Unverified60% confidenceFactExact time
Codex Ultra is a special enhanced mode that must be manually selected in the interface, and the system will warn that it will consume a large number of tokens.
2
Sources
60%
Confidence
Medium-term (~90 days)
Relevance
7/19/2026
First Seen
Valid until: 10/17/2026
Sources
Codex vs Fable：AI Agent谁更会发现真正痛点
Related Claims
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