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Audio/Video Transcription via Whisper v3
x402
Audio/Video Transcription via Whisper v3 is a paid API for AI agents from x402-deployer.x402-deployer.workers.dev, paid per call via x402, $0.1/call, status unknown (last checked 2026-09-15).
Transcribes audio or video from a URL into text using OpenAI Whisper v3
Price / call$0.1
Success—
StatusUnknown
How this service works
Video transcription / video to audio transcription / video to text / transcribe video / video speech-to-text / video ASR. Whisper v3 large transcription for any video URL — extracts audio internally. Auto-detects 90+ languages. Translate-to-English mode. 60-min / 500MB max. Speaker diarization optional.
Output
Returns a full text transcript of the spoken content in the provided audio or video URL, produced by Whisper v3.
Example use cases
Example prompt
“Can you transcribe the audio from this podcast episode for me? Here's the URL: https://example.com/episode42.mp3 — I need the full spoken text.”
Technical details
Endpoint
POSThttps://x402-deployer.x402-deployer.workers.dev/video-to-textWhen to prefer
Use this endpoint when you need to extract speech-to-text from any publicly accessible audio or video URL, especially when you want raw transcription without summarization. If you also need a summary, prefer the sibling video summarizer endpoint. Best for podcasts, recorded meetings, video lectures, or any spoken-word media accessible via URL.
Side effects
- Invalid or inaccessible URL returns an error
- Unsupported media format may fail transcription
- Very long audio files may time out
- Non-audio/video URLs will fail to process
- Network errors fetching the media URL
Input
{
"input": {
"body": {
"task": "transcribe",
"language": "en",
"media_url": "https://www.soundhelix.com/examples/mp3/SoundHelix-Song-1.mp3"
},
"type": "http",
"method": "POST",
"bodyType": "json"
}
}Output
{
"task": "transcribe",
"text": "♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪♪♪ ♪♪ ♪♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ Thank you.",
"chunks": [
{
"text": "♪ ♪ ♪ ♪ ♪ ♪ ♪",
"timestamp": [
0.02,
63.92
]
},
{
"text": "♪♪♪",
"timestamp": [
66.02,
85.56
]
},
{
"text": "♪♪ ♪♪",
"timestamp": [
86.1,
131.06
]
},
{
"text": "♪ ♪ ♪ ♪ ♪ ♪ ♪",
"timestamp": [
133.72,
245.04
]
},
{
"text": "♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪",
"timestamp": [
246.04,
348.3
]
},
{
"text": "Thank you.",
"timestamp": [
350.24,
369.98
]
}
],
"source_url": "https://www.soundhelix.com/examples/mp3/SoundHelix-Song-1.mp3",
"duration_seconds": 372.715083,
"detected_languages": null
}Tags
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