OpenAI Codex vs Gemini CLI
A side-by-side comparison to help you choose between OpenAI Codex and Gemini CLI.
| OpenAI Codex | Gemini CLI | |
|---|---|---|
| Description | OpenAI's cloud coding agent that takes on whole tasks — writing features, fixing bugs, opening pull requests — in parallel sandboxes. | Google's open-source terminal coding agent that brings Gemini into your shell with file editing, shell commands and MCP support. |
| Category | AI coding | AI coding |
| Pricing | paid · Included with ChatGPT Plus/Pro plans | free · Free with generous Gemini quota |
| Rating | 4.6 | 4.4 |
| Features | Write new code featuresFix bugs automaticallyCreate pull requestsExecute code in sandboxed environmentUnderstand natural language instructionsSupport multiple programming languages | File editing and modificationShell command executionMCP (Model Context Protocol) supportTerminal integration and autocompleteMulti platform compatibility |
| Website | Visit | Visit |
Template
Run Your Own AI Directory
Everything this site runs on — the directory, the pipelines, the admin console — delivered as one template you deploy and own.
AI Directory Template
Launch price$89 once- Full Next.js source code + 10 pipelines
- Admin console with built-in analytics
- Agent Skills for zero-config setup
- Self-hosted — no recurring platform fees
One-time purchase · License key + GitHub repo access · Deploy on any VPS