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YouTube to MP3 Audio Converter
x402
YouTube to MP3 Audio Converter is a paid API for AI agents from kite-hub-v2.vercel.app, paid per call via x402, $0.2/call, status unknown (last checked 2026-10-29).
Converts a YouTube video URL into a downloadable MP3 audio file
Price / call$0.2
Success—
StatusUnknown
How this service works
400+ paid API endpoints. Social media, AI, crypto, finance, weather, ecommerce, tools. Pay per request with USDC on Base chain.
Output
Returns an audio file or download URL for the MP3 version of the specified YouTube video, containing the extracted audio track.
Example use cases
Podcast listener converting video episodes
“Can you download the audio from this YouTube livestream recording and save it as an MP3 so I can listen to it while I'm driving?”
Content creator archiving tutorial series
“I need you to extract the audio tracks from these five YouTube tutorial videos and convert them to MP3 files for our audio course library.”
Music curator building offline playlists
“Download the audio from this YouTube music performance as an MP3 so I can add it to my offline collection without worrying about streaming later.”
Technical details
Endpoint
POSThttps://kite-hub-v2.vercel.app/api/youtube-mp3-audio?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need to programmatically extract and download audio from a YouTube video as an MP3 file, and want to pay per-request with USDC rather than maintaining a subscription. Best for occasional or automated audio extraction tasks without managing API keys for dedicated services.
Side effects
- Invalid or unavailable YouTube URL returns an error
- Age-restricted or private videos may fail to process
- Very long videos may time out
- Video may have been removed or made unavailable since crawl
- Copyright-restricted content may be blocked
- Malformed video ID causes processing failure
Output
Schema · Response
| Field | Type | Description |
|---|---|---|
| result | object | API response data |
Tags
x402
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