{"uid":"cap_xxU-YPECW39h_X9yPLW7e","slug":"launchcheck-html-to-json-extraction-api-0c8fd01a","name":"LaunchCheck HTML-to-JSON Extraction API","description":"32 website checks and HTML-to-JSON extraction for agents. Automated USDC payments on Base. Audit API: 0.25 USDC; extraction API: 0.01 USDC.","url":"https://launchcheck-tn.oe-nonprofit.chatgpt.site/api/x402/extract","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"},"queryParams":{"type":"object","required":["url","authorized"],"properties":{"url":{"type":"string","description":"Public page you own or are authorized to process. No query strings."},"authorized":{"enum":["true"],"type":"string"}},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["paid","extraction"],"properties":{"paid":{"type":"boolean"},"extraction":{"type":"object"}}}}}}},"responseSchema":{"type":"json","example":{"paid":true,"extraction":{"url":"https://launchcheck-tn.oe-nonprofit.chatgpt.site","text":"Example source text","title":"Example","schemaVersion":"1.0"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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_-pEmK80AfxsC0f881OPpw","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":"Extracts the text content and metadata of a public webpage as structured JSON, paid per-call via USDC on Base.","exampleAgentPrompt":"Can you extract the text content and title from my page at https://example.com/about into structured JSON? I'm authorized to process it.","exampleUseCases":[{"title":"Feed webpage content to an AI pipeline","prompt":"Pull the full readable text and title from https://myblog.com/post/ai-trends into JSON so I can pass it into my summarization workflow."},{"title":"Index site content for search","prompt":"Extract the text content from https://docs.myproduct.com/getting-started so I can index it — I'm authorized to process that page."},{"title":"Monitor landing page copy changes","prompt":"Grab the current text from my landing page at https://myapp.io and return it as structured JSON so I can compare it against last week's version."}],"resultDescription":"Returns a JSON object containing a `paid` boolean confirming the USDC payment was processed, and an `extraction` object with the page URL, extracted plain text, page title, and schema version (e.g. '1.0').","failureModes":["URL contains query strings (not supported — must be a clean URL without query parameters)","Page is not publicly accessible or requires authentication","authorized parameter not set to 'true' (required)","Payment failure on Base network (USDC balance insufficient or x402 protocol error)","Target URL is unreachable or returns a non-200 status"],"whenToPreferThis":"Choose this endpoint when you need lightweight, cheap ($0.01 USDC) extraction of plain text and title metadata from a public webpage as structured JSON, especially in agent pipelines that require machine-readable page content without building an HTML parser. Prefer it over general scraping tools when you want a pay-per-call model with automated USDC settlement on Base and a predictable JSON schema output.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-18T06:30:12.794Z","isFirstParty":false}