Start free, scale when you ship. No card, 10,000 calls/month. Eligible intraday observations, pair-specific daily history, and MCP on every plan. Try the live FX rates API anonymously before you sign up.
Every plan gets the same indicative rates. Each response labels its source and observation time; market and daily-reference updates follow their respective source schedules. New accounts need Realtime for WebSocket delivery; existing accounts keep their earlier stream limits. The WebSocket stream does not make the underlying rates fresher. Intraday observations cover eligible pairs at 1m, 5m, 15m, 1h, 4h; 1d remains daily reference history. A WebSocket connection requires an API key and consumes one monthly quota unit. See which currencies are live. Try intraday intervals. See WebSocket coverage and examples. The USD index comparison explains the two basket APIs and their missing-data rules.
No card required. Full schema. Pair-specific daily history.