▸ Widely regarded as the benchmark terminal agent.
Anthropic's agentic coding tool that edits files and runs commands in your terminal/IDE.
Quick answer: Best overall to use a coding agent from the terminal: Claude Code. Widely regarded as the benchmark terminal agent. Runner-up: OpenAI Codex (Open-source Codex CLI included with ChatGPT plans). Also strong: Gemini CLI. We list 7 tools below, ranked by quality and fit.
CLI agents that read your repo, edit files and run commands.
▸ Widely regarded as the benchmark terminal agent.
Anthropic's agentic coding tool that edits files and runs commands in your terminal/IDE.
▸ Open-source Codex CLI included with ChatGPT plans.
OpenAI's coding agent across CLI, IDE and cloud.
▸ Generous free tier with Gemini models.
Google's open-source AI agent for the terminal.
▸ Opinionated, high-capability agent with thread sharing.
Frontier coding agent and environment (spun out of Sourcegraph) with unattended runs in cloud "orbs".
▸ Droid CLI runs in any terminal.
Agent-native development with 'Droids' that automate coding, testing and deployment.
▸ Lightweight, git-native, works with almost any LLM.
Open-source AI pair programming in your terminal with git integration.
▸ Terminal-native agents with a great UX.
Agentic development environment built on a modern terminal, with cloud agents and "factories".
More in Vibe Coding.