{"name":"FetchDelta x402 HTTP GET binding","protocolBinding":"https://fetchdelta.com/bindings/x402-http-get/v1","protocolVersion":"1.0","description":"Custom Agent Card binding for x402-protected HTTP GET endpoints. Clients call public HTTPS URLs directly, inspect HTTP 402 payment requirements, then retry with an x402 payment.","documentationUrl":"https://fetchdelta.com/docs","openApiUrl":"https://fetchdelta.com/openapi.json","llmsTxtUrl":"https://fetchdelta.com/llms.txt","payment":{"protocol":"x402","network":"eip155:8453","settlementAsset":"USDC"},"requestModel":{"transport":"https","method":"GET","requiredQueryParameters":[{"name":"url","type":"string","format":"uri","description":"Absolute URL of a public HTTP(S) page to fetch. Use docs, changelogs, release notes, pricing pages, policy pages, or other public pages. Private, localhost, credentialed, and non-HTTP(S) URLs are rejected.","example":"https://example.com/"}]},"endpoints":[{"name":"resolve","url":"https://fetchdelta.com/api/resolve","price":"$0.002","description":"Fetch a public page and return clean markdown plus metadata for agent use.","example":"https://fetchdelta.com/api/resolve?url=https%3A%2F%2Fexample.com%2F"},{"name":"diff","url":"https://fetchdelta.com/api/diff","price":"$0.004","description":"Fetch a public page, compare it to the previous snapshot, and return structured changes.","example":"https://fetchdelta.com/api/diff?url=https%3A%2F%2Fexample.com%2F"}]}