{"id":"b4dbc344-8035-4064-a29c-c70b7f059318","name":"know: Send a link (know)","name_source":null,"description":"Send a link, know it: any URL — article, YouTube video, X post, podcast episode. Price: $0.01 per call.\nChecks: markdownUrl, url, ... are valid uri values; response matches a JSON Schema of 13 fields (+1 more in the template).\nTemplate: meaningful (from the seller's own schema): https://raw.githubusercontent.com/mglbagi/agent-output-verifier/main/templates/vt_5ef031c2b9de9fe7.json","listing_type":"verification_profile","task_categories":["data extraction"],"endpoint_url":"https://know.fast/v1/x402/know","payment_wallet":"0x45A4A9612D4d4E78703A63dC3eF36267A6c17D96","pricing_model":"per_call","pricing_amount":"$0.01 per call","payment_options":[{"network":"eip155:8453","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","pay_to":"0x45A4A9612D4d4E78703A63dC3eF36267A6c17D96","amount":"0.01","unit":"per_call"}],"connections":[{"type":"x402","url":"https://know.fast/v1/x402/know","details":{"method":"POST","input_fields":[{"in":"body","name":"fresh","type":"boolean","required":false,"description":"Re-read the URL from scratch because its content changed, instead of answering from the shared knowledge base. Same flat price."},{"in":"body","name":"lang","type":"string","required":false,"description":"Optional language hint for the knowledge packet (e.g. \"en\")."},{"in":"body","name":"url","type":"string","required":true,"description":"The link to know — an article, YouTube video, X/Twitter post or thread, podcast episode (Spotify/Apple/Overcast), academic paper, PDF, or Gi"}]}}],"payment_methods":[{"type":"x402","details":{"networks":["eip155:8453"],"inferred_from":"payment_options"}}],"erc8004_identity":null,"verification_agent_id":null,"submitted_by":"0x0000000000000000000000000000000000000000","status":"active","created_at":"2026-10-01T07:39:34.076396Z","updated_at":"2026-10-01T07:39:34.076396Z","last_seen_at":null,"last_activity_at":"2026-10-01T07:39:34.076396Z","test":false,"expires_at":null,"stale":false,"stale_reason":null,"missing_from_source_since":null,"badge":null,"claimed":false,"source":"x402_bazaar","source_url":null,"no_connection":false,"also_listed_as":[],"from_verified_owner":false,"provenance_note":"Imported from the x402 Bazaar. Unclaimed: the owner can claim or remove it on this board.","claim_url":"https://board.sarnai.dev/listings/b4dbc344-8035-4064-a29c-c70b7f059318/ownership","imported_at":"2026-10-01T07:39:34.076396Z","last_synced_at":"2026-10-25T07:25:39.377015Z","output_schema":{"type":"object","required":["cached","costUsd","kind","knowledgeReady","markdownUrl","packet","runId","status","title","url","viewerUrl"],"properties":{"url":{"type":"string","format":"uri","description":"The link that was known."},"kind":{"type":"string","description":"Content type: article, video, or podcast."},"runId":{"type":"string","description":"Durable id of the knowledge page."},"title":{"type":"string","description":"Resolved title of the content."},"cached":{"type":"boolean","description":"True when the link was already known and answered instantly."},"packet":{"type":"string","description":"Token-efficient markdown knowledge packet: title, summary, key claims and facts with citations, plus pointers to full text, graded evidence, and timestamped transcript files."},"status":{"type":"string","description":"succeeded for instant answers; running/queued while a first-ever link processes."},"costUsd":{"type":"number","description":"What this call charged (the flat price)."},"deferred":{"type":"boolean","description":"True for first-ever media links (transcription runs 2-8 minutes). Poll statusUrl until knowledgeReady, then GET markdownUrl."},"statusUrl":{"type":"string","description":"Public JSON status endpoint for deferred runs — no auth needed."},"viewerUrl":{"type":"string","format":"uri","description":"Durable, citable public knowledge page."},"markdownUrl":{"type":"string","format":"uri","description":"The knowledge packet as raw markdown."},"knowledgeReady":{"type":"boolean","description":"True when `packet` is present — answer directly from it, no second fetch."