OpenAI updates GPT-5.5 Instant to make ChatGPT more fun to talk to and better at understanding intent
OpenAI has released a new version of GPT-5.5 Instant, its most-used ChatGPT model, with improvements focused on conversational quality rather than raw intelligence. The updated ChatGPT model better understands user intent and delivers more natural and engaging responses, especially for advice, shopping, and local recommendations.