CoreWeave, a cloud infrastructure startup backed by Nvidia, has secured a $650 million credit line to accelerate the expansion of its data center network. The AI-focused company, known for renting out chips to businesses, has raised $12.7 billion over the past 18 months, including $1.1 billion in May. This brings its valuation to $19 billion. The new funding will support CoreWeave’s plan to open 28 data centers by the end of 2024, with new locations in Austin, Chicago, Las Vegas, and London. An additional 10 centers are planned for 2025, further expanding its presence in the competitive AI inf…