{"service":"agenttoll.dev","endpoint":"https://agenttoll.dev/paid/utility/currency","method":"POST","protocol":"x402","price_usd":"0.01","network":"eip155:8453","facilitator":"https://api.cdp.coinbase.com/platform/v2/x402","message":"This is free buyer metadata for an x402 paid work product. POST JSON to receive the 402 payment challenge, then retry with a signed payment.","buyer_contract":{"schemaVersion":"agenttoll.buyer_contract.v1","service":"agenttoll.dev","tool":"currency_rates","category":"Finance & Crypto","method":"POST","endpoint":"https://agenttoll.dev/paid/utility/currency","priceUsd":"0.01","maxPaymentUsd":"0.01","protocol":"x402","scheme":"exact","network":"eip155:8453","networkName":"Base mainnet","asset":"USDC","assetContract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","payTo":"0x62a0D3d9DF0dE8804983009949c714EaeAFd87F1","facilitator":"https://api.cdp.coinbase.com/platform/v2/x402","requestBody":{"base":"USD","target":"EUR"},"input":{"base":"optional 3-letter code e.g. USD","target":"optional e.g. EUR, JPY, BTC"},"expectedResult":"JSON with source-backed fields, response metadata, and decision/readout fields where the endpoint is a brief.","verifyBeforePaying":["network must equal eip155:8453","asset contract must equal 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","payTo must equal 0x62a0D3d9DF0dE8804983009949c714EaeAFd87F1","maxPayment must be no more than $0.01","resource path must match this endpoint"],"receiptSchema":"https://agenttoll.dev/agenttoll-receipt-v1.md"},"approval_prompt":"This AgentToll call costs $0.01 on Base mainnet. Verify payTo 0x62a0D3d9DF0dE8804983009949c714EaeAFd87F1, asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, and maxPayment $0.01 before approving. It returns JSON with source-backed fields, response metadata, and decision/readout fields where the endpoint is a brief.","receipt_schema":"https://agenttoll.dev/agenttoll-receipt-v1.md","tool":{"name":"currency_rates","description":"Live currency exchange rates. 160+ currencies, crypto rates. Base/target conversion.","buyer_value":"Pay $0.01 for Live currency exchange rates. 160+ currencies, crypto rates. Base/target conversion.","input":{"base":"optional 3-letter code e.g. USD","target":"optional e.g. EUR, JPY, BTC"},"example":{"base":"USD","target":"EUR"},"sample_output":"JSON with source-backed fields, response metadata, and decision/readout fields where the endpoint is a brief.","discovery_queries":["currency rates","currency rates x402","currency rates paid MCP tool","finance & crypto paid data API for AI agents"],"docs":"https://agenttoll.dev/tools/currency_rates"}}