Lab system cards and frameworks · System card · OpenAI

Addendum to o3 and o4-mini system card: Codex

16 May 2025

Outline · 5 paragraphs

Addendum to OpenAI o3 and o4-mini system card: Codex¶1

How to cite

A citation names the document, the version and the place.

openai:o3-o4-mini-codex-system-card-addendum/r1/b1

https://safetypage.noahairmet.com/d/openai/o3-o4-mini-codex-system-card-addendum/r1/b1

BibTeX

@misc{openai2025,
  title = {Addendum to o3 and o4-mini system card: Codex},
  author = {{OpenAI}},
  year = {2025},
  url = {https://openai.com/index/o3-o4-mini-codex-system-card-addendum/}
}

Versions

Version	Published	Read
r1 latest	16 May 2025	At source

Licence

So you: Search it, cite it and check quotes here; read it at its source
Evidence: Read by hand: https://openai.com/policies/terms-of-use/ (site footer "OpenAI © 2015–2026"); no open licence on the page.
Read at: openai.com/index/o3-o4-mini-codex-system-card-addendum/, 10 Nov 2026