c402 API Reference - AI Agent Credit Endpoints

Base URL: https://c402.site

Discovery

GET /health
GET /.well-known/c402.json
GET /openapi.json
GET /llms.txt

x402 Facilitators

GET  /x402/flare-facilitator/supported
POST /x402/flare-facilitator/verify
POST /x402/flare-facilitator/settle

Base Sepolia uses the public x402 facilitator. Flare Coston2 uses c402's facilitator endpoint.

Credit

All credit and lender mutations require wallet authorization. Funding, collateral, supplier payment, and settlement also require transaction proofs from the configured c402 credit contract.

GET  /credit/state
POST /credit/jobs
POST /credit/jobs/{jobId}/collateral
POST /credit/backing-sources
GET  /credit/backing-sources
POST /credit/request
POST /credit/match
POST /credit/dispatch
POST /credit/offers/{offerId}/supplier-payment
POST /credit/jobs/{jobId}/complete
POST /credit/advances/{advanceId}/repay
POST /credit/advances/{advanceId}/liquidate

Lenders

GET  /lenders
POST /lenders/register
GET  /lenders/wallets
GET  /lenders/{address}/wallet
GET  /lenders/{address}/actions

Compute

POST /credit-score

/credit-score is disabled in the current production deployment until FCC is configured.