Data STUDIO

Sep 4, 2026 · Backend Development

DeepSeek Harness Internals: Plugin Architecture, Cordis Events & Agent Loops

This article explores DeepSeek Harness's plugin-centric architecture built on Cordis, detailing its event dispatch modes, seam capability model, agent step/turn lifecycle, built-in presets, custom LLM adapter integration, package conventions, headless and Python SDK usage, session logging guarantees, and safety considerations for experimental use.