Updated March 10, 2026
Gemini CLI is Google's open-source AI agent for the terminal, with Gemini models, a 1M token context window, MCP support, and a free tier.
Supermaven is an ultra-fast AI code completion tool with a 1M token context window.
Core capabilities each platform advertises.
What each tool does well, and the limitations to keep in mind.
Pros
Cons
Pros
Cons
Choose Gemini CLI if you wantChoose if you want
Choose Supermaven if you wantChoose if you want
Respan lets you trace LLM and agent calls across any model or framework, A/B test prompts on production traffic, and route requests across 1,000+ models through one gateway.
Try Respan free