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AI IntelligenceSep 15, 2026AI Intelligence
Article

DeepSeek open-sources Harness agent runtime with plugin design

DeepSeek has released DeepSeek Harness, an MIT-licensed agent runtime currently in developer preview. The system features an everything-is-a-plugin design where models, tools, sessions, sandboxes, and the UI are Cordis plugins, with npm packages advancing through the v0.1.5-rc line.

Frontier EditorialSource: Pandaily
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Source Brief

DeepSeek open-sources Harness agent runtime with plugin design: DeepSeek has released DeepSeek Harness, an MIT-licensed agent runtime currently in developer preview. The system features an everything-is-a-plugin design where models, tools, sessions, sandboxes, and the UI are Cordis plugins, with npm packages advancing through the v0.1.5-rc line.