OpenAI says its latest model offers increased capabilities across a broad variety of categories.

In a pre-release briefing, Open AI president and cofounder Greg Brockman said that GPT-5.5 is “way more intuitive to use,” ...

OpenAI is capping off a busy week of announcements with the release of GPT-5.5, its latest model upgrade for ChatGPT and Codex. The company calls its new model “a new class of i ...

OpenAI’s GPT-5.5 appears in Codex leak, fueling release speculation as Sam Altman’s “Thursday tease” response intensifies ...

OpenAI has launched GPT-5.5, focusing on improving ChatGPT’s ability to handle complex tasks and real-world workflows.

OpenAI has released GPT-5.5, a major upgrade designed to handle full workflows with minimal human input, moving beyond simple chat responses to agentic task execution. The model can plan, act, and ...

OpenAI has launched GPT-5.5, enhancing ChatGPT with better multi-step reasoning, context retention, and integrated tool use, just as AI streaming tools mature into full production assistants. The ...

Described by OpenAI as a new model tuned for defensive cybersecurity tasks, GPT-5.4-Cyber is being offered first to vetted ...