{"slug":"best-transcription-apis-for-ai-agents","type":"compare","title":"Best transcription APIs for AI agents (ranked by payment-verified usage)","url":"https://agentropolis.io/compare/best-transcription-apis-for-ai-agents","updated":"2026-10-03","indexable":true,"thin_reason":null,"disclosure":"Agentropolis is affiliated with Seenly; first_party rows are Seenly kits (affiliated) and are not ranked. No paid placement.","ranking":"payment-verified trust desc, verified buyers desc, remote endpoint, has listed price, lowest price","demand_90d":{"all":39,"outside":0},"facts":null,"first_party":[{"id":"seenly.seenly-transcript-plus","name":"Transcript+: transcripts with speakers, summary and captions","kind":"Kit","summary":"Audio/video URL or upload → speaker-labelled (diarized) transcript, summary, chapters, key points, action items and SRT/VTT captions. $0.01 per audio minute in USDC via x402.","price":"$0.01 USDC per audio minute on Base via x402","min_usd":0.01,"rails":["x402"],"trust":null,"buyers":0,"settlements":0,"uptime":null,"remote":false,"shared_payout":false,"source":"Seenly (first-party)"}],"sections":[{"id":"apis","title":"Transcription and speech-to-text listings","note":null,"rows":[{"id":"x402.bozaaagh-paid-micro-api","name":"bozaaagh paid micro-API","kind":"Pay-per-call API","summary":"Three x402-paid micro endpoints settled in USDC on Base mainnet: SRT subtitle generation from transcript text ($0.05/call), Persian<->English AI translation & chat ($0.03/call), an","price":"$0.01–$0.05 per call","min_usd":0.01,"rails":["x402"],"trust":12,"buyers":1,"settlements":3,"uptime":48.2,"remote":false,"shared_payout":false,"source":"x402-list.com","focus":"dedicated"},{"id":"x402.transcribe-audio-to-transcript-subtitles-and-a-cut-list","name":"Transcribe — audio to transcript, subtitles and a cut list","kind":"Pay-per-call API","summary":"Send audio as base64 bytes in the request body, or as an https URL, and get back the transcript, ready-made WebVTT subtitles, and an editor's cut list marking every stretch of dead","price":"$0.05 per call","min_usd":0.05,"rails":["x402"],"trust":11,"buyers":1,"settlements":1,"uptime":99.9,"remote":false,"shared_payout":false,"source":"x402-list.com","focus":"dedicated"},{"id":"x402.neurodynamic-audio","name":"NeuroDynamic Audio","kind":"Pay-per-call API","summary":"English catalogue narration, transcription and authorised private voice cloning for agents. Seven ready voices with free samples: 0.005 USDC per MP3 up to 1,000 characters, no acco","price":"$0.005–$0.01 per call","min_usd":0.005,"rails":["x402"],"trust":null,"buyers":6,"settlements":24,"uptime":99.8,"remote":false,"shared_payout":false,"source":"x402-list.com","focus":"dedicated"},{"id":"x402.x402-voice-to-text","name":"x402 Voice-to-Text","kind":"Pay-per-call API","summary":"Pay-per-call speech-to-text via x402 (USDC on Base). POST a wav/mp3 voice message to /transcribe and receive the transcript. Billed per call through x402 micropayments.","price":"$0.01 per call","min_usd":0.015,"rails":["x402"],"trust":null,"buyers":0,"settlements":0,"uptime":99.7,"remote":false,"shared_payout":false,"source":"x402-list.com","focus":"dedicated"},{"id":"x402.ausca","name":"Ausca","kind":"Pay-per-call API","summary":"Metered agent infrastructure services: document OCR, document analysis, media transcription, browser sessions, and agent inboxes. Pay per call with x402 v2, no account or API keys,","price":"$0.05–$0.40 per call","min_usd":0.05,"rails":["x402"],"trust":null,"buyers":0,"settlements":0,"uptime":98.7,"remote":false,"shared_payout":false,"source":"x402-list.com","focus":"dedicated"},{"id":"mcp.io-github-nero-engine-bulk-transcription","name":"Bulk Transcription: Audio & Video to Text from CSV or Sheet","kind":"MCP server","summary":"Transcribe every audio or video link in a list: plain text, or speakers, timestamps and SRT","price":null,"min_usd":null,"rails":[],"trust":null,"buyers":null,"settlements":null,"uptime":null,"remote":true,"shared_payout":false,"source":"MCP Registry","focus":"dedicated"},{"id":"mcp.com-scriptivox-www-transcription","name":"com.scriptivox.www/transcription","kind":"MCP server","summary":"AI transcription from URLs or files. 