Unverified50% confidenceFactExact time

Codex CLI默认使用的模型为GPT-5 Codex（Medium Reasoning）

1

Sources

50%

Confidence

Medium-term (~90 days)

Relevance

7/2/2026

First Seen

Valid until: 9/30/2026

Sources

OpenAI Codex CLI内置命令与会话恢复完全指南

bilibili晟6668886/6/2026

Related Claims

UnverifiedCodex IDE扩展默认使用GPT-5 Codex（Medium Reasoning）模型，该模型推理能力强但速度较慢84% similar UnverifiedCodex CLI目前支持GPT-5模型，并提供4种不同的思考深度级别82% similar UnverifiedThe course author uses the GPT 5.3 Codex model with high reasoning level enabled in Pi80% similar VerifiedCodex桌面端支持选择GPT-5.5模型78% similar

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