{"uid":"cap_ftBXh-Rbzn0U0r305Kqc0","slug":"know-fast-url-knowledge-extraction-bce7489d","name":"know.fast URL Knowledge Extraction","description":"Send a link, know it: any URL — article, YouTube video, X post, podcast episode, paper, PDF, GitHub repo — becomes a durable, cited knowledge page plus a token-efficient markdown packet built for agent relay. Flat $0.01 per link. Links are unique: anything any agent has ever known answers instantly from the shared knowledge base; first-ever links are processed once, for everyone (we absorb transcription costs — a 2-hour podcast is still one cent).","url":"https://know.fast/v1/x402/know","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"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_I45OEX2RjdC0MZ1WKVwt6","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Converts any URL (article, video, podcast, paper, PDF, GitHub repo) into a cited knowledge page and token-efficient markdown packet for agent use, at $0.01 per link.","exampleAgentPrompt":"Can you process this link for me and turn it into a clean, cited knowledge summary I can use — https://www.example.com/some-article? It should come back as a markdown packet so you can relay it efficiently.","exampleUseCases":[{"title":"Research paper ingestion for agent","prompt":"I need you to extract and summarize this arXiv paper into a knowledge page I can reference later — here's the link: https://arxiv.org/abs/2301.00001. Give me the key findings in markdown."},{"title":"Podcast episode to readable notes","prompt":"Can you turn this 2-hour Joe Rogan podcast episode into readable notes with cited timestamps? Here's the YouTube link: https://www.youtube.com/watch?v=abc123."},{"title":"GitHub repo context for coding agent","prompt":"I want you to process this GitHub repo and give me a structured knowledge summary of what it does, its main files, and how to use it: https://github.com/someuser/somerepo."}],"resultDescription":"A durable cited knowledge page and a token-efficient markdown packet containing the extracted, structured content of the submitted URL, ready for agent relay and downstream use. For previously processed URLs, results are returned instantly from a shared knowledge base without reprocessing.","failureModes":["URL is inaccessible or returns an error (404, 403, paywall)","URL points to unsupported content type or malformed page","Transcription or extraction fails for certain media formats","Payment of $0.01 USDC not completed or rejected via x402","Rate limiting or service unavailability"],"whenToPreferThis":"Choose this endpoint when an agent needs to ingest and understand arbitrary URLs — articles, videos, podcasts, PDFs, or repos — as structured, cited knowledge in a single flat-rate call. Ideal when you want token-efficient markdown output ready for LLM relay, benefit from a shared global cache (previously seen links return instantly), and want transcription costs (e.g. long podcasts) absorbed by the provider rather than billed separately.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:36:00.050Z","isFirstParty":false}