{"uid":"cap_meOuBz1P56-LI-y8GAtAM","slug":"api-strale-io-2d1d9582","name":"Strale URL Uptime Checker","description":"Check if a URL is up or down. Returns status code, latency, redirect info, TLS status, and server headers.","url":"https://api.strale.io/x402/uptime-check?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["url"],"properties":{"url":{"type":"string"},"method":{"type":"string"},"timeout_ms":{"type":"integer"}}},"responseSchema":{"status":{"type":"string"},"latency_ms":{"type":"integer"},"redirected":{"type":"boolean"},"status_code":{"type":"integer"}},"example":{"request":{"url":"https://www.google.com","method":"GET","timeout_ms":5000},"response":{"tls":true,"url":"https://www.google.com","_meta":{"payment":{"method":"x402","price_usd":0.0216,"settlement_id":"0xcc7c597c9cf0f79e206efe65d2e3dac8aa57f05eda318ed22c2662df31b7b68a"},"capability":"uptime-check","latency_ms":44,"provenance":{"source":"http-check","fetched_at":"2026-06-13T04:22:44.819Z"}},"status":"up","headers":{"server":"gws","content_type":"text/html; charset=ISO-8859-1","x_powered_by":null},"final_url":"https://www.google.com/","checked_at":"2026-06-13T04:22:44.819Z","latency_ms":43,"redirected":false,"status_code":200,"status_text":"OK"}},"exampleRequest":{"url":"https://www.google.com","method":"GET","timeout_ms":5000},"tags":["x402"],"displayCostAmount":"0.0216","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","requiresHandshake":false,"reviewCount":1,"rating":{"score":"0.08","successRate":"0.75","reviews":1,"stars":"1.3","state":"rated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.0216/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0216","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0216","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_5S3iGmwA2oPIrVLVFqv99","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0216","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks whether a given URL is up or down, returning HTTP status code, latency, redirect chain, TLS status, and server headers.","exampleAgentPrompt":"Can you check if https://example.com is currently up and responding? Use a GET request and tell me the status code, how long it took, whether it redirects, and if TLS is valid.","exampleUseCases":null,"resultDescription":"Returns the HTTP status code, response latency in milliseconds, redirect chain information, TLS/SSL certificate status, and raw server response headers for the probed URL.","failureModes":["URL is unreachable or times out — returns error or timeout status","Invalid URL format — schema validation error on input","Non-HTTP URL type provided — schema requires type='http'","Unsupported HTTP method — only GET, HEAD, DELETE allowed","Target server blocks automated requests — may return 403 or connection refused"],"whenToPreferThis":"Use this endpoint when you need a quick, real-time check of whether a specific URL is live, including HTTP status, latency, TLS health, and redirect behavior — especially useful in automation workflows, deployment checks, or alerting pipelines where you need structured diagnostic data rather than just a ping.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":9,"lastUsedAt":"2026-07-17T22:41:54.507Z","lastSuccessfullyRanAt":"2026-06-25T20:52:22.166Z","lastHealthCheckAt":"2026-10-10T18:46:56.762Z","isFirstParty":false,"canonicalSlug":"api-strale-io-2d1d9582"}