OpenAI Codex
Overview
Section titled “Overview”| Company | OpenAI |
| Type | Cloud agent |
| Pricing | Usage-based (ChatGPT Pro/Team) |
| Protocol | Custom |
| Config Formats | AGENTS.md |
| Website | openai.com/codex |
What It Does
Section titled “What It Does”OpenAI Codex is a cloud-based coding agent that runs in a sandboxed environment. It can work on multiple tasks in parallel, each in its own isolated container.
Key Strengths
Section titled “Key Strengths”- Cloud sandboxing: Each task runs in an isolated environment
- Parallel execution: Work on multiple tasks simultaneously
- GitHub integration: Creates PRs, responds to issues
- AGENTS.md native: One of the original drivers of the AGENTS.md standard
Best For
Section titled “Best For”- Teams wanting to delegate routine coding tasks
- Parallel bug fixing across multiple issues
- Organizations using ChatGPT Team/Enterprise