Karpathy builds HackerTube, using Claude to filter 43M HN comments into 6,454 great videos
_arohan_ · x · 2026-11-02
Karpathy shared his weekend hack HackerTube: annoyed by YouTube's recommendations, he used Claude Opus to filter 43M HN comments spanning 20 years down to 6,454 videos that keep being recommended by the community.
- Excellent recommendations with no logins; state lives in the local browser session
- Thumbnails are representative frames from the middle of each video
- Built in about 2 hours, with a "significantly" better viewing experience
Commenters are asking for the full video list.
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