Expired50% confidenceFactTime unknown
GPT-5.1 extends the context activation duration to 24 hours, and the price of cached tokens has been significantly reduced.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
Related Claims
UnverifiedGPT-5.6 adds the ability to manually specify cache points, with the cache lifetime extended to 30 minutes.81% similarUnverifiedGPT-5.6 can allow a large task to run continuously for more than 20 hours without any intervention until completion.72% similarUnverifiedIn a 40-hour long-task test, GPT-5.6 was able to work continuously for extended periods without losing its objective, as long as the task boundaries were clearly defined.68% similarUnverifiedClaude or GPT-4 may need 30 seconds or even longer when handling complex multi-file refactoring tasks67% similar
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