{"uid":"cap_D17CB_R50UHydG3oiBPUf","slug":"gedx402-whisper-large-v3-turbo-asr-3a4376b4","name":"GEDX402 Whisper Large V3 Turbo ASR","description":"x402 workers ai. pay with usdc on base, polygon, arbitrum, world, or solana. no api keys.","url":"https://media.gedx402.com/v1/asr/whisper-large-v3-turbo","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"audio":{"type":"string","description":"Base64-encoded audio (WAV, MP3, etc.)."}}},"responseSchema":{"type":"json","example":{"text":"Transcribed speech."}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.0084","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":"$0.0084/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0084","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0084","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_DsKTSTcnjJpqsvUrq3iam","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0084","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Transcribes speech from base64-encoded audio files using the Whisper Large V3 Turbo model, paid via USDC on multiple blockchains with no API key required","exampleAgentPrompt":"Transcribe this audio clip for me — here's the base64-encoded WAV data: [base64string]. Pay with USDC on Base.","exampleUseCases":null,"resultDescription":"A JSON object with a 'text' field containing the full transcribed speech from the submitted audio, e.g. {\"text\": \"Transcribed speech.\"}","failureModes":["Invalid or malformed base64 audio data returns an error","Unsupported audio format may fail to decode","Insufficient USDC balance causes payment failure and 402 response","Audio too long or too large may exceed processing limits","Network issues on the selected blockchain can cause payment timeouts"],"whenToPreferThis":"Choose this endpoint when you need automatic speech recognition (ASR) without managing API keys, and you are able to pay per-call in USDC on Base, Polygon, Arbitrum, World, or Solana. It is well-suited for agents operating in a crypto-native environment or when avoiding traditional API key provisioning is desirable. It uses the high-quality Whisper Large V3 Turbo model for accurate transcription.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":7,"lastUsedAt":"2026-08-04T08:44:28.561Z","lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T18:45:48.017Z","isFirstParty":false}