Callosum Raises $100 Million to Cut AI Costs
Callosum has raised $100 million in early financing to develop software that matches specific AI tasks with suitable models and chips. Backers include the UK’s public AI fund.
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Callosum has raised $100 million in early financing to develop software that matches specific AI tasks with suitable models and chips. Backers include the UK’s public AI fund.
Marvell and Google are deepening their partnership on custom AI chip development. Marvell is giving Google the right to purchase up to $12.2 billion in Marvell stock, strengthening their long-term alignment in the AI hardware race.
OpenAI said it will enhance safety processes for paying users who access its most advanced AI models. The move responds to customers using AI for increasingly complex tasks and handling more sensitive information.
Eagle Point Credit Management is providing roughly $1.3 billion in private credit for a large Texas data center tied to Anthropic. The financing gives the investment firm a significant role in a major AI infrastructure project.
Nebius Group is seeking to raise $4.5 billion through convertible bonds. The company plans to use the capital as it builds data centers to meet demand for artificial intelligence services.
CXMT Corp.’s breakout listing has boosted optimism across China’s domestic AI hardware sector. The momentum supports China’s broader ambition to compete with the US in AI development.

AI data startup Micro1 has reached a $500 million gross run rate as demand for AI training data accelerates. The growth highlights expanding opportunities for data providers supporting model development.

Google is introducing a button that lets readers mark publishers as preferred sources across Search, Discover, and Google News. The feature could help publishers recover traffic as AI-powered search generates fewer direct clicks to websites.
Alibaba’s profit plunged after it raised quarterly capital expenditure for AI to nearly $10 billion. The report also examines Meta’s growing role as a Microsoft AI customer and Castelion’s plans to scale hypersonic missile production.
Mayfield has invested more than $3 billion in AI companies, often before founders have built products or formally incorporated. Managing Partner Navin Chaddha explains the firm’s belief in AI as a potential “100x opportunity” and its decision to remain focused on early-stage investing.