Keen Code vs. Prime Agent

Feature	Keen Code	Prime Agent

Tagline	Terminal coding agent in Go with a deliberately lean tool set	Model-agnostic terminal coding agent built on a persistent IPython runtime
Website	https://mochow13.github.io/keen-code/	https://www.primeintellect.ai/blog/prime-agent
Language	go	typescript
Release Date	February 16, 2026	May 8, 2026
Last Updated	September 4, 2026	September 4, 2026
Provider Type	Independent	AI Lab
MCP Support	Yes	Yes
Multi-Agent Support	Yes	Yes
Git Integration	basic	basic
Multi-File Editing	Yes	Yes
Auto Test Running	Yes	No
Sandbox / Permissions	Yes	No
Image / Multimodal Input	No	Yes
Voice Mode	No	No
IDE Integration	None - terminal only	Zed, VS Code (via ACP)
Hooks / Extensions	No	Yes
Web Search	No	No
Local Model Support	Yes	Yes
Context Window	Model-dependent; auto-compaction	Model-dependent
Supported Models	Anthropic, OpenAI, Codex via ChatGPT OAuth, Google AI, Moonshot Kimi, Z.ai GLM, DeepSeek, MiniMax, Amazon Bedrock, OpenCode Go, plus any OpenAI-compatible endpoint	20+ providers: Claude, GPT, Gemini, Mistral, Groq, Cerebras, xAI, DeepSeek, MiniMax, Xiaomi MiMo, Bedrock, Ollama, vLLM, LM Studio
Supported Subscriptions	ChatGPT	ChatGPT Claude Code GitHub Copilot
Pricing Model	Free, BYOK	Free, Subscription, BYOK
Free Tier	Yes	Yes
Price Range	Free (BYOK)	Free (BYOK)
Source Code Availability	Open Source (MIT)	Open Source (MIT)
Source Code	https://github.com/mochow13/keen-code	https://github.com/PrimeIntellect-ai/prime-agent
Development State	active	active