A round at that level would make OpenAI the most highly valued private company ever, though it has trimmed its own valuation target.

The change follows internal debate over whether cutting frontier models off from the web addresses the security and data-quality risks raised by training on liv

The round intensifies competition with rival Harvey in the legal AI market and headlines a rebound in European tech funding.

The tender gives employees a chance to cash out at a valuation that cements Anduril's position among the most valuable private defense contractors.

Nvidia and TCV joined the extension, disclosed during Jensen Huang's visit to Kazakhstan, deepening the chipmaker's push into generative media.

Daytona builds cloud infrastructure that gives each AI agent its own computer, with backing from founders of Stripe, Perplexity and Datadog.

The raise makes DeepSeek the standout in a week of heavy Asian AI funding and positions it for a public listing.

The reported approach underscores the premium buyers are willing to pay for cloud security assets with AI defense capabilities.

Flapping Airplanes quadrupled its valuation in under a year, one of the largest Series A rounds of the week.

The Sequoia-led round reflects booming demand for code-validation and testing tools as AI generates more software.

The new venture, founded by former OpenAI and Meta AI leaders, is one of the largest debuts for an AI research startup this year.

Formic's robotics-as-a-service model automates manufacturing tasks for US factories, and its cumulative production hours signal growing adoption.

The Israeli cloud security startup reportedly turned down the approach, which would have been among the largest cyber acquisitions of the year.

The Atlanta-based company applies sensors and AI to industrial machine monitoring, making it the city's newest tech unicorn.

The top-funded fusion startup will advance high-temperature superconducting conductors needed for fusion power plants.

Two-step venture rounds are pushing startup valuations into the billions and complicating how investors mark their holdings.

The Series A brings Mave's total funding to $34M for agentic security operations that automate threat investigations.

Third Dimension's AI technology simulates the physical world, which combined with Rivian's data could improve its autonomous driving simulator.