Michael Intrator, co-founder and CEO of CoreWeave, participates in an interview on the floor of the New York Stock Exchange on September 22, 2025 in New York.
Michael Nagle | Bloomberg | Getty Images
coreweave Shares rose 8.7% on Wednesday as the artificial intelligence cloud provider announced new tools to help programmers develop AI agents.
With our new serverless reinforcement learning service, you don’t have to worry about adding or removing compute power automatically.
CoreWeave’s new service has been shown to allow developers to train models faster and at 40% lower cost, “without impacting model quality,” compared to running locally on an Nvidia H100 graphics processing unit, according to a statement.
Reinforcement learning is a decades-old approach that uses trial and error to evolve systems to improve outcomes over time.
The launch comes five months after CoreWeave paid $1 billion to acquire Weights and Biases, a startup targeting developers that provides software for training and evaluating AI models. This agreement is an initiative that complements CoreWeave’s existing rental business. Nvidia We provide graphics processing units to companies that need infrastructure to work with models.
Companies are rushing to secure GPUs to implement AI projects. In the cloud, CoreWeave competes with major providers such as: Amazon Web services. However, some companies prefer to keep GPUs in their data centers.
Demand is rapidly increasing.
Two weeks ago, CoreWeave announced that OpenAI had agreed to extend its multi-year agreement by up to $6.5 billion, and last week, the cloud company announced that OpenAI. meta It has pledged to spend $14.2 billion.
In July, it announced plans to acquire a data center infrastructure provider. core scientificWith a long-time partner, $9 billion. Some Core Scientific shareholders are pushing for a more favorable agreement and have recommended that the deal be voted down as is. It seems unlikely that the takeover offer will be amended.
CoreWeave co-founder and CEO Mike Intrater told Bloomberg on Tuesday that “under no circumstances would we reconsider the bid we submitted.”
New Jersey-based CoreWeave went public on the Nasdaq in March.
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