>yfinance<\/code>&nbsp;offers a push connection. Both are request\/response only. So &#8220;real-time&#8221; in your old code really meant polling on a timer and hoping you didn&#8217;t hit the rate limit before the next tick. Infoway&#8217;s WebSocket removes that loop entirely.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Endpoint:<\/strong>&nbsp;<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>wss:\/\/data.infoway.io\/ws?business=stock&amp;apikey=YOUR_API_KEY<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #E2931D\">wss:\/\/data.infoway.io\/ws?business<\/span><span style=\"color: #90A4AE\">=stock<\/span><span style=\"color: #39ADB5\">&amp;<\/span><span style=\"color: #90A4AE\">apikey<\/span><span style=\"color: #39ADB5\">=<\/span><span style=\"color: #91B859\">YOUR_API_KEY<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:16px 0 0 16px;width:100%;text-align:left;background-color:#fafafa\"><span style=\"background:#8198a3;padding:0.3rem 0.5rem 0.2rem;border-radius:1rem;font-size:0.8em;line-height:1;height:1.25rem;text-align:center;display:inline-flex;align-items:center;justify-content:center;color:#fafafa\">Bash<\/span><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>import asyncio, json, uuid, logging\nimport websockets\nfrom websockets.exceptions import ConnectionClosed\n\nlogging.basicConfig(level=logging.INFO, format=\"%(asctime)s %(message)s\")\nlogger = logging.getLogger(\"stock-stream\")\n\nSYMBOLS = \"AAPL.US,TSLA.US,MSFT.US\"\n\n\nclass StockStreamClient:\n    def __init__(self, api_key: str):\n        self.url = f\"wss:\/\/data.infoway.io\/ws?business=stock&amp;apikey={api_key}\"\n        self.ws = None\n        self.running = True\n\n    async def _send(self, msg: dict):\n        await self.ws.send(json.dumps(msg))\n\n    async def _subscribe(self):\n        trace = lambda: str(uuid.uuid4())\n        await self._send({\"code\": 10000, \"trace\": trace(), \"data\": {\"codes\": SYMBOLS}})   &lt;em># trades&lt;\/em>\n        await asyncio.sleep(1)\n        await self._send({\"code\": 10006, \"trace\": trace(),\n                          \"data\": {\"arr\": &#91;{\"type\": 1, \"codes\": SYMBOLS}&#93;}})               &lt;em># 1-min candles&lt;\/em>\n\n    async def _heartbeat(self):\n        while True:\n            await asyncio.sleep(30)\n            if self.ws is None:\n                break\n            await self._send({\"code\": 10010, \"trace\": str(uuid.uuid4())})\n\n    def _dispatch(self, raw: str):\n        msg = json.loads(raw)\n        code, data = msg.get(\"code\"), msg.get(\"data\", {})\n        if code == 10002:\n            logger.info(\"TRADE  %-10s  $%-10s  vol=%s\", data.get(\"s\"), data.get(\"p\"), data.get(\"v\"))\n        elif code == 10008:\n            logger.info(\"CANDLE %-10s  c=%s  vol=%s\", data.get(\"s\"), data.get(\"c\"), data.get(\"v\"))\n\n    async def start(self):\n        backoff = 5\n        while self.running:\n            try:\n                async with websockets.connect(self.url) as ws:\n                    self.ws = ws\n                    await self._subscribe()\n                    hb = asyncio.create_task(self._heartbeat())\n                    async for message in ws:\n                        self._dispatch(message)\n                    hb.cancel()\n                    backoff = 5\n            except ConnectionClosed as e:\n                logger.warning(\"Connection closed: %s \u2014 reconnecting in %ss\", e, backoff)\n            except Exception as e:\n                logger.error(\"Error: %s\", e)\n            await asyncio.sleep(backoff)\n            backoff = min(backoff * 2, 60)\n\n\nasync def main():\n    client = StockStreamClient(api_key=\"YOUR_API_KEY\")\n    await client.start()\n\nif __name__ == \"__main__\":\n    asyncio.run(main())\n<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #E2931D\">import<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">asyncio,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">json,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">uuid,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">logging<\/span><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">import<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">websockets<\/span><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">from<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">websockets.exceptions<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">import<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">ConnectionClosed<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">logging.basicConfig(level<\/span><span style=\"color: #90A4AE\">=logging.INFO, <\/span><span style=\"color: #91B859\">format=<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">%(asctime)s %(message)s<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #90A4AE\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">logger<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">logging.getLogger<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;stock-stream&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">SYMBOLS<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">AAPL.US,TSLA.US,MSFT.US<\/span><span style=\"color: #39ADB5\">&quot;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">class<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">StockStreamClient:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">def<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">__init__<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">self,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">api_key:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">str<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #E2931D\">self.url<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">f<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">wss:\/\/data.infoway.io\/ws?business=stock&amp;apikey={api_key}<\/span><span style=\"color: #39ADB5\">&quot;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #E2931D\">self.ws<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">None<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #E2931D\">self.running<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">True<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">async<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">def<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">_send<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">self,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">msg:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">dict<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #E2931D\">await<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">self.ws.send<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">json.dumps(msg<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #90A4AE\">)<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">async<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">def<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">_subscribe<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">self<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #E2931D\">trace<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">lambda:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">str<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #6182B8\">uuid.uuid4<\/span><span style=\"color: #39ADB5\">())<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #E2931D\">await<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">self._send<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #90A4AE\">{&quot;code&quot;: 10000, &quot;trace&quot;: trace(), &quot;data&quot;: {&quot;codes&quot;: SYMBOLS}})   &lt;em&gt;# trades&lt;\/em&gt;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #E2931D\">await<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">asyncio.sleep<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">1<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #E2931D\">await<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">self._send<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #90A4AE\">{&quot;code&quot;: 10006, &quot;trace&quot;: trace(),<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">                          <\/span><span style=\"color: #E2931D\">&quot;data&quot;<\/span><span style=\"color: #6182B8\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">{<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">arr<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> &#91;{<\/span><span style=\"color: #E2931D\">&quot;type&quot;<\/span><span style=\"color: #6182B8\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #F76D47\">1<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">codes<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">SYMBOLS}&#93;}}<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #90A4AE\">               <\/span><span style=\"color: #39ADB5\">&lt;<\/span><span style=\"color: #91B859\">e<\/span><span style=\"color: #90A4AE\">m<\/span><span style=\"color: #39ADB5\">&gt;<\/span><span style=\"color: #91B859\">#<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #F76D47\">1<\/span><span style=\"color: #91B859\">-min<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">candles<\/span><span style=\"color: #39ADB5\">&lt;<\/span><span style=\"color: #91B859\">\/e<\/span><span style=\"color: #90A4AE\">m<\/span><span style=\"color: #39ADB5\">&gt;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">async<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">def<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">_heartbeat<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">self<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #39ADB5; font-style: italic\">while<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #E2931D\">True:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">            <\/span><span style=\"color: #E2931D\">await<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">asyncio.sleep<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">30<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">            <\/span><span style=\"color: #39ADB5; font-style: italic\">if<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #E2931D\">self.ws<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">is<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">None:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">                <\/span><span style=\"color: #39ADB5; font-style: italic\">break<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">            <\/span><span style=\"color: #E2931D\">await<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">self._send<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #90A4AE\">{&quot;code&quot;: 10010, &quot;trace&quot;: str(uuid.uuid4())})<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">def<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">_dispatch<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">self,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">raw:<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">str<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #E2931D\">msg<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">json.loads<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">raw<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #E2931D\">code,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">data<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">msg.get<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;code&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">msg.get<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;data&quot;<\/span><span style=\"color: #E2931D\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">{}<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #39ADB5; font-style: italic\">if<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #E2931D\">code<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">==<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #F76D47\">10002<\/span><span style=\"color: #91B859\">:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">            <\/span><span style=\"color: #E2931D\">logger.info(<\/span><span style=\"color: #E2931D\">&quot;TRADE  %-10s  $%-10s  vol=%s&quot;<\/span><span style=\"color: #E2931D\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">data.get<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;s&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">data.get<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;p&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">data.get<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;v&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #90A4AE\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #39ADB5; font-style: