{"uid":"cap_vNQj0mXWgxc_Nado7hDCf","slug":"agentfetch-v1-headers-84ab0509","name":"agentfetch /v1/headers","description":"Pay-per-call web utilities for AI agents: page metadata, page-to-markdown (optional JS rendering), and PNG screenshots. USDC micropayments on Base or Solana via x402.","url":"https://agentfetch.dynv6.net:8080/v1/headers","method":"GET","headers":{},"bodySchema":null,"responseSchema":{"type":"json","example":{"url":"https://example.com","chain":[],"status":200,"headers":{"server":"nginx"},"elapsedMs":120,"redirects":1}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_qmZOBHPUur5U-a3B-LLo9","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches HTTP response headers and metadata for a given URL, including status code, redirect chain, and server info, paid via USDC micropayment.","exampleAgentPrompt":"Can you check the HTTP response headers for https://example.com — I want to know the status code, server type, any redirects, and how long it took to respond?","exampleUseCases":[{"title":"Detect server software and CDN","prompt":"What server software and CDN is https://shopify.com using? Check its HTTP headers for me."},{"title":"Verify redirect chain for a link","prompt":"Does https://bit.ly/3xampleLink redirect, and if so where does it end up? Show me the full redirect chain and final status code."},{"title":"Monitor site availability and latency","prompt":"Check if https://api.myservice.io is returning a 200 and how many milliseconds it's taking to respond — I want to know if it's up right now."}],"resultDescription":"Returns a JSON object containing the final URL, HTTP status code, response headers as key-value pairs, the number of redirects followed, the redirect chain (if any), and elapsed response time in milliseconds.","failureModes":["URL is unreachable or times out — likely returns an error status or non-200 code","Invalid or malformed URL input — may return a 4xx error from the API itself","Target server blocks automated requests — may return 403 or unusual headers","DNS resolution failure for the provided domain — endpoint returns an error","Payment not processed (x402 flow fails) — request is rejected before being made"],"whenToPreferThis":"Use this endpoint when you need lightweight HTTP metadata about a URL without downloading the full page body — ideal for checking server type, status, redirects, and response time cheaply. Prefer this over page-to-markdown or screenshot endpoints when you only need header-level information. Best for monitoring, infrastructure checks, redirect auditing, or CDN/server detection tasks.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-16T01:26:49.275Z","isFirstParty":false}