Best CLI for AI Agents: Claude Code vs Codex vs Gemini CLI

https://www.skool.com/agentskillsacademy/about If you typed best cli for ai agents because the tool pile will not stop growing, this Short gives you a job-match frame, not a forever crown. Claude Code, Codex, and Gemini CLI all show up as Agent Skills clients on agentskills.io. Same skill container: a folder plus a SKILL.md. Install paths change by host (.claude/skills, .agents/skills, .gemini/skills), so the skill you build ports even when the seat changes. Some operators who ship already split the work, running Codex on browser tasks while Claude handles the logic calls. That is their spli