119 languages, diarization, SRT/VTT/text export.","price":null,"min_usd":null,"rails":[],"trust":null,"buyers":null,"settlements":null,"uptime":null,"remote":true,"shared_payout":false,"source":"MCP Registry","focus":"dedicated"},{"id":"mcp.ru-vibe2text-vibe2text","name":"Vibe2Text — AI audio & video transcription with speaker diarization","kind":"MCP server","summary":"Audio & video to text, Russian-first: diarization, timestamps, summary, action items, subtitles.","price":null,"min_usd":null,"rails":[],"trust":null,"buyers":null,"settlements":null,"uptime":null,"remote":true,"shared_payout":false,"source":"MCP Registry","focus":"dedicated"},{"id":"mcp.com-fieldtranscript-transcriber","name":"FieldTranscript","kind":"MCP server","summary":"Verbatim transcription of public video/audio URLs to clean text, SRT, and timestamped records.","price":null,"min_usd":null,"rails":[],"trust":null,"buyers":null,"settlements":null,"uptime":null,"remote":true,"shared_payout":false,"source":"MCP Registry","focus":"dedicated"},{"id":"mcp.ai-audiopod-audiopod","name":"AudioPod AI","kind":"MCP server","summary":"Audio AI tools: text-to-speech, voice cloning, music generation, stem separation, transcription.","price":null,"min_usd":null,"rails":[],"trust":null,"buyers":null,"settlements":null,"uptime":null,"remote":true,"shared_payout":false,"source":"MCP Registry","focus":"dedicated"},{"id":"mcp.ai-kooma-kooma","name":"Kooma — Bambara AI","kind":"MCP server","summary":"Bambara AI over MCP: text-to-speech, transcription and translation (Bamanankan + more).","price":null,"min_usd":null,"rails":[],"trust":null,"buyers":null,"settlements":null,"uptime":null,"remote":true,"shared_payout":false,"source":"MCP Registry","focus":"dedicated"},{"id":"mcp.ru-transkriba-transcription","name":"Transkriba — Russian audio transcription","kind":"MCP server","summary":"Transcribe Russian audio and video with timestamps and optional speaker labels from files or links.","price":null,"min_usd":null,"rails":[],"trust":null,"buyers":null,"settlements":null,"uptime":null,"remote":true,"shared_payout":false,"source":"MCP Registry","focus":"dedicated"},{"id":"mcp.com-riverscript-mcp","name":"RiverScript","kind":"MCP server","summary":"MCP server for RiverScript, an AI transcription platform - fetches transcripts shared via a link.","price":null,"min_usd":null,"rails":[],"trust":null,"buyers":null,"settlements":null,"uptime":null,"remote":true,"shared_payout":false,"source":"MCP Registry","focus":"dedicated"},{"id":"mcp.com-getvoibe-transcription","name":"Voibe","kind":"MCP server","summary":"Transcribe recordings into a speaker-labelled transcript with timestamps and a summary.","price":null,"min_usd":null,"rails":[],"trust":null,"buyers":null,"settlements":null,"uptime":null,"remote":true,"shared_payout":false,"source":"MCP Registry","focus":"dedicated"},{"id":"mcp.io-github-saulius876-lgtm-speech-to-text","name":"Speech to Text (Whisper) for Audio and Video URLs","kind":"MCP server","summary":"Whisper speech to text for podcast, audio and video URLs, 90+ languages, timestamped output.","price":null,"min_usd":null,"rails":[],"trust":null,"buyers":null,"settlements":null,"uptime":null,"remote":true,"shared_payout":false,"source":"MCP Registry","focus":"dedicated"},{"id":"x402.gambit","name":"Gambit","kind":"Pay-per-call API","summary":"Houston GB10 x402 escape hatch. Uncensor $0.04, Whisper STT $0.03, handwritten letter $25, print-and-FedEx PDF $130/$150/$180, private code $0.03. POST /x402/print-ship (US, 20 pag","price":"$0.03–$180.00 per call","min_usd":0.03,"rails":["x402"],"trust":11,"buyers":1,"settlements":1,"uptime":97.8,"remote":false,"shared_payout":false,"source":"x402-list.com","focus":"broad"},{"id":"x402.agishub","name":"AgisHub","kind":"Pay-per-call API","summary":"One server, every tool your agent needs — no API key, no signup. 34 pay-per-call endpoints over x402 (USDC on Base): AI (chat, summarise, classify, entity and structured extraction","price":"$0.001–$0.10 per call","min_usd":0.001,"rails":["x402"],"trust":null,"buyers":4,"settlements":85,"uptime":83.9,"remote":false,"shared_payout":false,"source":"x402-list.com","focus":"broad"},{"id":"mcp.io-github-csoai-org-voice-audio-mcp","name":"io.github.CSOAI-ORG/voice-audio-mcp","kind":"MCP server","summary":"Voice Audio MCP server. Tools: text to speech, list voices, transcribe. Built by MEOK AI Labs.","price":null,"min_usd":null,"rails":[],"trust":null,"buyers":null,"settlements":null,"uptime":null,"remote":false,"shared_payout":false,"source":"MCP Registry","focus":"broad"},{"id":"mpp.openai","name":"OpenAI","kind":"Pay-per-call API","summary":"Chat completions, embeddings, image generation, and audio with model-tier pricing.","price":null,"min_usd":null,"rails":["mpp"],"trust":null,"buyers":null,"settlements":null,"uptime":null,"remote":false,"shared_payout":false,"source":"MPP registry","focus":"broad"}]}],"citations":[{"label":"x402-list.com on-chain measured settlements (CC BY 4.0), used for payment-verified trust and verified buyers","url":"https://x402-list.com"},{"label":"Official MCP Registry (CC0 1.0)","url":"https://registry.modelcontextprotocol.io"},{"label":"Agentropolis trust method hub-trust-v0.1","url":"https://agentropolis.io/api/v1/trust/method"}]}