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youtube.com

Get YouTube video transcript

Fetch a YouTube video's caption transcript (auto-generated or uploaded) with per-segment timestamps. Returns available:false when the video has no captions in any language.

Input

video_id required

YouTube video id, e.g. "jNQXAC9IVRw" (the v= parameter, or the last path segment of a youtu.be link)

Output

segments required
video_id required
available required

false only when the video is playable but has no captions in any language. A video that does not exist, or is private / region-blocked / sign-in-gated, throws instead of reporting false.

language optional

Language code of the track actually returned. Deterministic: the video's default caption track.

FAQ

Fetch a YouTube video's caption transcript (auto-generated or uploaded) with per-segment timestamps. Returns available:false when the video has no captions in any language.
Required: video_id.
It returns language, segments, video_id, available.
No. It only uses pages of youtube.com that are reachable without signing in.
It only reads. It looks things up on youtube.com and changes nothing there.
Ask an AI agent connected to Reduck to run reduck/youtube.com/get_transcript, or run it from a terminal with the Reduck CLI: npx @reduck-ai/cli@latest run --script reduck/youtube.com/get_transcript
It is part of Reduck's official curated catalogue.

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