{"info":{"title":"402rates","version":"1.0.0"},"openapi":"3.1.0","paths":{"/v1/ping":{"get":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"1000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"402rates: V1 Ping","intent":"charge","method":"evm","recipient":"0xf567Cfe0FDb87A1D6Ca330e3f30f0D3DA0F7cb98"}]},"summary":"Paid ping to test the Compass x402 payment rails end to end. Returns pong with server time and the rail you paid on."}},"/v1/rwa/yields":{"get":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"30000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"402rates: Rwa Yields","intent":"charge","method":"evm","recipient":"0xf567Cfe0FDb87A1D6Ca330e3f30f0D3DA0F7cb98"}]},"summary":"Compare realised 30-day yields of tokenized treasury funds - BUIDL, BENJI, OUSG, USDY, USTB, USYC, VBILL, mTBILL, Spiko EUTBL/USTBL/UKTBL and OpenEden TBILL - computed from each fund's own NAV or price series under the published Open Treasury Yield Basis specification, with every input, window and source disclosed so the figure can be recomputed, and the issuer's own figure printed beside ours."}},"/v1/settlement/costs":{"get":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"10000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"402rates: Settlement Costs","intent":"charge","method":"evm","recipient":"0xf567Cfe0FDb87A1D6Ca330e3f30f0D3DA0F7cb98"}]},"summary":"Compare the measured on-chain cost of a USDC transfer across Base, Polygon, Arbitrum, Ethereum, and XDC, using gas units simulated per chain, live gas prices, fresh chain heads and the rollup L1 data fee, sorted cheapest first."}}},"x-service-info":{"description":"402rates is an x402-native service at https://api.402rates.com, indexed from the x402 Bazaar (Coinbase's public discovery directory). It charges callers itself in USDC on Base and is paid directly at its own wallet; Monex Protocol passes your request and payment headers through untouched. 3 endpoints listed."}}