Side by side
| Feature | OpenAI Codex | Graphite |
|---|---|---|
| What it does | AI coding agent from OpenAI that handles engineering tasks like bug fixes, refactors, features and code reviews for developers and teams. | AI code review platform for GitHub teams, with stacked PRs, AI reviews, chat and a merge queue to ship code faster. |
| Price from | 71 PLN/mo | 20 USD/mo |
| Free plan | no | trial |
| Platforms | web, chrome, api | web, api, chrome |
| API | not stated | not stated |
OpenAI Codex: key features
- Parallel multi-agent workflows with progress tracking
- Cloud environments for reusable repo setups that keep tasks running
- Automatic pull request reviews with findings and answers to questions
- Plugins to connect Codex to other tools and apps
- Same agent across ChatGPT, IDE extension and CLI, linked to your ChatGPT account
- Refactoring, feature building and test generation
Graphite: key features
- Stacked PRs managed through a CLI and VS Code extension
- AI code review with suggested fixes on every PR
- Graphite Chat for questions, CI fixes and commits inside the PR page
- Stack-aware merge queue that keeps branches green
- Unified inbox with Slack notifications
- Team insights and a CI optimizer
FAQ
Is OpenAI Codex or Graphite better?
It depends on the job - compare prices, free plans and features in the table above.
Are OpenAI Codex and Graphite free?
OpenAI Codex: No - according to the vendor, it is paid only. Graphite: There is a free trial. Hobby plan is free for personal projects with limited AI Reviews and limited Chat, on personal account repos only. Team plan has a free trial, and the homepage mentions a free first 30 days with no credit card required.