LaunchAI ModelsOctober 21, 2026

DeepSeek ships V4.1 Flash update and open-sources DeepInfer

Read original source →technode.com

V4.1-Flash-1017 lifted Terminal-Bench 4.0 from 31.2 to 42.3 and DeepSWE v1.1 from 74.2 to 77.0, hitting 77% Pass@1 at about $0.20 per task. It ranked first among open-weight models and 11th overall on Arena's Agent Arena across 7,498 sessions.

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