Goodfire(@GoodfireAI):Models know when they’re reward hacking. But they still do it a ton - in 50-96% of rollouts we studied! We built activation monitors that detect the behavior behind the Hugging Face hack in real time. This can help us stop hacks now - and train future models that don’t cheat. 🧵

Goodfire

@GoodfireAI

Using interpretability to understand, learn from, and design AI.

Joined August 2024

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Goodfire@GoodfireAI

2026.09.17 16:45

Models know when they’re reward hacking. But they still do it a ton - in 50-96% of rollouts we studied! We built activation monitors that detect the behavior behind the Hugging Face hack in real time. This can help us stop hacks now - and train future models that don’t cheat. 🧵