Introducing GPT-5.5

OpenAI announced GPT-5.5, described as their smartest, faster, and more capable model for complex tasks such as coding, research, and data analysis across tools.

From the source
Introducing GPT-5.5, our smartest model yet—faster, more capable, and built for complex tasks like coding, research, and data analysis across tools.
openai.com

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Announced: 23 Apr 2026 11:00 UTC
Detected: 03 Aug 2026 21:11 UTC (+102d after)

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