[OpenAI · openai.com](<https://openai.com/index/gpt-5-5-instant/>)

# GPT-5.5 Instant: smarter, clearer, and more personalized

GPT-5.5 Instant updates ChatGPT’s default model with smarter, more accurate answers, reduced hallucinations, and improved personalization controls.

1. [New Releases · OpenAI](<https://curation.space/openai/new-releases>)