DeepSeekLaunchAI ModelsOctober 27, 2026

DeepSeek releases V4.1 Flash 1017 open-weight model

Read original source →arxiv.org

DeepSeek's update scores 45 on the Artificial Analysis Intelligence Index, up 6 points and tied for #2 among open-weights models. It hits 77.0 on DeepSWE and jumps Terminal-Bench 4.0 from 31.2 to 42.3, with API pricing at $0.15/$0.60 per million tokens off-peak.

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