DeepSeek Harness(@DeepSeekHarness):🚀 Today's DeepSeek Harness 0.2.1 release supports the new DeepSeek-V4.1-Flash-1017 model. The new model was specifically optimized for @DeepSeekHarness during training, improving task performance while shortening task runtime and reducing output usage and token costs. To take full advantage of the new model’s capabilities, please upgrade to DeepSeek Harness 0.2.1-rc.1 or later.

2026.10.17 08:38

🚀 Today's DeepSeek Harness 0.2.1 release supports the new DeepSeek-V4.1-Flash-1017 model. The new model was specifically optimized for @DeepSeekHarness during training, improving task performance while shortening task runtime and reducing output usage and token costs. To take full advantage of the new model’s capabilities, please upgrade to DeepSeek Harness 0.2.1-rc.1 or later.

DeepSeek@deepseek_ai

2026.10.17 08:35

🚀 DeepSeek-V4.1-Flash-1017 is here! Stronger benchmark performance, faster task completion, and shorter outputs than the previous version—a Pareto improvement in performance and cost. Now live on our website, app, and API. 🛠️ Optimized for @DeepSeekHarness, Tencent CodeBuddy, WorkBuddy, and more. Upgrade to DeepSeek Harness v0.2.1-rc.1 or later for the best experience with the new model. 1/4