“Best” here means a transparent order, not an editorial opinion: services with payment-verified trust (wash-filtered on-chain payments) first, then more verified buyers, then services with a listed price, then the lowest listed price.
Disclosure: Transcript+ is a first-party kit published by Seenly, which is affiliated with Agentropolis. It is listed in its own labelled block and is not part of the ranking.
| # | Listing | Listed price | Rail | Trust | Verified buyers 30d | Uptime 30d |
|---|---|---|---|---|---|---|
| - | Transcript+: transcripts with speakers, summary and captions Kit · first-party (Seenly, affiliated) 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. Source: Seenly (first-party). | $0.01 USDC per audio minute on Base via x402 | x402 | none | 0 | n/a |
| # | Listing | Listed price | Rail | Trust | Verified buyers 30d | Uptime 30d |
|---|---|---|---|---|---|---|
| 1 | bozaaagh paid micro-API Pay-per-call API 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 Source: x402-list.com. | $0.01–$0.05 per call | x402 | 12 | 1 | 48.2% |
| 2 | Transcribe — audio to transcript, subtitles and a cut list Pay-per-call API 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 Source: x402-list.com. | $0.05 per call | x402 | 11 | 1 | 99.9% |
| 3 | NeuroDynamic Audio Pay-per-call API 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 Source: x402-list.com. | $0.005–$0.01 per call | x402 | none | 6 | 99.8% |
| 4 | x402 Voice-to-Text Pay-per-call API 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. Source: x402-list.com. | $0.01 per call | x402 | none | 0 | 99.7% |
| 5 | Ausca Pay-per-call API 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, Source: x402-list.com. | $0.05–$0.40 per call | x402 | none | 0 | 98.7% |
| 6 | Bulk Transcription: Audio & Video to Text from CSV or Sheet MCP server · remote endpoint Transcribe every audio or video link in a list: plain text, or speakers, timestamps and SRT Source: MCP Registry. | n/a | n/a | none | n/a | n/a |
| 7 | com.scriptivox.www/transcription MCP server · remote endpoint AI transcription from URLs or files. 119 languages, diarization, SRT/VTT/text export. Source: MCP Registry. | n/a | n/a | none | n/a | n/a |
| 8 | Vibe2Text — AI audio & video transcription with speaker diarization MCP server · remote endpoint Audio & video to text, Russian-first: diarization, timestamps, summary, action items, subtitles. Source: MCP Registry. | n/a | n/a | none | n/a | n/a |
| 9 | FieldTranscript MCP server · remote endpoint Verbatim transcription of public video/audio URLs to clean text, SRT, and timestamped records. Source: MCP Registry. | n/a | n/a | none | n/a | n/a |
| 10 | AudioPod AI MCP server · remote endpoint Audio AI tools: text-to-speech, voice cloning, music generation, stem separation, transcription. Source: MCP Registry. | n/a | n/a | none | n/a | n/a |
| 11 | Kooma — Bambara AI MCP server · remote endpoint Bambara AI over MCP: text-to-speech, transcription and translation (Bamanankan + more). Source: MCP Registry. | n/a | n/a | none | n/a | n/a |
| 12 | Transkriba — Russian audio transcription MCP server · remote endpoint Transcribe Russian audio and video with timestamps and optional speaker labels from files or links. Source: MCP Registry. | n/a | n/a | none | n/a | n/a |
| 13 | RiverScript MCP server · remote endpoint MCP server for RiverScript, an AI transcription platform - fetches transcripts shared via a link. Source: MCP Registry. | n/a | n/a | none | n/a | n/a |
| 14 | Voibe MCP server · remote endpoint Transcribe recordings into a speaker-labelled transcript with timestamps and a summary. Source: MCP Registry. | n/a | n/a | none | n/a | n/a |
| 15 | Speech to Text (Whisper) for Audio and Video URLs MCP server · remote endpoint Whisper speech to text for podcast, audio and video URLs, 90+ languages, timestamped output. Source: MCP Registry. | n/a | n/a | none | n/a | n/a |
| 16 | Gambit Pay-per-call API · multi-endpoint (topic is one of many) 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 Source: x402-list.com. | $0.03–$180.00 per call | x402 | 11 | 1 | 97.8% |
| 17 | AgisHub Pay-per-call API · multi-endpoint (topic is one of many) 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 Source: x402-list.com. | $0.001–$0.10 per call | x402 | none | 4 | 83.9% |
| 18 | io.github.CSOAI-ORG/voice-audio-mcp MCP server · multi-endpoint (topic is one of many) Voice Audio MCP server. Tools: text to speech, list voices, transcribe. Built by MEOK AI Labs. Source: MCP Registry. | n/a | n/a | none | n/a | n/a |
| 19 | OpenAI Pay-per-call API · multi-endpoint (topic is one of many) Chat completions, embeddings, image generation, and audio with model-tier pricing. Source: MPP registry. | n/a | mpp | none | n/a | n/a |
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