Gemini CLI
Gemini CLI is Google's open-source terminal-first AI coding agent that runs on the Gemini model family. It lets you generate code, edit codebases, run shell commands, and access Google AI services entirely from your terminal via natural language. Note: being retired June 18, 2026 and replaced by Antigravity CLI.
Free — 1,000 model requests/day for personal Google accounts. No paid tier. Being retired June 18, 2026.
Related platforms
Codex
OpenAI
OpenAI's open-source terminal coding agent powered by GPT models.
Crush
Charmbracelet
Charmbracelet's terminal AI coding agent — model-agnostic, BYOK, FSL licensed.
Mistral Vibe CLI
Mistral AI
Mistral AI's open-source terminal coding agent powered by Devstral models.
OpenCode
Anomaly Innovations (SST)
The most-starred open-source terminal coding agent — BYOK, any model, polished TUI.