12 servicesBase mainnet$0.01–$5.00 per callUSDC · x402Free first call
Every endpoint returns a real HTTP 402 Payment Required challenge until paid — that's the API.
Point any x402-compatible client (or RAEN MCP gateway) at these URLs, settle the USDC challenge on Base, retry, and get your result.
No wallet yet? Run the whole fleet in Postman — one-click import, free 402 challenges included (collection JSON).
Telemetry is live and free: settlement-collector/stats.
OpenAPI spec: openapi.yaml. Information only — not legal advice.