Unverified50% confidenceFactExact time
OpenAI's Decisions API requires only 150 milliseconds per judgment and uses Luna, the smallest model in the GPT-6 family.
1
Sources
50%
Confidence
Short-term (~14 days)
Relevance
10/22/2026
First Seen
Valid until: 11/5/2026
Sources
Related Entities
Related Claims
UnverifiedOpenAI launched the Decisions API, which uses GPT-6 Luna for single-step judgment and returns answers in 150 milliseconds—approximately 10 times faster than standard calls—and is currently in limited preview.78% similarUnverifiedIn this round of testing, GPT-6 used a lightweight/low-compute tier within its series, and OpenAI acknowledged that this tier's reasoning depth may not reach that of the minimum thinking tier of the previous generation model.66% similarUnverifiedOpenAI has released a usage guide for the GPT-6 series, introducing how to choose among the three models—Astra, Solo, and Luna—based on task requirements, and how to adjust reasoning levels and speed modes.64% similarUnverifiedOpenAI's ChatGPT Plus has usage frequency limits for GPT-4o, and exceeding them results in a downgrade to a lighter model.64% similar
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