cn402.com

● healthy general

Real-time foreign exchange rate. Query param: ?pair=USDCNY (supports major CNY pairs and majors) -- reliability 91.0/100 per Paygent Discover

How to call

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

curl -X POST https://api.cn402.com

/.well-known/x402.json