LaunchDevelopersSeptember 23, 2026

Claude Opus 5.5 lands in Devin, tops FrontierCode 1.1

Read original source →devin.ai

Cognition says Claude Opus 5.5 is the new #1 on its FrontierCode 1.1 engineering benchmark, edging out Fable 5 and GPT-6 Astra at under a tenth of Fable 5's per-task cost. It reaches fixes roughly 4x faster than Fable 5 with less exploration.

1 source

More stories today

Open the live feed