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GEDX402 Whisper Large V3 Turbo ASR
x402
GEDX402 Whisper Large V3 Turbo ASR is a paid API for AI agents from media.gedx402.com, paid per call via x402, $0.0084/call, status unknown (last checked 2026-09-13).
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
Price / call$0.0084
Success—
StatusUnknown
How this service works
x402 workers ai. pay with usdc on base, polygon, arbitrum, world, or solana. no api keys.
Output
A JSON object with a 'text' field containing the full transcribed speech from the submitted audio, e.g. {"text": "Transcribed speech."}
Example use cases
Example prompt
“Transcribe this audio clip for me — here's the base64-encoded WAV data: [base64string]. Pay with USDC on Base.”
Technical details
Endpoint
GEThttps://media.gedx402.com/v1/asr/whisper-large-v3-turboWhen to prefer
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.
Side effects
- 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
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| audio | string | Base64-encoded audio (WAV, MP3, etc.). |
Output
Schema · Response
{
"type": "json",
"example": {
"text": "Transcribed speech."
}
}Tags
x402
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Zero review prompt (fires after every successful call)
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