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Lennart Finke

Karma: 126

Statistics student at ETH. Previously, thinking about evals as a research fellow at Pivotal.

How Much of AI Labs’ Re­search Is Safety?

Lennart Finke14 Jan 2026 1:40 UTC
13 points
7 comments3 min readLW link

The sum of its parts: com­pos­ing AI con­trol protocols

ZachParent, Lennart Finke and Tyler Tracy
15 Oct 2025 1:11 UTC
14 points
1 comment11 min readLW link

What GPT-oss Leaks About OpenAI’s Train­ing Data

Lennart Finke25 Sep 2025 15:33 UTC
27 points
8 comments6 min readLW link

Sim­pleS­to­ries: A Bet­ter Syn­thetic Dataset and Tiny Models for Interpretability

Lennart Finke3 May 2025 14:04 UTC
16 points
0 comments1 min readLW link

Why does Claude Speak Byzan­tine Mu­sic No­ta­tion?

Lennart Finke31 Mar 2025 15:13 UTC
18 points
2 comments3 min readLW link

A Vi­sual Task that’s Hard for GPT-4o, but Doable for Pri­mary Schoolers

Lennart Finke26 Jul 2024 17:51 UTC
25 points
6 comments2 min readLW link