On Monday, 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 sensitive ...

GPT-5.5-Cyber scales up the latest model released by OpenAI two weeks ago and will only be available initially to vetted cybersecurity professionals.

OpenAI unveiled on Wednesday ChatGPT for Clinicians, a version of ChatGPT designed to support clinical tasks like documentation and medical research. The AI company says it's making the AI tool free ...

OpenAI Group PBC is replacing the default model in ChatGPT with the launch of GPT-5.5 Instant, claiming users will notice fewer hallucinations when it’s discussing “sensitive topics” such as finance, ...

OpenAI (OPENAI) said on Tuesday that its GPT-5.5 Instant model would become its default model for its near-ubiquitous ChatGPT chatbot as it keeps improving the app. “Because Instant is the daily ...