FAQ
Common questions about GPT-5.5.
What is the GPT-5.5 release date?
GPT-5.5 was released on April 23, 2026 by OpenAI.
Who created GPT-5.5?
GPT-5.5 was created by OpenAI.
What is the license for GPT-5.5?
GPT-5.5 is released under the Proprietary license.
What is the knowledge cutoff date for GPT-5.5?
GPT-5.5 has a knowledge cutoff of December 2025. This means the model was trained on data up to this date and may not have information about events after this time.
Is GPT-5.5 multimodal?
Yes, GPT-5.5 is a multimodal model that can process both text and images as input.