OpenAI released GPT-5.5 in May 2026, calling it the most capable AI model the company has ever built. The new model sits above GPT-4o and the earlier GPT-5 in OpenAI’s lineup, and the company is ...

GPT-5.5 Instant is OpenAIs latest lightweight AI model built for quick and efficient interactions inside ChatGPT.

If you've been using ChatGPT for months, you might notice that your old 'perfect' prompts are suddenly yielding vague or generic answers. The release of GPT-5.5 in April 2026 fundamentally changed how ...

We’re now into the third year of the AI boom, and industry leaders are showing no signs of slowing down, pushing out newer and (presumably) more capable models on a regular basis. ChatGPT, of course, ...