Applied Compute, a year-old startup that helps companies run and customize open-source models with their own data, is discussing a new funding round that would value it at around $3 billion, more than double its valuation from a round announced four months ago, according to a person with knowledge of the funding.

The financing follows strong revenue growth in recent months. Applied Compute is currently generating around $50 million in annualized revenue, the person said, up nearly four times from what its CEO Yash Patil has said it was generating last November.

Legal AI startup Harvey is in talks to raise at least $500 million at a $15.5 billion valuation including the investment, a 40% premium to its last valuation five months ago. The fundraising follows a revenue surge at the legal AI startup, according to a person with knowledge of the fundraise.

Four-year-old Harvey is currently generating more than $350 million in annualized revenue, up more than 80% from the $190 million in annualized revenue it was generating in January, according to the person. Lightspeed Venture Partners has been interested in leading the round, the person said.

OpenAI is preparing to release a new model family, tentatively using the name “Astra,” with improved abilities to complete long-running tasks, according to three people briefed on the plans.

OpenAI CEO Sam Altman demonstrated Astra to policymakers and regulators in Washington, D.C., this week, ...