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YouTube transcripts

This covers how to load youtube transcript into LangChain documents.

Setup​

You'll need to install the youtube-transcript package and youtubei.js to extract metadata:

npm install youtube-transcript youtubei.js

Usage​

You need to specify a link to the video in the url. You can also specify language in ISO 639-1 and addVideoInfo flag.

import { YoutubeLoader } from "@langchain/community/document_loaders/web/youtube";

const loader = YoutubeLoader.createFromUrl("https://youtu.be/bZQun8Y4L2A", {
  language: "en",
  addVideoInfo: true,
});

const docs = await loader.load();

console.log(docs);

API Reference:

  • YoutubeLoader from @langchain/community/document_loaders/web/youtube

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