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Cognition launches new SWE-2 model, Rivaling Fable 5.1 and GPT-Astra

Overpromises on performance without concrete evidence.

3.5Overall
Utility3
Onboarding5
Craft4
Niche fit3
Longevity3

Five dimensions scored independently; overall is a weighted average. Scores are only comparable within this same rubric.

Good for

Data scientists and AI researchers looking for a new model to experiment with.

Not for

Teams needing a reliable, battle-tested model for production.

Project description

cognition.com

Alternatives

TensorFlowPyTorchHugging Face Transformers
Visit site352 · Stars at evalEvaluated 2026-09-11

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