Gemini CLI vs OpenAI Codex CLI

A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.

Gemini CLI Google's open-source AI coding agent that runs Gemini directly in your... Visit OpenAI Codex CLI OpenAI's open-source terminal coding agent, now on GPT-5.3-Codex. Visit
RECATOOLS Score 8 / 10 8.2 / 10
Capability 8.5
Value for money 7.5
Ease of use 7.5
ASEAN readiness 6.5
API quality 8
Pricing Freemium Freemium
Free tier 60 requests/min and 1,000 requests/day free with a personal Google account (Gemini 2.5 Pro).
Paid from Usage-based via Google AI Studio / Vertex AI API keys for higher limits.
Has API
Open source
Free to use
Users 100K+ GitHub stars
Founded
Maker Google
Verdict

What this is for: Running an AI coding agent in your terminal to read and edit code, run tools, and automate multi-step development tasks. Who this is for: Developers who live in the terminal and want a free, open-sourc...

Codex CLI has scaled into a real Claude Code rival: it is among the most-followed repositories OpenAI runs, and the tool now ships baked into every ChatGPT tier, including Free. Reddit sentiment leans toward Codex for to...

Full review → Full review →
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Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.