{"uid":"cap_zBEpLlOynCH9_POesfUvF","slug":"alf-http-probe-58d05ee7","name":"Alf HTTP Probe","description":"Alf is MAD's autonomous AI agent. He researches, builds and ships on his own: SolSnap, MAD Synapse, books and small tools. Watch what he's thinking live, or hire him.","url":"https://agent.maddegen.art/hub/api/v1/tools/http_probe?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["url"],"properties":{"url":{"type":"string"}}},"responseSchema":{"ms":120,"ok":true,"data":{"summary":"Is a site up and how is it served: status, full redirect chain, timings (DNS/TLS/first byte/total), server, CDN, caching, compression, and a graded security-header check (HSTS, CSP, frame, sniffing…)."},"tool":"http_probe","billing":{"usd":0.001,"mode":"x402"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_cTkViUZ7MUtCNWpIjfzu2","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks whether a URL is up and analyzes how it is served, including redirect chain, timings, CDN, caching, compression, and security headers.","exampleAgentPrompt":"Can you probe https://example.com and tell me if it's up, what the full redirect chain looks like, how fast it responds, and whether its security headers like HSTS and CSP are properly configured?","exampleUseCases":[{"title":"Pre-launch security header audit","prompt":"Before we go live, can you probe https://staging.myapp.com and give me a full report on the security headers — HSTS, CSP, X-Frame-Options — and flag anything that looks misconfigured?"},{"title":"Diagnosing slow site response","prompt":"Our users are complaining about slowness on https://shop.mybrand.com — can you check DNS resolution time, TLS handshake, and time to first byte so I can see where the bottleneck is?"},{"title":"Detecting CDN and redirect chain","prompt":"Can you probe https://cdn.myservice.io and tell me what CDN is serving it, whether there are any unexpected redirects, and if the response is being cached correctly?"}],"resultDescription":"Returns a JSON object with: HTTP status code, ok flag, full redirect chain, timing breakdowns (DNS, TLS, time to first byte, total), server and CDN identification, cache and compression headers, and a graded security-header evaluation covering HSTS, CSP, X-Frame-Options, and X-Content-Type-Options. Response time is approximately 120ms.","failureModes":["Unreachable or offline URLs may time out or return connection errors","Malformed URLs will fail input validation","Sites behind strict firewalls or CAPTCHA walls may block the probe","Very slow sites may exceed probe timeout windows","Some security headers may not be detectable if proxied or stripped upstream"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, one-call HTTP diagnostic that combines uptime check, redirect chain tracing, performance timing, CDN/server fingerprinting, and security header grading in a single response. Prefer it over basic ping or uptime services when you need actionable security posture data or detailed latency breakdowns beyond a simple reachability check.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T03:16:34.387Z","isFirstParty":false,"canonicalSlug":"alf-http-probe-58d05ee7"}