Andrej Karpathy Builds Curated Video Platform in a Weekend Using Claude

Original headline: Andrej Karpathy built a curated video platform in a weekend using Claude and 20 years of Hacker News

GAI Press Editors · Monday, November 9, 2026 · AI summary

OpenAI co‑founder Andrej Karpathy used Claude Opus 5.5 to analyze 43 million Hacker News comments and produced a platform with 6,454 curated videos in a single weekend. He says the platform’s recommendations outperform YouTube’s own algorithm.

The demonstration shows AI can deliver more effective video recommendation systems than existing platforms.

Research angleHow does AI‑driven automated video curation affect user satisfaction? — Technology Acceptance Model (TAM)

Read the original at The Decoder ↗Nov 8, 23:23 KST

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