The rumors from yesterday this was in development have already

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The rumors from yesterday this was in development have already been proven true, DeepSeek has released their DeepSeek Harness V0.1 and open sourced the codebase.

DeepSeek@deepseek_aiAug 13

🧩 DeepSeek Harness v0.1 is now available in Developer Preview! 🔹 We’re opening it up to developers building agent harnesses worldwide and open-sourcing the codebase in MIT license. 🔹 Powered by the Cordis meta-framework, DeepSeek Harness is an agent harness built around one core idea: Everything is a plugin. Models, tools, skills, sessions, sandboxes, filesystems, loops, orchestration, and UI are ALL implemented as plugins, and can be mixed, matched, replaced, and extended. Try it now! https://github.com/deepseek-ai/deepseek-harness