Coding AssistantsOpen Source✦ Free Tier

Gemini CLI

Google's open-source terminal AI agent

50,000 stars● Health 80/100 — Active· commit recency (40 pts) · star momentum (30 pts) · issue ratio (20 pts) · forks (10 pts)by googleDev Productivity

About

Google's open-source terminal coding agent powered by Gemini 2.5 Pro. Features a 1M token context window, native MCP server support, and is free to use within Gemini API limits. A direct Claude Code and Aider competitor from Google.

Choose Gemini CLI when…

  • You want a free terminal AI agent with a 1M token context window
  • You're already using Gemini and want CLI-level access
  • You want an OSS Claude Code alternative backed by Google

Builder Slot

Who runs your terminal tasks?Optional for most stacks

A CLI agent you direct to handle multi-step coding tasks autonomously

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Stack Genome Detection

AIchitect's Genome scanner detects Gemini CLI in your project via these signals:

npm packages
@google/gemini-cli
env vars
GEMINI_API_KEY
config files
GEMINI.md.gemini/settings.json

Integrates with (1)

Google Gemini APILLM Infrastructure

Gemini CLI is a direct Gemini API client — completions, tool calls, and multimodal inputs all flow through Google's Gemini endpoint.

Use Gemini from the terminal without writing API client code.

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Alternatives to consider (3)

Pricing

✦ Free tier available
FreeFree (Gemini API limits)

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