Try / Developer tools
Codex
OpenAI's coding agent for delegating software tasks, code review, debugging, and repository-aware implementation work.
A serious pilot candidate for engineering teams that want agentic implementation help, with repository access and review rules treated as the main buying decision.
Pricing
Pilot on low-risk repositories before buying broader access. Team or enterprise plans matter when admin controls, connector policy, data handling, and higher usage limits are required. Needs manual review for current plan availability and limits.
- Free plan
- Available with limited access
- Starting price
- Available through ChatGPT plans; exact usage limits and included access need manual review
Pricing checked 2026-06-27
Best for
- Codebase tasks
- Bug investigation
- Code review assistance
- Parallel engineering work
Not good for
- Repositories that cannot be accessed by an AI coding agent
- Teams without tests, branch protection, and reviewer ownership
- Non-engineering teams that only need writing or research support
Alternatives
- GitHub Copilot
- Cursor
- Linear AI
Workflow fit
- Agentic coding
- Code review summaries
- Developer onboarding
Related guidance
Related comparisons
- Codex vs GitHub Copilot
A coding-workflow comparison for teams deciding between delegating work to an AI coding agent and adopting GitHub-native coding assistance.
Related workflows
- AI Tools for Engineering Managers
A starter AI stack for engineering managers balancing planning, code context, research, and team communication.
- AI Tools for Code Review Summaries
A code-review summary stack for engineering teams that want clearer pull request context without weakening review standards.
Last updated 2026-06-27