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OpenAI Codex CLI alternatives

8 alternatives to OpenAI Codex CLI, each with what it shares — capabilities, price, free plan — read from the makers' pages.

OpenAI's open-source coding agent runs in your terminal to inspect, modify, test, and review code locally.

• Gemini CLI

  Both: command line, vs code · both have a free plan · the same starting price, $4/mo

• Claude Code

  Both: command line, vs code · both have a free plan

• Open Interpreter

  Both: command line · both have a free plan

• Codebuff

  Both: command line

• GitHub Copilot

  Both: command line, vs code · both have a free plan

• Aider

  Both: command line · both have a free plan

• Cline

  Both: command line, vs code · both have a free plan

• Crush

  Both: coding agent, developer tools, cli