Investors and funding

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Nvidia and Dell back AI cloud startup Volta at a $2.4bn valuation

A new company wants to be the one that pays for everyone else’s AI chips. Volta Infra Holdings has raised $300m in venture funding and lined up a further $5bn in financing to help a broader range of tech firms afford Nvidia’s costly hardware, in a round that values it at $2.4bn. The raise was […]

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The AI boom runs on metal. A two-year-old startup just raised $310m to mine it, autonomously, on US soil.

People tell the AI boom as a story about chips and models. Underneath it is metal. Every data centre, chip, power line and robot starts with copper and a handful of other minerals. The United States has quietly lost control of where they come from. A two-year-old startup just raised $310m to change that. Mariana […]

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The AI boom runs on metal. A two-year-old startup just raised $310m to mine it, autonomously, on US soil. Read More »

The danger isn’t the AI model. It’s the agent acting on its own, and Zenity raised $125m to watch it.

Most of the money spent guarding AI has gone to the model and the prompt. Zenity has just raised $125m on a different argument: both miss the real danger. That danger is the AI agent that acts on its own. The Israeli startup secures what agents do once a company lets them loose inside its […]

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The danger isn’t the AI model. It’s the agent acting on its own, and Zenity raised $125m to watch it. Read More »

A startup that lets AI hack your own network just tripled to $2bn, days after AI models hacked networks for real.

A company whose product is an AI that hacks your network has just tripled in value. It did so in the same week that AI hacking stopped being hypothetical. Horizon3 has raised a $250m Series E at a valuation above $2bn, up from $650m a year ago. The timing is the story. Days earlier, OpenAI […]

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A startup that lets AI hack your own network just tripled to $2bn, days after AI models hacked networks for real. Read More »

Robinhood is launching a publicly traded fund that invests in Y Combinator startups. Anyone can buy shares.

Robinhood is launching a second publicly traded closed-end fund that will invest in private companies from the Y Combinator ecosystem. Robinhood Ventures Fund II filed to offer 7.6 million shares at $25 each, with pricing expected after market close on August 12. The fund will trade on the NYSE under the ticker RVII. Goldman Sachs, […]

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Robinhood is launching a publicly traded fund that invests in Y Combinator startups. Anyone can buy shares. Read More »

A two-year-old battery startup just hit $13bn by turning American homes into grid capacity.

A home-battery company that did not exist three years ago is now worth $13bn. Base Power has raised $1bn in a Series D and launched its own battery, Base Core. The bet behind the number is blunt: the grid cannot keep up with America’s power demand, and thousands of home batteries can. The round values […]

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A two-year-old battery startup just hit $13bn by turning American homes into grid capacity. Read More »

A Korean chip startup just quadrupled to $2.2bn, betting AI’s next money is outside the data centre.

A South Korean chip designer few outside the industry have heard of just became a $2.2bn company. DeepX has signed the first tranche of a Series D round that values it at roughly four times its previous mark. And it is not finished raising. The first slice is about $29m, from existing backers BNW Investment […]

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A Korean chip startup just quadrupled to $2.2bn, betting AI’s next money is outside the data centre. Read More »

Fusion’s best-funded bet raised another $1bn, and hired the banker who took Moderna public

The AI boom needs colossal amounts of electricity. That has turned fusion, forever mocked as “30 years away,” into one of the hottest bets in tech. The best-funded player just raised another $1 billion. Commonwealth Fusion Systems, based in Massachusetts, said the round takes its total to $4 billion, roughly 30% of all the money […]

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Fusion’s best-funded bet raised another $1bn, and hired the banker who took Moderna public Read More »

Everyone else is shrinking satellites. K2 raised $500m to build giant ones, and put AI in orbit.

Most satellite startups are racing to build smaller. K2 Space is going the other way, on purpose. Investors just handed it $500 million to keep going bigger. K2 raised a $500 million Series D at a $6.8 billion valuation, it said on Thursday. Kleiner Perkins and ICONIQ led the round, with Alphabet’s CapitalG, Lightspeed and […]

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Everyone else is shrinking satellites. K2 raised $500m to build giant ones, and put AI in orbit. Read More »

The unsexy layer AI agents actually need: DataBahn raises $40m to sell it

The glamorous part of AI is the models. The expensive, unglamorous part is getting them the right data. A startup just raised $40 million betting that job is the next big enterprise layer. DataBahn, a Texas company founded in 2023, has closed a $40 million Series B led by Insight Partners, it said on Thursday. […]

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