4 sources healthy · latest episode 9 Nov 2026
descriptive claim

At a higher max level, the model’s majority failure mode in Terminal Bench is that it considers the correct solution but decides not to execute it.

Thariq Shihipar · Claude Code’s Next Era — Thariq Shihipar, Anthropic · 29 Sep 2026

In their words

The transcript segments this claim was taken from

“asking it to make decision notes or implementation notes because in basically every eval problem that it faces it thinks about the correct solution you know and decides not to do it you know it's like oh like here's the answer what if i did this and then it's like oh probably not you know um and then keeps going and this is like the majority of the failures you know what i mean at like a”
“higher max level.”
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