First run

Run it first, then learn the details

Take the shortest reliable path from the Web UI and model credentials to common troubleshooting.

Follow the learning path

Every page states its applicable version, verification date, and primary sources.

04 guides

Start6 min read

Understand the role of DeepSeek Harness through its model, tools, permissions, sessions, and agent loop.

Official factRead

Start10 min read

Start DeepSeek Harness from npm or source, configure a model, select a workspace, and complete a first task.

Locally testedRead

Start9 min read

Understand credential storage, resolution precedence, custom providers, and OpenAI-compatible endpoint boundaries.

Official factRead

Start8 min read

Diagnose ports, build artifacts, credentials, models, patches, and Headless arguments without exposing sensitive information.

Official factRead