Codex CLI vs Gemini CLI

Comparing two coding tools models: features, pricing, pros and cons.

	Codex CLI	Gemini CLI
Provider	OpenAI	Google
Pricing	$20–200/mo	Free tier available
Quality	9.5/10	8.8/10
Speed	8.2/10	8.6/10
Ease of use	7.5/10	7.5/10
Value	5/10	6/10
Tasks	Coding	Coding
Pros	+ Terminal-Bench leader + Tied to GPT-5.6	+ Multimodal agentic tasks + Free/API options
Cons	− Less IDE integration than Cursor	− Younger ecosystem than Cursor/Claude Code

Codex CLI

OpenAI terminal agent on GPT-5.6 Sol/Terra/Luna. Terminal-Bench 2.1 leader.

Google terminal agent on Gemini 3 Pro / 3.5 Flash for multimodal agentic tasks.