Gemini CLI

Google's open-source terminal agent, wired to Gemini models and MCP servers.

Free tier Open source; free tier with a personal Google account, API pricing beyond it Verified 2026-11-09 open-sourcecligoogle

Use it for

Shell-first work where you already have a Gemini API key or a Google Cloud project

Skip it if

Repositories you cannot send to a hosted model; there is no local-only mode

A terminal agent from Google that reads the working directory, runs commands, and can attach MCP servers for extra tools. It is deliberately scriptable: the same binary works interactively or inside a pipeline. The practical limit is the model endpoint — everything it reads leaves the machine.

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