Audio Intel (x402)#

Transcribe audio files to text using Whisper AI. Supports mp3, wav, m4a, ogg, flac. Auto-detects language. Returns full text, timestamps, and per-segment breakdown. 100% local inference on Mac Mini. $0.05 USDC per call.

How to Call#

bash

POST https://x402.ntriq.co.kr/audio-intel
Content-Type: application/json
X-PAYMENT: <x402-payment-header>

{
  "audio_url": "https://example.com/speech.mp3"
}

Parameters#

ParameterTypeRequiredDescriptionaudio_urlstring✅ (or base64)URL of audio file (mp3/wav/m4a/ogg/flac)audio_base64string✅ (or url)Base64-encoded audiolanguagestring❌Force language (e.g. en, ko, ja). Default: auto-detect

Example Response#

json

{
  "status": "ok",
  "text": "Hello, this is a test recording for transcription.",
  "language": "en",
  "language_probability": 0.998,
  "duration": 4.32,
  "segments": [
    {"start": 0.0, "end": 4.32, "text": "Hello, this is a test recording for transcription."}
  ]
}

Payment#

• Price: $0.05 USDC per call
• Network: Base mainnet (EIP-3009 gasless)
• Protocol: x402

bash

curl https://x402.ntriq.co.kr/services