italic\">elif<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #E2931D\">code<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">==<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #F76D47\">10008<\/span><span style=\"color: #91B859\">:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">            <\/span><span style=\"color: #E2931D\">logger.info(<\/span><span style=\"color: #E2931D\">&quot;CANDLE %-10s  c=%s  vol=%s&quot;<\/span><span style=\"color: #E2931D\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">data.get<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;s&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">data.get<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;c&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">data.get<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;v&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #90A4AE\">)<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">async<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">def<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">start<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">self<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #91B859\">:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #E2931D\">backoff<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #F76D47\">5<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #39ADB5; font-style: italic\">while<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #E2931D\">self.running:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">            <\/span><span style=\"color: #E2931D\">try:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">                <\/span><span style=\"color: #E2931D\">async<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">with<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">websockets.connect<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">self.url<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">as<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">ws:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">                    <\/span><span style=\"color: #E2931D\">self.ws<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">ws<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">                    <\/span><span style=\"color: #E2931D\">await<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">self._subscribe<\/span><span style=\"color: #39ADB5\">()<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">                    <\/span><span style=\"color: #E2931D\">hb<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">asyncio.create_task<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #6182B8\">self._heartbeat<\/span><span style=\"color: #39ADB5\">())<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">                    <\/span><span style=\"color: #E2931D\">async<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">for<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">message<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">in<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">ws:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">                        <\/span><span style=\"color: #E2931D\">self._dispatch(message<\/span><span style=\"color: #90A4AE\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">                    <\/span><span style=\"color: #6182B8\">hb.cancel<\/span><span style=\"color: #39ADB5\">()<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">                    backoff = 5<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">            except ConnectionClosed as e:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">                logger.warning<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">&quot;Connection closed: %s \u2014 reconnecting in %ss&quot;<\/span><span style=\"color: #E2931D\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">e,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">backoff<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">            <\/span><span style=\"color: #E2931D\">except<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">Exception<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">as<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">e:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">                <\/span><span style=\"color: #E2931D\">logger.error(<\/span><span style=\"color: #E2931D\">&quot;Error: %s&quot;<\/span><span style=\"color: #E2931D\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">e<\/span><span style=\"color: #90A4AE\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">            <\/span><span style=\"color: #E2931D\">await<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">asyncio.sleep<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">backoff<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">            <\/span><span style=\"color: #E2931D\">backoff<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">min<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #E2931D\">backoff<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #90A4AE\">*<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #F76D47\">2<\/span><span style=\"color: #91B859\">,<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #F76D47\">60<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #E2931D\">async<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">def<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">main<\/span><span style=\"color: #39ADB5\">()<\/span><span style=\"color: #91B859\">:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">client<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">StockStreamClient<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #90A4AE\">api_key<\/span><span style=\"color: #39ADB5\">=<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">YOUR_API_KEY<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #90A4AE\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">await<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">client.start<\/span><span style=\"color: #39ADB5\">()<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #39ADB5; font-style: