{"service":"agenttoll.dev","endpoint":"https://agenttoll.dev/paid/env/space-weather","method":"POST","protocol":"x402","price_usd":"0.02","network":"eip155:8453","facilitator":"https://api.cdp.coinbase.com/platform/v2/x402","message":"This is free buyer metadata for an x402-paid endpoint. 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":"space_weather","category":"Environmental","method":"POST","endpoint":"https://agenttoll.dev/paid/env/space-weather","priceUsd":"0.02","maxPaymentUsd":"0.02","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":{"type":"planetary_k_index"},"input":{"type":"optional 'planetary_k_index', 'solar_wind', 'flare'","days":"optional int 1-7 default 1"},"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 $0.02","resource path must match this endpoint"],"receiptSchema":"https://agenttoll.dev/agenttoll-receipt-v1.md"},"approval_prompt":"This AgentToll call costs $0.02 on Base mainnet. Verify payTo 0x62a0D3d9DF0dE8804983009949c714EaeAFd87F1, asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, and maxPayment $0.02 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":"space_weather","description":"NOAA space weather data — solar flares, geomagnetic storms, solar wind speed, Kp index.","buyer_value":"Pay $0.02 for NOAA space weather data — solar flares, geomagnetic storms, solar wind speed, Kp index.","input":{"type":"optional 'planetary_k_index', 'solar_wind', 'flare'","days":"optional int 1-7 default 1"},"example":{"type":"planetary_k_index"},"sample_output":"JSON with source-backed fields, response metadata, and decision/readout fields where the endpoint is a brief.","discovery_queries":["space weather","space weather x402","space weather paid MCP tool","environmental paid data API for AI agents"],"docs":"https://agenttoll.dev/tools/space_weather"}}