OpenAI let ChatGPT plan a launch party at its San Francisco headquarters to celebrate its latest model release. Here's what it was like inside.

Sam Altman asked GPT what it would like for its launch celebration. Its suggestions included toasts from its creators (but not the AI itself).

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

If you thought ChatGPT was just a search engine replacement, OpenAI's May 2026 updates prove you were wrong. With the launch of GPT-5.5, a revamped File Library, and a new self-serve advertising ...

OpenAI Launches GPT-5, a Potential Barometer for Whether AI Hype Is Justified OpenAI on Thursday released the fifth generation of the artificial intelligence technology that powers ChatGPT, a product ...

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, DeepSeek and Anthropic are at the forefront of a rapidly evolving AI landscape, each making strides to secure their position in a competitive market. In a recent overview by Universe of AI, ...

Credit: VentureBeat made with OpenAI ChatGPT Images 2.0 After months of rumors and reports that OpenAI was developing a new, more powerful AI large language model for use in ChatGPT and through its ...

OpenAI’s GPT-5.5 Instant is now ChatGPT’s default model, promising fewer hallucinations, shorter answers, better memory controls, and clearer chats.