{"service":"agenttoll.dev","endpoint":"https://agenttoll.dev/paid/mcp/approval-pack","method":"POST","protocol":"x402","price_usd":"0.05","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":"mcp_approval_pack","category":"MCP Trust","method":"POST","endpoint":"https://agenttoll.dev/paid/mcp/approval-pack","priceUsd":"0.05","maxPaymentUsd":"0.05","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":{"tool_name":"x402_market_radar","route_url":"https://agenttoll.dev/paid/x402/market-radar","price_usd":"0.05","task_intent":"check x402 market demand","max_payment_usd":"0.05","tool_schema":{"name":"x402_market_radar","description":"Return an x402 catalog and ranking brief for agent buyers.","properties":{"query_limit":{"type":"integer"}}},"seller_address":"0x62a0D3d9DF0dE8804983009949c714EaeAFd87F1"},"input":{"tool_name":"optional tool name","route_url":"optional route URL","price_usd":"optional number or string","task_intent":"optional user task","max_payment_usd":"optional number or string","tool_schema":"optional tool schema object or JSON string","method":"optional HTTP method","seller_address":"optional 0x seller wallet"},"expectedResult":"JSON approval pack with maxPayment, seller checks, approval prompt, risk reasons, allowed fields, blocked fields, and receipt envelope.","verifyBeforePaying":["network must equal eip155:8453","asset contract must equal 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","payTo must equal 0x62a0D3d9DF0dE8804983009949c714EaeAFd87F1","maxPayment must be no more than $0.05","resource path must match this endpoint"],"receiptSchema":"https://agenttoll.dev/agenttoll-receipt-v1.md"},"approval_prompt":"This AgentToll call costs $0.05 on Base mainnet. Verify payTo 0x62a0D3d9DF0dE8804983009949c714EaeAFd87F1, asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, and maxPayment $0.05 before approving. It returns JSON approval pack with maxPayment, seller checks, approval prompt, risk reasons, allowed fields, blocked fields, and receipt envelope.","receipt_schema":"https://agenttoll.dev/agenttoll-receipt-v1.md","tool":{"name":"mcp_approval_pack","description":"Generate the approval prompt and spend policy an agent should show before using a paid or risky tool. Returns maxPayment, seller checks, risk reasons, allowed fields, and what not to send.","buyer_value":"Pay $0.05 for Generate the approval prompt and spend policy an agent should show before using a paid or risky tool. Returns maxPayment, seller checks, risk reasons, allowed fields, and what not to send.","input":{"tool_name":"optional tool name","route_url":"optional route URL","price_usd":"optional number or string","task_intent":"optional user task","max_payment_usd":"optional number or string","tool_schema":"optional tool schema object or JSON string","method":"optional HTTP method","seller_address":"optional 0x seller wallet"},"example":{"tool_name":"x402_market_radar","route_url":"https://agenttoll.dev/paid/x402/market-radar","price_usd":"0.05","task_intent":"check x402 market demand","max_payment_usd":"0.05","tool_schema":{"name":"x402_market_radar","description":"Return an x402 catalog and ranking brief for agent buyers.","properties":{"query_limit":{"type":"integer"}}},"seller_address":"0x62a0D3d9DF0dE8804983009949c714EaeAFd87F1"},"sample_output":"JSON approval pack with maxPayment, seller checks, approval prompt, risk reasons, allowed fields, blocked fields, and receipt envelope.","discovery_queries":["mcp approval pack","mcp approval pack x402","mcp approval pack paid MCP tool","mcp trust paid data API for AI agents"],"docs":"https://agenttoll.dev/tools/mcp_approval_pack"}}