Expired50% confidenceFactExact time
The 'Instant' suffix in OpenAI model names denotes a lightweight version optimized for response speed and conciseness, complementing the 'Thinking' deep reasoning variant.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
AI Aggregator Platforms Tested: A Complete Guide to Using GPT 5.5 and Other Top Models for Free
bilibili郭默岩6/2/2026
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