Unverified50% confidenceFactExact time
Codex thinking intensity has four levels—low, medium, high, and ultra-high—along with two speed modes, standard and fast; fast mode is approximately 1.5 times faster than standard but consumes more quota.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/11/2026
First Seen
Valid until: 1/9/2027
Sources
Related Entities
Related Claims
UnverifiedCodex offers reasoning effort levels ranging from medium and high to extra high and ultra, with higher intensity requiring more time.76% similarUnverifiedSome users have noted that Astra in High mode is already very fast—much faster than Sol—and do not consider the 2x speed worth the extra quota consumption.67% similarUnverifiedWhen the base speed is already fast enough, the experience improvement gained from additionally enabling 2x speed is subject to diminishing marginal returns.67% similar
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