codex-mini

Published

May 16, 2025

codex-mini is an AI model developed by OpenAI (United States), first published in May 2025. It works in the language domain, on tasks such as code generation.

Epoch AI has no training-compute estimate for this model.

Access: API access. Its weights are not openly released. It is built on top of o4-mini.

Full record

Organization: OpenAI
Country of organization: United States
Domain: Language
Task: Code generation
Model accessibility: API access
Open weights: No
Base model: o4-mini