importantSYS.SOURCE: Cognition• 2026-09-10T15:29:47Z
Cognition Introduces SWE-2 Coding Model, Competing with Fable 5.1 and GPT-Astra
Cognition introduces SWE-2, a coding model achieving 50.0% on FrontierCode 1.1 Main while being 64% cheaper than Fable 5.1, leveraging reinforcement learning to optimize cost-performance tradeoffs. The model improves efficiency through focused exploration, reduced steps, and enhanced verification discipline compared to previous versions.
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