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

OpenAI announced GPT-5.5, its latest AI model that is better at coding, using computers and pursuing deeper research capabilities. The launch comes just weeks after Anthropic unveiled Claude Mythos ...

OpenAI has launched GPT-5.5 Instant as the new default ChatGPT model, offering reduced hallucinations in critical fields like ...

Musk v. Altman puts OpenAI’s $130 billion foundation, Microsoft partnership and nonprofit mission on trial as IPO questions ...

OpenAI’s non-profit arm has revealed its plans to tackle “humanity’s hardest problems.” The OpenAI Foundation has announced a sweeping range of investment and research goals, from building safeguards ...

OpenAI says its safeguards “sufficiently reduce cyber risk” for now, while GPT-5.4-Cyber is a new cybersecurity-focused model.

Court documents from the Musk v. Altman trial show the University of Michigan invested $20M in OpenAI before ChatGPT. The stake now has a target redemption of $2B.

OpenAI Foundation, the nonprofit that controls the artificial intelligence company OpenAI and its flagship product ChatGPT, pledged Tuesday to grant out $1 billion over the next year and to build up ...

OpenAI, Anthropic, and Block have teamed up to co-found a new foundation that promises to help standardize the development of AI agents. The new Agentic AI Foundation (AAIF) will operate under the ...