x402node.dev

https://api.x402node.dev

● healthy general

Historical forex rate for a specific date (ECB data via Frankfurter). Returns rates for the requested date, going back to 1999. Use ?date=2024-01-15 and from=USD and to=EUR. Built for AI agents doing back-testing, audit, accounting reconciliation. -- reliability 91.0/100 per Paygent Discover

How to call

cURL · x402-fetch / x402-axios will auto-handle 402

curl -X POST https://api.x402node.dev

/.well-known/x402.json

https://api.x402node.dev/.well-known/x402