yt
Use when YouTube is relevant: pasted video links or IDs, @handles, quick video lookups, summaries, channel latest uploads, topic search, or any request involving YouTube content — even if YouTube is not mentioned explicitly. Covers transcripts, search, and channel latest. Not for uploads or account management.
What this skill does
# yt Quick YouTube lookup via [TranscriptAPI.com](https://transcriptapi.com). ## Setup If `$TRANSCRIPT_API_KEY` is not set, read [references/auth-setup.md](references/auth-setup.md) and follow the instructions there to get and store the key. ## Required Headers Every request needs two headers: - **Authorization:** `Bearer $TRANSCRIPT_API_KEY` - **User-Agent:** your agent's name and version if known (e.g. `HermesAgent/0.11.0`, `ClaudeCode/1.0`). Version is optional — agent name alone is fine. Do not omit this header or send a bare default — Cloudflare will return a 403 (error code 1010) and block the request. ## API Reference Full OpenAPI spec: [transcriptapi.com/openapi.json](https://transcriptapi.com/openapi.json) — consult this for the latest parameters and schemas. ## Transcript — 1 credit ```bash curl -s "https://transcriptapi.com/api/v2/youtube/transcript\ ?video_url=VIDEO_URL&format=text&include_timestamp=true&send_metadata=true" \ -H "Authorization: Bearer $TRANSCRIPT_API_KEY" \ -H "User-Agent: YourAgent/1.0" ``` ## Search — 1 credit ```bash curl -s "https://transcriptapi.com/api/v2/youtube/search?q=QUERY&type=video&limit=10" \ -H "Authorization: Bearer $TRANSCRIPT_API_KEY" \ -H "User-Agent: YourAgent/1.0" ``` | Param | Default | Values | | ------- | ------- | ---------------------- | | `q` | — | 1-200 chars (required) | | `type` | `video` | `video`, `channel` | | `limit` | `20` | 1-50 | ## Channel latest — FREE ```bash curl -s "https://transcriptapi.com/api/v2/youtube/channel/latest?channel=@TED" \ -H "Authorization: Bearer $TRANSCRIPT_API_KEY" \ -H "User-Agent: YourAgent/1.0" ``` Returns last 15 videos with exact view counts and publish dates. Accepts `@handle`, channel URL, or `UC...` ID. ## Resolve handle — FREE ```bash curl -s "https://transcriptapi.com/api/v2/youtube/channel/resolve?input=@TED" \ -H "Authorization: Bearer $TRANSCRIPT_API_KEY" \ -H "User-Agent: YourAgent/1.0" ``` Use to convert @handle to UC... channel ID. ## Errors | Code | Meaning | Action | | -------- | ---------------- | ---------------------------------------------- | | 401 | Bad API key | Check key | | 402 | No credits | transcriptapi.com/billing | | 403/1010 | Cloudflare block | Add or fix User-Agent header | | 404 | Not found | No captions or resource doesn't exist | | 408 | Timeout | Retry once | Free tier: 100 credits. Search and transcript cost 1 credit. Channel latest and resolve are free.
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