Ask any developer who has tried to build a production forex application and they’ll tell you the same thing: finding a reliable, low-latency price feed is the hardest part of the whole project \u2014 not the trading logic, not the UI, not the infrastructure. The data.<\/p>\n\n\n\n
The forex market is the largest and most liquid financial market on earth, with over $7.5 trillion changing hands every single day. And yet, for developers, it’s strangely difficult to tap into. There’s no central exchange, no single source of truth. Prices are generated by a decentralized web of banks, brokers, and market makers, all operating in different time zones with overlapping sessions.<\/p>\n\n\n\n
The result is a market where every data vendor is aggregating from a slightly different set of sources \u2014 and the quality gap between a premium feed and a free one is enormous.<\/p>\n\n\n\n
If you’ve built anything with forex data before, you’ve probably run into the usual suspects: Yahoo Finance, Open Exchange Rates, maybe some obscure REST endpoint you found on GitHub. These work fine for displaying a rough estimate of the EUR\/USD rate on a blog widget, but the moment you need sub-second updates for a trading system or a real-time dashboard, they fall apart.<\/p>\n\n\n\n
The problems are predictable:<\/p>\n\n\n\n
Delays that kill trading logic.<\/strong> Most free forex sources carry a 15-to-30-minute lag. That’s fine for currency conversion calculators, but it’s completely unusable for anything that actually executes on price.<\/p>\n\n\n\n Rate limits that punish real usage.<\/strong> Free tiers typically cap you at a few hundred requests per day. If you’re running a dashboard that refreshes every few seconds across multiple currency pairs, you’ll burn through your quota before the morning session ends.<\/p>\n\n\n\n No WebSocket support.<\/strong> Free APIs are almost always polling-based. You request, they respond. For a fast-moving market like forex, this means you’re always looking at stale data.<\/p>\n\n\n\n Data consistency issues.<\/strong> Different free sources often disagree on the same rate by a few pips. This might sound trivial, but pips matter \u2014 they’re the unit of measurement for forex profits and losses.<\/p>\n\n\n\n On the other end of the spectrum, enterprise-grade forex data from providers like Bloomberg or Refinitiv comes with enterprise-grade pricing. Typical annual costs for a full institutional forex feed can run anywhere from $10,000 to well over $100,000 per year, depending on the coverage and update frequency you need. These products are designed for hedge funds and large banks, not for a startup trying to build a forex alert app or an indie developer writing a currency overlay for a travel platform.<\/p>\n\n\n\n There’s a growing middle ground, though. A new generation of financial data APIs \u2014 Infoway API among them \u2014 has emerged to serve developers and smaller teams who need professional-quality data without the Bloomberg price tag.<\/p>\n\n\n\n Infoway API<\/a> aggregates price data from major market makers and delivers it through a unified REST and WebSocket interface. For forex, this means genuine real-time rates with latency consistently under 100ms and an SLA of 99.6% uptime.<\/p>\n\n\n\n Our forex feed covers 85 currency pairs across all major and several exotic pairs. The list below shows only a subset of the available symbols. You can retrieve the complete list via API or download the full list in Excel format from our official website.<\/p>\n\n\n\n Beyond forex, the same API key gives you access to equities (US, HK, China A-shares, Japan<\/a>, India), crypto, commodities, precious metals, and CFDs<\/strong> \u2014 all through the same interface. If your application eventually grows to cover more than just currencies, you won’t need to stitch together multiple providers.<\/p>\n\n\n\nThe Cost of Going Professional<\/h2>\n\n\n\n
Infoway API Forex Coverage<\/h2>\n\n\n\n
Symbol<\/th> Pair<\/th><\/tr><\/thead> EURUSD<\/td> Euro \/ US Dollar<\/td><\/tr> GBPUSD<\/td> British Pound \/ US Dollar<\/td><\/tr> USDJPY<\/td> US Dollar \/ Japanese Yen<\/td><\/tr> USDCHF<\/td> US Dollar \/ Swiss Franc<\/td><\/tr> AUDUSD<\/td> Australian Dollar \/ US Dollar<\/td><\/tr> NZDUSD<\/td> New Zealand Dollar \/ US Dollar<\/td><\/tr> USDCAD<\/td> US Dollar \/ Canadian Dollar<\/td><\/tr> USDCNY<\/td> US Dollar \/ Chinese Yuan<\/td><\/tr> USDCNH<\/td> US Dollar \/ Offshore Chinese Yuan<\/td><\/tr> USDHKD<\/td> US Dollar \/ Hong Kong Dollar<\/td><\/tr> USDSGD<\/td> US Dollar \/ Singapore Dollar<\/td><\/tr> USDTHB<\/td> US Dollar \/ Thai Baht<\/td><\/tr> USDTWD<\/td> US Dollar \/ Taiwan Dollar<\/td><\/tr> USDRUB<\/td> US Dollar \/ Russian Ruble<\/td><\/tr> EURJPY<\/td> Euro \/ Japanese Yen<\/td><\/tr> EURGBP<\/td> Euro \/ British Pound<\/td><\/tr> EURCHF<\/td> Euro \/ Swiss Franc<\/td><\/tr> EURAUD<\/td> Euro \/ Australian Dollar<\/td><\/tr> EURCAD<\/td> Euro \/ Canadian Dollar<\/td><\/tr> EURNZD<\/td> Euro \/ New Zealand Dollar<\/td><\/tr> GBPJPY<\/td> British Pound \/ Japanese Yen<\/td><\/tr> GBPCHF<\/td> British Pound \/ Swiss Franc<\/td><\/tr> GBPAUD<\/td> British Pound \/ Australian Dollar<\/td><\/tr> GBPCAD<\/td> British Pound \/ Canadian Dollar<\/td><\/tr> GBPNZD<\/td> British Pound \/ New Zealand Dollar<\/td><\/tr> AUDJPY<\/td> Australian Dollar \/ Japanese Yen<\/td><\/tr> AUDCHF<\/td> Australian Dollar \/ Swiss Franc<\/td><\/tr> AUDCAD<\/td> Australian Dollar \/ Canadian Dollar<\/td><\/tr> AUDNZD<\/td> Australian Dollar \/ New Zealand Dollar<\/td><\/tr> AUDDKK<\/td> Australian Dollar \/ Danish Krone<\/td><\/tr> CADJPY<\/td> Canadian Dollar \/ Japanese Yen<\/td><\/tr> CADCHF<\/td> Canadian Dollar \/ Swiss Franc<\/td><\/tr> CADUSD<\/td> Canadian Dollar \/ US Dollar<\/td><\/tr> CHFJPY<\/td> Swiss Franc \/ Japanese Yen<\/td><\/tr> CHFUSD<\/td> Swiss Franc \/ US Dollar<\/td><\/tr> NZDJPY<\/td> New Zealand Dollar \/ Japanese Yen<\/td><\/tr> NZDCAD<\/td> New Zealand Dollar \/ Canadian Dollar<\/td><\/tr> SGDUSD<\/td> Singapore Dollar \/ US Dollar<\/td><\/tr> CNYUSD<\/td> Chinese Yuan \/ US Dollar<\/td><\/tr> JPYUSD<\/td> Japanese Yen \/ US Dollar<\/td><\/tr> USDEUR<\/td> US Dollar \/ Euro<\/td><\/tr> USDGBP<\/td> US Dollar \/ British Pound<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n Getting Started<\/h2>\n\n\n\n