DeepSeek Harness

DeepSeek team has released open source harness - DeepSeek Harness

🧩 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…

— DeepSeek (@deepseek_ai) August 13, 2026

How to get started?

npx @deepseek-ai/dsh web

And we should be able to access it http://127.0.0.1:3080