OpenAI · Coding agent
Is Codex with a commercial ChatGPT plan FedRAMP authorized? Can I use it with CUI?
Can I use it with CUI?
Only in a separate environment
Codex signed in to a regular Plus, Pro, Business or Enterprise workspace runs outside the FedRAMP boundary. Use it only through a FedRAMP workspace or FedRAMP API organization for CUI.
Checked Oct 17, 2026
The facts
- FedRAMP status
- Not listed
- FedRAMP level
- None
- Marketplace detail
- Commercial Codex sign-in is not the FedRAMP offering
- DoD Impact Level
- Not established
- GSA OneGov deal
- No (not on the GSA lists we checked)
- FedRAMP Marketplace package
- None
Notes
Same tool, different boundary: what matters is which workspace or API organization it signs in to.
Not legal advice. A CUI answer here describes what public authorization records say, not whether your specific contract, data or configuration is compliant. Confirm with your contracting officer, assessor or counsel.
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Questions that cover Codex with a commercial ChatGPT plan
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