OpenAI Codex
OpenAI's 2025 coding agent (the new Codex, distinct from the deprecated 2021 model). Cloud task-runner pattern: hand it a multi-step task, it works in a sandbox and returns a PR.
Overview
OpenAI's 2025 coding agent (the new Codex, distinct from the deprecated 2021 model). Cloud task-runner pattern: hand it a multi-step task, it works in a sandbox and returns a PR.
Pros
- Cloud task-runner pattern
- OpenAI ecosystem
- Strong on multi-step planning
Cons
- Closed source
- Cloud-only
- Pricing competes with Claude Code
Compatibility
| Operating systems | macOS Linux Windows |
| GPU backends | n/a (uses cloud) |
| License | Closed source · subscription / API |
Runtime health
Operator-grade signals on how actively OpenAI Codex is being maintained, how fresh its measurements are, and what failure classes operators have flagged. Every label below is anchored to a real date or count — we never infer maintainer activity we can't show.
Release cadence
Derived from the most recent editorial signal on this row.
6 days since last refresh · source: lastUpdated
Benchmark freshness
How recent the editorial measurements on this runtime are.
No editorial benchmarks for this runtime yet.
Community reproduction
Submissions that match an editorial measurement on similar hardware.
No community reproductions on file yet.
Ecosystem stability
Editorial rating from RunLocalAI — qualitative, not measured.
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Frequently asked
Is OpenAI Codex free?
What operating systems does OpenAI Codex support?
Does OpenAI Codex need a GPU?
Reviewed by RunLocalAI Editorial. See our editorial policy for how we evaluate tools.
Related — keep moving
Verify OpenAI Codex runs on your specific hardware before committing money.