{"uid":"cap_YvDm2-eCvzVpNKo3J85rb","slug":"adh-agent-native-speech-to-text-stt-e33941f8","name":"ADH Agent-native Speech-to-Text (STT)","description":"ADH 金融情报层：把 239 个原始数据源洗成带实体解析、时间同步、溯源与派生结论的情报（宏观regime / 加密尽调 / 事件窗口），免费注入你的 AI 上下文。Agent 走 x402 结算，人类订阅（PayPal）即将上线。","url":"https://agentdatum.com/api/v1/tool/tool-stt?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":{"type":"json","example":{"text":"transcribed text","language":"zh"}},"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":"down","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_wRRcgqAAY4ewUJhDSJNvi","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 base64-encoded audio (MP3/WAV/M4A) into text with language detection, returning the transcript and identified language code.","exampleAgentPrompt":"Can you transcribe this base64-encoded MP3 audio clip for me and tell me what language is being spoken? Here's the audio data: [base64 string].","exampleUseCases":[{"title":"Transcribe voice memo for note-taking","prompt":"I recorded a voice memo as an MP3 and encoded it in base64 — can you transcribe it to text and tell me if it's in English or Chinese?"},{"title":"Multilingual audio content extraction","prompt":"I have a base64-encoded WAV file of a meeting recording — please transcribe it and detect what language the speaker is using."},{"title":"Podcast or interview transcription","prompt":"Here's a base64 M4A audio clip from an interview — transcribe it to text so I can use it in my notes, and let me know what language it's in."}],"resultDescription":"Returns a JSON object with 'text' (the full transcription of the audio) and 'language' (a language code such as 'zh' or 'en' indicating the detected language of the audio).","failureModes":["Invalid or malformed base64 audio data returns an error","Unsupported audio format beyond mp3/wav/m4a may fail","Very long audio files may exceed processing limits","Low-quality or noisy audio may produce inaccurate transcriptions","Missing required audio_b64 field returns a validation error"],"whenToPreferThis":"Choose this endpoint when you need a pay-per-call ($0.01 USDC via x402) speech-to-text transcription that works with base64-encoded MP3, WAV, or M4A audio and also returns the detected language code — especially suitable for AI agents operating within the ADH agentdatum.com ecosystem that already use x402 payment settlement.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-14T08:25:03.120Z","isFirstParty":false,"canonicalSlug":"adh-agent-native-speech-to-text-stt-e33941f8"}