OpenAI Codex CLI vs OpenCode
A side-by-side comparison of OpenAI Codex CLI and OpenCode, two IDE tools, drawn from Ignaite's continuously-verified listings.
Compared from listings verified as of
OpenCode
IDEThe open-source, provider-agnostic AI coding agent for your terminal, IDE, or desktop.
View OpenCodeAt a glance
| Attribute | OpenAI Codex CLI | OpenCode |
|---|---|---|
| Category | IDE | IDE |
| Pricing | FREEMIUM | FREEMIUM |
| License | Open core | Open core |
| Deployment | Local | Local |
| Platforms (differs) | CLI, macOS, Linux, Windows | CLI, macOS, Windows, Linux, VS Code extension |
| Model support (differs) | Single model (proprietary) | Model-agnostic |
| Vendor (differs) | OpenAI | Anomaly |
The honest brief
OpenAI Codex CLI
Open-source Rust rewrite of OpenAI's terminal coding agent; sign in with a paid ChatGPT plan or bring your own API key.
- Runs locally in your terminal
- Fast Rust implementation
- MCP tools and parallel subagents
- Reviewable conversational edit loop
- Best with OpenAI/GPT models
- Terminal-only, no full IDE
- Newer than rival CLIs
OpenCode
Fully open-source and provider-agnostic where most agent CLIs are vendor-locked — swap among 75+ providers, including local models.
- Fully open source
- Swap among many providers and local models
- Terminal, desktop, and IDE surfaces
- No code stored on external servers
- Quality varies with chosen model
- Fast-moving, frequent releases
- Zen's curated models cost extra