DeepSeek ships V4.1-Flash-1017 with stronger benchmarks, faster tasks, shorter outputs
reach_vb · x · 2026-10-17
DeepSeek officially released DeepSeek-V4.1-Flash-1017, described as a Pareto improvement over the previous version: stronger benchmark performance, faster task completion, and shorter outputs at no added cost.
- Now live on the website, app, and API
- Optimized for coding-agent environments including DeepSeek Harness, Tencent CodeBuddy, and WorkBuddy
- DeepSeek recommends upgrading to DeepSeek Harness v0.2.1-rc.1 or later for best results
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