The UK government aims to expand AI use in government services like justice and education, building on its January launch of “Humphrey,” powered by OpenAI’s GPT-4o.

OpenAI is the world’s third-most-valuable private company—valued at $300 billion in its latest fundraise in March 2025, and it’s “marching to the beat of its own disruption drum,” according to JPMorgan.

The firm is beginning by focusing on sectors where private companies have a substantial influence. It’s standard practice for investment banks to compile research into publicly-traded companies—but now JPMorgan Chase & Co. is expanding its analysis to also cover certain private firms, Bloomberg reported late last week .

OpenAI, the firm behind ChatGPT, has signed a deal to use artificial intelligence (AI) to increase productivity in the UK's public services, the government has announced.

OpenAI recently revealed to Axios that its AI chatbot now handles more than 2.5 billion user prompts per day worldwide, a remarkable leap from just 1 billion daily queries in December 2024. And of that figure, around 330 million prompts come from U.S.-based users alone.

Researchers are urging developers to prioritize research into “chain-of-thought” processes, which provide a window into how AI systems make decisions.

OpenAI and Google's AI models achieved impressive results in a difficult math competition, but disputed how the other got their score.

Simo will soon be OpenAI’s CEO of Applications. She sees AI as being especially impactful in business and healthcare.