Coreweave Acquires Agent-training Startup Openpipe

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12:38 PM PDT · September 3, 2025

CoreWeave, which provides unreality servers to ample companies training AI models, has struck an statement to get OpenPipe, a 2-year-old Y Combinator-backed startup that helps enterprises create customized AI agents pinch reinforcement learning, nan companies announced connected Wednesday.

“Reinforcement learning is emerging arsenic a pivotal unit to fortify exemplary capacity connected agentic and reasoning tasks,” said Brian Venturo, Co-founder of CoreWeave, successful a connection to TechCrunch. “By combining OpenPipe’s precocious self-learning devices pinch CoreWeave’s high-performance AI cloud, we’re expanding our level to springiness developers astatine AI labs and beyond an important advantage successful building scalable intelligent systems.”

CoreWeave and OpenPipe did not disclose nan position of nan deal. In March 2024, nan Seattle-based OpenPipe raised a $6.7 cardinal seed round, pinch backers including Costanoa Ventures, Y Combinator, Google DeepMind’s Logan Kilpatrick, GitHub co-founder Tom Preston-Werner, and nan co-creator of GitHub Copilot Alex Graveley.

The woody marks CoreWeave’s latest effort to grow down nan stack, following its acquisition of nan AI developer platform, Weights & Biases, successful March. OpenPipe develops a celebrated unfastened root toolkit for creating AI agents called ART (agent reinforcement trainer). While galore of CoreWeave’s biggest customers see starring AI labs specified arsenic OpenAI, nan institution is besides trying to entreaty to smaller enterprises.

A increasing number of AI labs and startups are building retired endeavor products astir reinforcement learning, which involves rewarding AI models for correct responses. Reinforcement learning has proven a beardown measurement to amended an AI model’s capacity connected a circumstantial task; nan thought pinch these endeavor merchandise is to train AI agents specifically for a company’s needs.

This benignant of customer-specific training requires a batch of computing resources, and by acquiring OpenPipe, CoreWeave hopes to some powerfulness and connection specified services. OpenPipe’s squad will beryllium joining CoreWeave, and customers of OpenPipe will go CoreWeave customers.

Maxwell Zeff is simply a elder newsman astatine TechCrunch specializing successful AI. Previously pinch Gizmodo, Bloomberg, and MSNBC, Zeff has covered nan emergence of AI and nan Silicon Valley Bank crisis. He is based successful San Francisco. When not reporting, he tin beryllium recovered hiking, biking, and exploring nan Bay Area’s nutrient scene.

You tin interaction aliases verify outreach from Maxwell by emailing maxwell.zeff@techcrunch.com aliases via encrypted connection astatine mzeff.88 connected Signal.

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