Codex

OpenAI's terminal coding agent. The **harness** is the sandboxed tool-call loop with multi-provider support; the CLI is the shell. Reference implementation for "official CLI that ships code."

Stars

92.4k

Adoption surface

slightly complex

Autonomy

bounded

Recovery

resumable

License

✅ open-source

Category

Coding agent products (IDEs, CLIs, full suites)

Repository ↗ Example: Sandboxing concept ↗

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