DeepSeek Open Sources 'Harness' Agent Framework with Plugin Architecture

burny_tech · x · 2026-08-15

DeepSeek has open-sourced DeepSeek Harness v0.1 in Developer Preview. Built on the Cordis meta-framework, its core philosophy is that 'Everything is a plugin.' Models, tools, skills, sessions, sandboxes, filesystems, loops, orchestration, and UI are all implemented as plugins that can be mixed, matched, and extended.

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