/Tech3h ago

Quantized Reasoning Models Reach Correct Answers but Fail to Commit in 52% of Cases

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Polina Kirichenko@polkirichenko#1099inTech

Check out our new work on overthinking in quantized reasoning models lead by superstar @LotfiSanae !

Sanae Lotfi@LotfiSanae

When a quantized reasoning model fails, we usually assume it just lost the capability to solve the problem. But we surprisingly show that in up to 52% of failures, the quantized model actually reaches the correct answer but then does not commit to it. 🧵👇 1/8

10:41 AM · Jun 25, 2026 · 1.3K Views

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#1099

Quantized Reasoning Models Think They Need to Think Longer, but They Do Not

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Sanae Lotfi@LotfiSanae

Huge thanks to my amazing collaborators @polkirichenko , Steven Li, and Zechun Liu. Paper 📝: https://arxiv.org/abs/2606.00206 Blogpost 🌐: https://sanaelotfi.github.io/blog/quantized-reasoning-models/

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