The Week’s 10 Biggest Funding Rounds: Physical AI Startup Atoms Leads In Varied Week For Large Deals

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This is a weekly feature that runs down the week’s top 10 announced funding rounds in the U.S. Check out last week’s biggest funding deal roundup here. Startup investors poured capital into a varied lineup of large rounds this week, targeting sectors including physical AI, biotech, cybersecurity, AI infrastructure and fintech. By far the largest financing of the week was a $1.7 billion round for Uber founder Travis Kalanick’s physical AI startup, Atoms, followed by sizable investments for 3D AI model developer Meshy AI and battery technology company Sila. 1. Atoms, $1.7B, physical AI: Atoms, the physical AI startup founded by Uber founder Travis Kalanick, raised $1.7 billion in a funding round led by Andreessen Horowitz. Kalanick touted the Los Angeles-based company’s vision as “about the coming industrial revolution where large industrial economic sectors get completely digitized.” 2. Meshy AI, $400M, AI for 3D: Silicon Valley-based Meshy AI, a startup developing foundation models for AI-powered 3D generation, closed on $400 million in Series B funding at a $1.5 billion valuation. Lead backers include Monolith Capital, IDG Capital and Matrix Partners China, per Crunchbase data. 3. Sila, $300M, battery technology: Battery technology company Sila secured $300 million in a new round led by Atreides Management and Sutter Hill Ventures. The Alameda, California, company will use the funding to expand its silicon anode plant in Moses Lake, Washington. 4. Etched, $300M, inference technology: Etched, a co-designer of chips, racks, software and manufacturing methods for use in frontier models, picked up $300 million in Series C funding. Sequoia Capital led the round, which set a $10 billion pre-money valuation for the San Jose, California-based company.