DeepSeek Harness went from nothing to 150,000 GitHub stars in days, it's MIT licensed, and the plugin system is insane.
You can rip out the core, swap the model for Claude or OpenAI, and build your own tooling. Worth a look if Claude Code is your daily driver.
Keep your setup. Add Claude Opus 5, GPT-5.6, Gemini 3.7 Flash, Grok 4.6, Kimi K3, GLM 5.3, DeepSeek V4 Pro, Qwen3.8 Max and more leading models.
3/ the API is included too
This is the part developers will probably find more interesting. The access isn’t restricted to chat interface. Developers can create an API Key and make live calls to DeepSeek-V4-Flash without first recharging the account.
2/ web chat access
Makes DeepSeek-V4-Flash available directly through its model selection. It can be used for everyday tasks such as: → Coding assistance → Content generation → General questions → Long-text analysis So if you’re just looking to see
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