{"uid":"cap_UVweoQbnov1qmBvq84tiG","slug":"neurodynamic-whisper-large-v3-turbo-audio-transcription-e64b7c7d","name":"Neurodynamic Whisper Large-v3-Turbo Audio Transcription","description":"Introductory pricing. NeuroDynamic speech-to-text transcription: convert a voice note or short audio recording into a JSON transcript. Up to 60 seconds and 12 MiB; WAV, MP3, FLAC or Ogg. No account needed. Read https://api.neurodynamic.tech/docs for inputs, privacy and payment recovery. 0.01 USDC on Base.","url":"https://api.neurodynamic.tech/v1/audio/transcriptions","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"file":{"type":"string","format":"binary","description":"WAV, MP3, FLAC or Ogg; max 60 seconds and 12 MiB"},"model":{"enum":["whisper-1"],"type":"string"},"language":{"type":"string","pattern":"^[a-z]{2}$"},"response_format":{"enum":["json"],"type":"string"}}},"responseSchema":{"type":"json","example":{"text":"Example transcript.","duration_seconds":4}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/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_g6PqdCdp42_6qwqJrjyPi","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":"Transcribes a short audio clip (WAV, MP3, FLAC, or Ogg, up to 60 seconds / 12 MiB) to JSON text using Whisper large-v3-turbo, for 0.01 USDC per call.","exampleAgentPrompt":"Can you transcribe this 45-second MP3 voice recording for me and give me the text? The speaker is talking in English.","exampleUseCases":[{"title":"Voice memo to meeting notes","prompt":"I have a 30-second WAV recording of a quick verbal note I left myself after the meeting — can you transcribe it to text so I can add it to my notes?"},{"title":"Podcast clip caption generation","prompt":"Here's a 55-second MP3 excerpt from our podcast episode. Can you transcribe what's being said so I can use it as a caption or show-notes snippet?"},{"title":"Multilingual customer voicemail transcription","prompt":"I've got a short Ogg voicemail from a customer speaking French — can you transcribe it to text? The language code is 'fr'."}],"resultDescription":"A JSON object containing the transcribed text of the submitted audio clip, produced by the Whisper large-v3-turbo model. The transcript field holds the plain text of the recognized speech.","failureModes":["Audio file exceeds 60-second duration limit — request rejected","File size exceeds 12 MiB — request rejected","Unsupported audio format submitted (e.g. AAC, M4A) — error returned","Payment of 0.01 USDC on Base not provided or insufficient — 402 Payment Required","Unintelligible or silent audio — empty or low-quality transcript returned","Incorrect language code format (not two lowercase letters) — validation error"],"whenToPreferThis":"Choose this endpoint when you need fast, affordable speech-to-text transcription for clips up to 60 seconds and 12 MiB in WAV, MP3, FLAC, or Ogg format, and you want to pay per call via USDC on Base with no subscription. It uses the Whisper large-v3-turbo model, making it a strong choice for high-accuracy multilingual transcription at very low cost per clip.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T17:53:16.566Z","isFirstParty":false}