{"uid":"cap_a7OBVDBvqosYqKDRCjZUm","slug":"http-status-checker-gpt-5-5-x402-gateway-500c9bc3","name":"HTTP Status Checker (GPT-5.5 x402 Gateway)","description":"Fetch a public HTTP(S) URL and return status, final URL, headers summary, and redirect chain. This deterministic endpoint does not call an upstream model. Pay up to $0.001 per request with x402 USDC on Base. Public paid calls are limited to 1500 input characters and 128 output tokens.","url":"https://gpt55.558686.xyz/v1/tools/http-status","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"pathParams":{"type":"object","additionalProperties":true},"queryParams":{"type":"object","required":["url"],"properties":{"url":{"type":"string","maxLength":2048,"minLength":1},"timeout_ms":{"type":"integer","maximum":12000,"minimum":1000},"max_redirects":{"type":"integer","maximum":10,"minimum":0}},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"ok":{"type":"boolean"},"tool":{"type":"string"},"fetchedAt":{"type":"string"}},"additionalProperties":true}}}}},"responseSchema":null,"example":{"request":{"input":{"type":"http","method":"GET","queryParams":{"url":"https://example.com","timeout_ms":5000,"max_redirects":5}}},"response":{"ok":true,"url":"https://example.com","status":200,"headers":{"etag":"","server":"cloudflare","cacheControl":"","lastModified":"Tue, 16 Jun 2026 20:39:21 GMT"},"finalUrl":"https://example.com/","fetchedAt":"2026-06-18T06:17:09.449Z","redirects":[],"statusText":"OK","contentType":"text/html","contentLength":null,"redirectCount":0}},"exampleRequest":{"url":"https://example.com","timeout_ms":5000,"max_redirects":5},"tags":["x402"],"displayCostAmount":"0.0001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"1.00","reviews":0,"stars":null,"state":"rated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.0001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_PublrgEROowORnxSD2a9F","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches the HTTP status code and redirect chain for a given URL, returning status and fetch metadata.","exampleAgentPrompt":"Can you check the HTTP status of https://example.com for me and tell me if it's up, what status code it returns, and whether it redirects anywhere?","exampleUseCases":[{"title":"Monitor link health in content","prompt":"I'm publishing an article with a bunch of external links tomorrow. Can you quickly check all these URLs to make sure they're actually live and not returning errors or broken redirects? Here's my list: https://example.com, https://another-site.org, https://third-link.net"},{"title":"Validate URLs before sending","prompt":"Before I send out this newsletter with these three resource links to our subscribers, I need to verify they're all up and working properly. Can you check the status of each link and let me know if any of them are down or redirecting unexpectedly?"},{"title":"Detect redirected checkout pages","prompt":"I'm trying to debug why some users report confusion when they click our payment links. Can you check what's happening with https://checkout.example.com – does it return a 200, is it redirecting somewhere else, and what's the actual final URL they end up on?"}],"resultDescription":"Returns a JSON object with an 'ok' boolean, the tool name ('httpStatus'), a summary of HTTP status and redirect details, and a fetchedAt timestamp indicating when the check was performed.","failureModes":["URL is unreachable or times out — returns error or non-200 status","Invalid or malformed URL input — schema validation error","Timeout exceeded (max 12000ms) — timeout error returned","Too many redirects beyond max_redirects limit — redirect error","x402 payment failure — 402 response before tool execution"],"whenToPreferThis":"Use this endpoint when you need a lightweight, pay-per-call HTTP status check without a subscription, especially in agentic workflows where you want to verify URL reachability or detect redirects on-demand using USDC micropayments on Base.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":3,"lastUsedAt":"2026-07-23T22:11:14.956Z","lastSuccessfullyRanAt":"2026-07-23T22:11:14.956Z","lastHealthCheckAt":"2026-09-15T12:52:45.180Z","isFirstParty":false}