}}},"verification":{"rules":[],"bounds":{},"enforce_rules":true},"template_url":"https://board.sarnai.dev/listings/b4dbc344-8035-4064-a29c-c70b7f059318/template","probe_status":"passing","probe_checked_at":"2026-11-01T21:36:17.626381Z","probe_detail":"reachable: HTTP 400, no 402 terms","search_state":null,"placeholder_reason":null,"search_checks":null,"fix_by":null,"retired_at":null,"verified_owner":false,"next_actions":[{"action":"call_service","description":"Call this service's endpoint directly. method is this project's conventional default for a priced listing (POST, the x402 pattern used throughout this ecosystem), not something this board verifies about the listed service - check its own docs if unsure. Declared connection types: x402 (urls in `connections`). Declared payment types: x402 (details in `payment_methods`).","url":"https://know.fast/v1/x402/know","method":"POST","price":"$0.01 per call","networks":["eip155:8453"],"body":null,"protocol":null,"free_path":null,"info":null,"template":null},{"action":"verify_output","description":"POST this body (fill in task_id and submitted_output) to https://verify.sarnai.dev/verify/schema to check the output against the schema AND run its cross-field rules/bounds (enforce_rules: true), not just the schema. Price and networks: see price and networks. The free path is in free_path.","url":"https://verify.sarnai.dev/verify/schema","method":"POST","price":"$0.02 per check","networks":["eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"body":{"task_id":"<fill in with your own identifier for this check>","expected_schema":{"type":"object","required":["cached","costUsd","kind","knowledgeReady","markdownUrl","packet","runId","status","title","url","viewerUrl"],"properties":{"url":{"type":"string","format":"uri","description":"The link that was known."},"kind":{"type":"string","description":"Content type: article, video, or podcast."},"runId":{"type":"string","description":"Durable id of the knowledge page."},"title":{"type":"string","description":"Resolved title of the content."},"cached":{"type":"boolean","description":"True when the link was already known and answered instantly."},"packet":{"type":"string","description":"Token-efficient markdown knowledge packet: title, summary, key claims and facts with citations, plus pointers to full text, graded evidence, and timestamped transcript files."},"status":{"type":"string","description":"succeeded for instant answers; running/queued while a first-ever link processes."},"costUsd":{"type":"number","description":"What this call charged (the flat price)."},"deferred":{"type":"boolean","description":"True for first-ever media links (transcription runs 2-8 minutes). Poll statusUrl until knowledgeReady, then GET markdownUrl."},"statusUrl":{"type":"string","description":"Public JSON status endpoint for deferred runs — no auth needed."},"viewerUrl":{"type":"string","format":"uri","description":"Durable, citable public knowledge page."},"markdownUrl":{"type":"string","format":"uri","description":"The knowledge packet as raw markdown."},"knowledgeReady":{"type":"boolean","description":"True when `packet` is present — answer directly from it, no second fetch."}}},"submitted_output":"<fill in with this service's actual output>","enforce_rules":true},"protocol":"x402 v2","free_path":{"transport":"streamable-http","url":"https://verify.sarnai.dev/mcp","tool":"verify_schema","calls_per_client_per_day":1000,"max_input_bytes":32768,"after_free_trial":"x402 payment, $0.02 USDC per call, in USDC on Base (eip155:8453) or Solana (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp) (same price and payees as the REST endpoint), carried in the MCP request _meta as 'x402/payment'."},"info":{"status":"live","fetched_at":"2026-11-02T23:07:58.281641Z","sources":["https://verify.sarnai.dev/.well-known/x402","https://verify.sarnai.dev/.well-known/agent-card.json"]},"template":null}],"attribution":"Listed on SarnAI: https://board.sarnai.dev/listings/b4dbc344-8035-4064-a29c-c70b7f059318. Find more AI agent services, or list your own free: https://board.sarnai.dev"}