italic\">if<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #E2931D\">__name__<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #91B859\">==<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">__main__<\/span><span style=\"color: #39ADB5\">&quot;<\/span><span style=\"color: #91B859\">:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #E2931D\">asyncio.run(main(<\/span><span style=\"color: #90A4AE\">))<\/span><\/span>\n<span class=\"line\"><\/span><\/code><\/pre><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Rate Limits by Plan<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Plan<\/th><th class=\"has-text-align-left\" data-align=\"left\">Requests\/second<\/th><th class=\"has-text-align-left\" data-align=\"left\">Requests\/minute<\/th><th class=\"has-text-align-left\" data-align=\"left\">Requests\/day<\/th><th class=\"has-text-align-center\" data-align=\"center\">Price<\/th><\/tr><\/thead><tbody><tr><td>Free<\/td><td>1<\/td><td>60<\/td><td>86,400<\/td><td class=\"has-text-align-center\" data-align=\"center\">Free<\/td><\/tr><tr><td>Basic<\/td><td>2<\/td><td>120<\/td><td>172,800<\/td><td class=\"has-text-align-center\" data-align=\"center\">$99<\/td><\/tr><tr><td>Premium<\/td><td>10<\/td><td>600<\/td><td>864,000<\/td><td class=\"has-text-align-center\" data-align=\"center\">$199<\/td><\/tr><tr><td>Professional<\/td><td>20<\/td><td>1,200<\/td><td>1,728,000<\/td><td class=\"has-text-align-center\" data-align=\"center\">$399<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Even the Free tier alone (<strong>86,400 requests\/day<\/strong>) is over 3,000x Alpha Vantage&#8217;s free cap. That&#8217;s enough headroom to migrate, test, and run a small production workload before a paid plan even enters the conversation.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">FAQ<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Is Alpha Vantage&#8217;s 25-requests-a-day limit ever going to change?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It&#8217;s already been cut twice. 500\/day, then 100\/day, then 25\/day, each time with little advance notice to existing free users. Nothing suggests it&#8217;s going back up. If you&#8217;re planning around &#8220;it&#8217;ll probably stay near this level,&#8221; that assumption has already failed twice.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Can I just pay for Alpha Vantage Premium instead of migrating?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sure, that&#8217;s a valid option. The paid tiers raise the request cap and unlock full intraday history, and if Alpha Vantage&#8217;s function set already fits your code well, staying and upgrading is reasonable. This guide is for a different case: you also want <strong>real-time data via WebSocket<\/strong>, coverage beyond US equities, or you just don&#8217;t want a scraper with no SLA (<code>yfinance<\/code>) anywhere in the stack.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Does&nbsp;<code>yfinance<\/code>&nbsp;have a paid tier I could upgrade to instead?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">No. It isn&#8217;t a product, it&#8217;s a wrapper around Yahoo Finance&#8217;s internal, unofficial endpoints. No support contract, no rate-limit upgrade, no guarantee Yahoo won&#8217;t change the response tomorrow. An SLA only comes from moving to an API that actually offers one.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Do I need to rewrite every symbol reference in my codebase?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Only where the request gets built. Appending&nbsp;<code>.US<\/code>, or converting a&nbsp;<code>yfinance<\/code>-style&nbsp;<code>.SS<\/code>\/<code>.HK<\/code>&nbsp;suffix, is a one-line change, see the helper function above. If symbols live in a database, migrate the stored values once, or wrap the conversion at your data-access layer and leave the rest of the codebase alone.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Is there a free way to test the migration before switching production traffic?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Yes. The Infoway free trial needs no credit card and runs at the Free-tier limits in the table above \u2014 plenty to confirm your endpoint mapping and parsing logic match your old Alpha Vantage or&nbsp;<code>yfinance<\/code>&nbsp;output before you cut over.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>My code only pulls US stocks, is there any reason to migrate beyond the rate limit?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If Alpha Vantage&#8217;s 25\/day or&nbsp;<code>yfinance<\/code>&#8216;s instability genuinely isn&#8217;t hurting you, the rate limit alone isn&#8217;t a reason to move. The reasons that actually come up: wanting WebSocket push instead of polling, needing more than 7 days of 1-minute history, or wanting an SLA-backed vendor instead of an unofficial scraper as the thing your product depends on.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Alpha Vantage&#8217;s free tier is down to 25 requests\/day, and yfinance can throttle or break without notice. Compare what each actually offers, decide if it&#8217;s time to migrate, and see field-by-field code mapping to the Infoway API.<\/p>\n","protected":false},"author":1,"featured_media":266,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-265","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-how-to"],"acf":[],"_links":{"self":[{"href":"https:\/\/blog.infoway.io\/en\/wp-json\/wp\/v2\/posts\/265","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.infoway.io\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.infoway.io\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.infoway.io\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.infoway.io\/en\/wp-json\/wp\/v2\/comments?post=265"}],"version-history":[{"count":4,"href":"https:\/\/blog.infoway.io\/en\/wp-json\/wp\/v2\/posts\/265\/revisions"}],"predecessor-version":[{"id":271,"href":"https:\/\/blog.infoway.io\/en\/wp-json\/wp\/v2\/posts\/265\/revisions\/271"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.infoway.io\/en\/wp-json\/wp\/v2\/media\/266"}],"wp:attachment":[{"href":"https:\/\/blog.infoway.io\/en\/wp-json\/wp\/v2\/media?parent=265"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.infoway.io\/en\/wp-json\/wp\/v2\/categories?post=265"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.infoway.io\/en\/wp-json\/wp\/v2\/tags?post=265"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}