OpenAI’s GPT-5.5 Instant just got smarter, but don’t expect a lot of details

Earlier this week, OpenAI announced via release notes that it has updated its most widely used AI model: GPT-5.5 Instant.

I tried ChatGPT after OpenAI's quiet GPT-5.5 update — and I noticed one change almost immediately

OpenAI has given ChatGPT-5.5 an update that makes it easier to talk to, so I tested it out.

OpenAI's updated GPT-5.5 Instant is better at shopping, complex constraints, and understanding user intent — and it's already in the API

OpenAI is moving away from models that require heavy hand-holding and toward systems that can better infer the user’s goal, ...
9to5Mac

OpenAI releases GPT-5.5 Instant update to make ChatGPT smarter with fewer emoji

ChatGPT should feel “smarter and more accurate” starting today, according to OpenAI. That’s because the company is replacing the default model with an update called GPT-5.5 Instant. OpenAI also says ...

OpenAI is making GPT-5.5 Instant 'more fun' to talk to

OpenAI is rolling out improvements to GPT-5.5 Instant that will make it better at handling complex questions and make it more ...
Rolling Out

OpenAI’s GPT-5.5 Instant reduces hallucinations by 52.5%

ChatGPT just got a quieter but significant upgrade, and most users will feel it before they even notice it. OpenAI rolled out GPT-5.5 Instant on Tuesday as the new default model for all ChatGPT users ...
TechCrunch

OpenAI releases GPT-5.5 Instant, a new default model for ChatGPT

On Tuesday, OpenAI released a new foundation model called GPT-5.5 Instant, which will replace GPT-5.3 Instant as the default ChatGPT model. The company said the model reduces hallucination in ...