CoreWeave Acquires OpenPipe to Expand AI Agent Training

CoreWeave, an AI cloud platform known for high-performance servers tailored for large-scale AI model training, has agreed to acquire OpenPipe, a startup specializing in reinforcement learning (RL) techniques. OpenPipe’s technology enables developers to train AI agents that improve over time by learning from experience, offering a framework that democratizes RL for AI labs and enterprises. This acquisition aims to enhance CoreWeave’s technology stack and provide developers with scalable, intelligent system-building capabilities by combining OpenPipe’s self-learning tools with CoreWeave’s cloud infrastructure. OpenPipe, backed by Y Combinator and recent seed investments from notable investors, also offers the popular open-source Agent Reinforcement Trainer (ART) toolkit, which facilitates customized AI agent training. The move reflects growing industry demand for reinforcement learning to create more reliable, high-performing, and cost-effective AI systems tailored to unique workflows. Financial terms were not disclosed, but this acquisition follows CoreWeave's earlier purchase of AI developer platform Weights & Biases, signaling a strategic expansion in AI development services.