GPT-5.5 by OpenAI

GPT-5.5 by OpenAI

GPT-5.5 by OpenAI

OpenAI's smartest and most intuitive to use model yet

AI/MLFree· 2 upvotes

About GPT-5.5 by OpenAI

Advanced AI model for coding, research, and data analysis. Handles complex multi-step workflows with autonomy and efficiency.


GPT-5.5 is OpenAI’s most advanced model yet, designed to handle real-world work with greater autonomy, speed, and efficiency. It excels at coding, research, data analysis, and task execution — planning, using tools, and iterating with minimal guidance — making it a powerful partner for complex, multi-step workflows.

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Launched 4/27/2026