Expired60% confidenceFactTime unknown
Codex internally calls OpenAI's latest reasoning models (such as o3/o4-mini), which have been specially optimized for code understanding and logical reasoning.
2
Sources
60%
Confidence
Medium-term (~90 days)
Relevance
6/2/2026
First Seen
Valid until: 8/31/2026(expired)
Sources
Related Entities
Related Claims
UnverifiedOpenAI offers Codex models with different parameter scales and capability tiers, where lightweight models are suitable for simple code completion and formatting tasks, and high-parameter models perform better in complex logical reasoning, multi-file refactoring, and architecture design.79% similarUnverifiedo4-mini is the lightweight version of OpenAI's reasoning model series that significantly reduces inference latency and computational cost while maintaining high code generation quality.78% similarUnverified限量预览模式延续了 OpenAI 在 o1、o3 等推理模型上的渐进式发布策略78% similar
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