A Visit karpathy.ai →
RolePre-training researcher
AffiliationAnthropic
Reviewed2026-06-10
The lenses
Scored on its own merits — not rolled up from the finds we publish.
Novelty 4
Impact · breadth 4
Impact · depth 5
Actionable 5
Substance 5
Hype 4
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Top 5 · Andrej Karpathy
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Window
Overall = breadth + depth + substance + ½·novelty + freshness (a small boost that halves each week)
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02 
See the full feed → repoArtificial Intelligence
nanochat
Andrej Karpathy packed the whole ChatGPT recipe — from raw text to a chatbot you talk to in a browser — into one readable codebase that trains for about the cost of a nice dinner.
Overall▄▄▅▅▅▇high · first-partyAndrej Karpathy
repoArtificial Intelligence
autoresearch
Karpathy handed a coding agent his own training script and went to bed; it ran a hundred small experiments and beat a record he'd been tuning by hand.
Overall▄▃▄▅▅▇high · first-partyAndrej Karpathy
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