Expired50% confidenceFactExact time
The OpenAI Codex extension offers three reasoning levels: Minimal/Low, Medium, and High, with the default set to Medium.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 9/30/2026(expired)
Sources
Related Claims
UnverifiedOpenAI's o series and Soul models typically offer multiple reasoning tiers such as Low, Medium, High, Extra High, and Max.74% similarUnverifiedThe author recommends subscribing to the lowest paid tier of both Claude Code and OpenAI Codex to let them complement each other, noting that OpenAI Codex tends to be more efficient with token usage and has more generous quotas.71% similarUnverifiedOpenAI 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.71% similarUnverifiedThe OpenAI Codex tool family contains four core products: Codex Cloud (remote task execution), Code Review (GitHub PR code review), Codex CLI (local command-line tool), and Codex IDE Extension (IDE extension).69% similarUnverifiedCodex supports the three mainstream large language model providers: OpenAI, Anthropic, and Gemini.67% similar
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