The new GPT-5.5 Instant model will replace GPT-3.5 Instant as the default model for ChatGPT ...

OpenAI Group PBC today launched a new large language model that it says is more adept at automating work tasks than its earlier algorithms. GPT-5.4 is available in ChatGPT, the Codex programming tool ...

On Thursday, OpenAI announced GPT-5 and three variants—GPT-5 Pro, GPT-5 mini, and GPT-5 nano—what the company calls its “best AI system yet,” with availability for some of the models across all ...

OpenAI has rolled out GPT-5.5 Instant as the new default model for ChatGPT, replacing GPT-5.3 Instant. The update delivers faster, more concise, and more accurate responses, with a 52.5% reduction in ...

The AI updates aren't slowing down. Literally two days after OpenAI launched a new underlying AI model for ChatGPT called GPT-5.3 Instant, the company has unveiled another, even more massive upgrade: ...

Master ChatGPT 5.5 with this comprehensive beginner guide. Discover how to use the Codex app to build spreadsheets, ...

GPT-5.4's 83% score suggests AI rivals expert professionals. Tests span nine industries and 44 real-world occupations. New capabilities boost coding, tools, and computer control. It seems like only ...

GPT-5.5 lands seven weeks after the release of GPT-5.4, which arrived on March 5. OpenAI says the newest model “understands what you’re trying to do faster” and that it can “carry more of the work ...

Today Microsoft is incorporating GPT-5, OpenAI’s best AI system to date, into a wide variety of its products, to bring new reasoning capabilities and improvements to coding and chat across its ...

OpenAI has sent out emails notifying API customers that its chatgpt-4o-latest model will be retired from the developer platform in mid-February 2026. Access to the model is scheduled to end on ...

OpenAI has begun rolling out GPT-5, the latest iteration of its flagship language model, to all ChatGPT users. The company’s CEO Sam Altman called GPT-5 “a significant step along the path to AGI” ...