OpenAI · Coding agent

Is Codex (desktop app and CLI) signed in to a FedRAMP workspace FedRAMP authorized? Can I use it with CUI?

Can I use it with CUI?

Yes, with conditions

OpenAI documents Codex desktop and Codex CLI use with a FedRAMP ChatGPT workspace or a FedRAMP API key, with minimum client versions and a managed requirements.toml. Only models available in the FedRAMP environment can be used.

Checked Oct 17, 2026

The facts

FedRAMP status
Authorizedsource: fedramp.gov
FedRAMP level
Moderatesource: fedramp.gov
Marketplace detail
Covered when used with a FedRAMP ChatGPT workspace or a FedRAMP-enabled API organizationsource: fedramp.gov
DoD Impact Level
Not established
GSA OneGov deal
Yessource: gsa.gov
FedRAMP Marketplace package
FR2533155773source: fedramp.gov

Notes

Requires desktop app 26.1002.51308+ or Codex CLI 0.162.0+. Admins enable Codex Local access in the FedRAMP workspace.

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.

Questions that cover Codex (desktop app and CLI) signed in to a FedRAMP workspace