LaunchAI ModelsSeptember 10, 2026

Cognition launches SWE-2 coding model, rivaling Fable 5.1 and GPT-Astra

SWE-2 scores 50.0% on FrontierCode 1.1 Main, within one point of Fable 5.1 while costing 64% less, and comes within a few points of GPT-6 Astra at a quarter of the price. It is post-trained from Kimi K33, a 2.8T-parameter model, with RL scaled to the multi-trillion-parameter regime for the first time.

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