Codex CLI vs Open Code Review
A side-by-side comparison of features, pricing, and characteristics.
Codex CLI
An open-source, terminal-based AI coding agent by OpenAI that automates repository tasks, reviews pull requests, and runs tests in sandboxed environments.
Read the full reviewOpen Code Review
Open-source CLI that combines deterministic pipelines and LLM agents to deliver precise, repository-aware code reviews.
Read the full review| Attribute | Codex CLI | Open Code Review |
|---|---|---|
| Pricing type | Free + paid (from $20/mo) | Free |
| Korean support | No | No |
| Platforms | macOS, Linux, Windows (WSL2) | Linux, macOS, Windows, GitHub Actions, GitLab CI, Gerrit, Visual Studio Code |
| Open source | Yes | Yes |
| API available | - | - |
| SDK | - | - |
| LLM-based | - | - |
| Multimodal | - | - |
| AI model | GPT, Codex | OpenAI-compatible models, Anthropic models, Google Gemini, Amazon Bedrock models, Azure OpenAI models |
| GitHub Stars | 122.0K | 22.0K |
| Vendor | OpenAI | Alibaba Group |
| Category | Developer Tools | Developer Tools |
| Details | View | View |
Codex CLI key features
- Terminal-based execution (CLI)
- Execution in an isolated cloud sandbox
- Natural language-based code generation and editing
- Automated testing and debugging loop
- Git and GitHub workflow integration (automatic PR generation)
- Custom skill expansion (SKILL.md)
Open Code Review key features
- Git diff, commit, branch, and full file reviews
- Generation of precise line-by-line review comments
- Deterministic file selection and file batch processing
- Built-in and custom review rules
- Repository context search and agent-based analysis
- CI/CD integration