The 10 most important AI stories of December 2, 2025, hand-curated from the day's coverage. Every story links to its primary source.
OpenAI Chief Executive Officer Sam Altman is declaring a "code red" to speed up improvements to ChatGPT, the Information reported. Altman on Monday called for a "surge" to improve ChatGPT while delaying progress on other efforts such as autonomous AI agents and advertising. Tom Mackenzie reports on Bloomberg Television. (Source: Bloomberg)
Anthropic has acquired Bun, a maker of software used to run and manage code more efficiently, marking Anthropic's first acquisition. The deal comes as Claude Code hits $1 billion in annualized revenue, representing a major milestone for Anthropic's developer-focused AI products.
Amazon.com Inc.'s cloud unit raced to get the latest version of its artificial intelligence chip to market, renewing efforts to sell hardware capable of rivaling products from Nvidia Corp. and Google.
OpenAI is developing a new large language model codenamed Garlic that outperforms Gemini 3 and Claude Opus 4.5 in coding and reasoning tasks, according to internal evaluations. This comes as OpenAI appears to fall behind Google in AI development, with Garlic representing OpenAI's fight back.
Mistral AI, Europe's leading artificial intelligence startup, released its next generation of models pitched as more adaptable than alternatives from larger rivals OpenAI and Alphabet Inc.'s Google.
The Bank of England warned that a multi-trillion dollar spending boom in artificial intelligence infrastructure financed by debt risks unraveling given "materially stretched" stock market valuations.
Apple's AI chief John Giannandrea is stepping down, with his replacement being Amar Subramanya, a highly regarded Microsoft executive who spent 16 years at Google, most recently leading engineering for the Gemini Assistant. This savvy hire comes as Apple has fallen behind its peers in AI investment, with Subramanya bringing intimate knowledge of the competition.
It can cost hundreds of millions or even billions to build a large language model from scratch, and this process is more affordable, Amazon said.
Amazon Web Services announced four new AI models within its Nova model family and a frontier model service.
One night in May 2020, during the height of lockdown, Deep Ganguli was worried. Ganguli, then research director at the Stanford Institute for Human-Centered AI, had just been alerted to OpenAI's new paper on GPT-3, its latest large language model. This new AI model was potentially 10 times more advanced than any other of its […]
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