Clean transcripts of any YouTube video with captions. Pay per call with x402 USDC, no API key.
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The transcript of one YouTube video, Short or livestream as clean text, with title, channel, language and optional timestamped segments. Videos without captions are refused free. Costs $0.01 per call, paid in USDC on Base with x402.
YouTube URL or 11-character video ID
Comma-separated caption languages in order of preference (default en)
Include every caption line with start time (default false)
Pick your client. Values in capitals, like YOUR_TOKEN, are yours to fill in.
claude mcp add --transport http l50-youtube-transcripts https://youtube.l50automation.com/mcp
The transcript of one YouTube video, Short or livestream as clean text, with title, channel, language and optional timestamped segments. Videos without captions are refused free. Costs $0.01 per call, paid in USDC on Base with x402.
| Argument | Type | Description |
|---|
| video* | string | YouTube URL or 11-character video ID |
| languages | string | Comma-separated caption languages in order of preference (default en) |
| timestamps | boolean | Include every caption line with start time (default false) |
{
"type": "object",
"required": [
"video"
],
"properties": {
"video": {
"type": "string",
"description": "YouTube URL or 11-character video ID"
},
"languages": {
"type": "string",
"description": "Comma-separated caption languages in order of preference (default en)"
},
"timestamps": {
"type": "boolean",
"description": "Include every caption line with start time (default false)"
}
}
}We read every tool's name, description and inputs the way the model will, looking for instructions hidden from you. A clean result means no warning signs, not a guarantee. Scanned Nov 3, 2026.