DeepSeek Harness developer preview
DeepSeek Harness is an open-source agent runtime for developers building and operating AI agents. Its plugin architecture supports interchangeable models, tools, skills, sessions, sandboxes, storage, loops, scheduling, and UI components, with configuration-based composition.
Open SourceMITWebSelf-hostedCLI
38.6kstars
3.0kforks
10features
2026since
Overview
10 featuresIn the Frameworks & runtimes space, DeepSeek Harness developer preview takes a focused approach. It focuses on building configurable AI agents that can use tools, manage sessions, and operate in real-world environments. It is built as an open-source project for AI agent developers. DeepSeek Harness developer preview is open source under the MIT license. It ships for the web and the command line, and it can be self-hosted.
Behind DeepSeek Harness developer preview is DeepSeek AI, and it first shipped in 2026. The project is developed in the open on GitHub with 38.6k stars and 12.3k commits in the last 90 days. Key capabilities include plugin architecture, model swapping, and tool integration. The interface is available in English and Chinese. DeepSeek Harness developer preview is currently in beta.
Summary written by a language model from the project’s public pages.
- Plugin architecture
- Model swapping
- Tool integration
- Skill management
- Session management
- Sandbox support
- Persistent storage
- Task scheduling
- Web UI
- Run tracing
Tags
agent-runtimeplugin-architectureagent-harnesscordis-kernelself-hosted-agents
Built with & integrations
Framework
Next.js
Hosting
AWS
Connectors
github
Runs on
BrowserSelf-hostedCLI
Detected from
- AWS
- x-amz-cf-id header · x-amz-cf-pop header · via header
- Next.js
- /_next/static/ in the HTML · __next_f in the HTML
Trust & compliance
License
MIT
Verified signals
Legal
Indexing history
1What PulseGate has recorded for this listing
- Indexed13 Aug · 21:59 UTCDeepSeek Harness official website launched verified against its public sourceSource: PulseGate · Open
Frequently asked questions about DeepSeek Harness developer preview
- What is DeepSeek Harness developer preview?
- DeepSeek Harness developer preview focuses on building configurable AI agents that can use tools, manage sessions, and operate in real-world environments. It is catalogued under Frameworks & runtimes on PulseGate.
- Who should use DeepSeek Harness developer preview?
- DeepSeek Harness developer preview is an open-source project built for AI agent developers.
- Is DeepSeek Harness developer preview free?
- Yes — DeepSeek Harness developer preview is open source under the MIT license and free to use.
- What platforms does DeepSeek Harness developer preview run on?
- DeepSeek Harness developer preview runs on the web and the command line. It can also be self-hosted.
- Is DeepSeek Harness developer preview still active?
- The GitHub repository shows 12.3k commits in the last 90 days.
- What projects are similar to DeepSeek Harness developer preview?
- Similar projects tracked by PulseGate include DeepSeek, DeepSeek, and DeepSeek V4 Pro.DeepSeekDeepSeekDeepSeek V4 Pro
- Who makes DeepSeek Harness developer preview?
- DeepSeek Harness developer preview is developed by DeepSeek AI.
- How long has DeepSeek Harness developer preview been around?
- DeepSeek Harness developer preview first shipped in 2026.
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