{"uid":"cap_24iRGQx-Aum_fSZJPYB4p","slug":"stumble-one-shot-url-condition-check-65ea54ff","name":"Stumble One-Shot URL Condition Check","description":"Fetch a public URL once, right now, and evaluate a condition against it (keyword, CSS selector, JSON path, price threshold, content hash, or HTTP status). Returns matched:true/false with the extracted value and a short evidence excerpt. Synchronous; typical response under 3 seconds. $0.01 per check.","url":"https://stumble.vimabrosta.com/v1/checks","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","required":["url","condition"],"properties":{"url":{"type":"string","format":"uri"},"condition":{"type":"object","required":["type"],"properties":{"type":{"enum":["keyword","selector","json_path","price","content_change","status","sitemap","feed"],"type":"string"}}}}},"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_PnYtkLjMJSNPvYnaIJeWA","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches a public URL once and evaluates a condition (keyword, CSS selector, JSON path, price threshold, content hash, or HTTP status) against it, returning matched:true/false with extracted value and evidence.","exampleAgentPrompt":"Check this product page right now — https://shop.example.com/item/123 — and tell me if the price shown is under $49.99 using a price condition.","exampleUseCases":[{"title":"In-stock keyword check on product page","prompt":"Hit https://store.acmegadgets.com/product/widget-pro right now and check if the word 'In Stock' appears anywhere on the page — tell me if it matched and what text you found around it."},{"title":"Live JSON API field validation","prompt":"Fetch https://api.weather.example.com/current?city=Austin right now and check if the JSON path $.status equals 'operational' — return whether it matched and what the actual value was."},{"title":"HTTP status verification for uptime check","prompt":"Check https://my-staging-app.example.com/health right now and tell me if it returns an HTTP 200 status — just a quick one-time check, not ongoing monitoring."}],"resultDescription":"Returns a JSON object with matched (boolean), the extracted value found at the checked location, and a short evidence excerpt from the response. Includes the condition type evaluated and URL fetched. Typical response within 3 seconds.","failureModes":["URL unreachable or times out — returns matched:false with network error detail","Invalid CSS selector or JSON path syntax — returns error with parsing message","URL returns non-200 status when not checking status condition — may still evaluate condition against body","Condition type not supported for the response content type — returns error","Malformed URI in request — returns 400 validation error","Price extraction fails if page structure differs from expected — returns matched:false"],"whenToPreferThis":"Choose this endpoint when you need a single, immediate, synchronous check of a public URL against a specific condition — not ongoing monitoring. Ideal for confirming a current state (price, keyword, status, JSON value) before taking an action, validating an API is healthy at this moment, or doing a one-off spot check without setting up a polling watch. Use sibling 'watch' endpoints when you need repeated polling or webhook notifications over time.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:34:05.716Z","isFirstParty":false}