{"uid":"cap_Q_ClRV3S0SkV1NYWtpoKj","slug":"agent-data-tools-audio-transcription-e06a071f","name":"Agent Data Tools – Audio Transcription","description":"Pay-per-call tools for AI agents: web page text extraction and summaries, screenshots, image generation, speech-to-text, image description, domain and email-auth intelligence, and live Base token and wallet lookups. No account or API key; pay per request in USDC on Base via x402.","url":"https://agent-data-tools.revmesh2074.workers.dev/transcribe?utm_source=zero.xyz","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"],"type":"string"},"queryParams":{"type":"object","required":["url"],"properties":{"url":{"type":"string","description":"Absolute http(s) URL of an audio file (max 5 MB)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"url":"https://commons.wikimedia.org/wiki/Special:FilePath/En-us-hello.ogg","text":"Hello!","model":"@cf/openai/whisper-large-v3-turbo","language":"en","wordCount":1,"durationSeconds":0.487625}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_QzwqlTWFI4Nuje7i94D2O","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Transcribes an audio file at a given URL to text using Whisper large-v3-turbo, returning the transcript, detected language, word count, and duration","exampleAgentPrompt":"Can you transcribe the audio file at https://example.com/interview.mp3 and tell me what was said, what language it's in, and how long the clip is?","exampleUseCases":[{"title":"Podcast clip transcription","prompt":"Transcribe the audio at https://cdn.example.com/podcast-clip.mp3 — I need the full text of what's spoken and the detected language."},{"title":"Voice memo to text","prompt":"I have a voice memo uploaded at https://storage.example.com/memo.ogg — can you convert it to text so I can read through it?"},{"title":"Audio duration and word count check","prompt":"Can you check this audio file at https://media.example.com/speech.mp3 and tell me how long it is, how many words are spoken, and give me the transcript?"}],"resultDescription":"Returns a JSON object with the source URL, full transcript text, the Whisper model used (@cf/openai/whisper-large-v3-turbo), detected language code (e.g. 'en'), word count of the transcript, and audio duration in seconds.","failureModes":["Audio file exceeds 5 MB limit — request rejected","URL is not a valid http/https address — validation error","Audio file URL is unreachable or returns a non-200 response — fetch error","Unsupported audio format — transcription fails","Payment in USDC on Base not completed — 402 Payment Required returned","Very short or silent audio — may return empty or near-empty transcript"],"whenToPreferThis":"Choose this endpoint when you need fast, pay-per-call speech-to-text with no account setup, key management, or subscription, and you can pay $0.02 USDC per request on Base. Ideal for AI agents that occasionally need to transcribe short audio clips (under 5 MB) from public URLs without committing to a recurring API contract. Prefer over OpenAI Whisper API or AssemblyAI when you want zero-friction, crypto-native micro-payments via x402.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T23:19:11.380Z","isFirstParty":false,"canonicalSlug":"agent-data-tools-audio-transcription-e06a071f"}