5 releases covered on ThursdAI · coreweave.com ↗
CoreWeave Sandboxes launch in preview via the W&B SDK
CoreWeave Sandboxes is now an official Harbor provider, letting teams run agentic workloads like Terminal-Bench safely at scale on CoreWeave infrastructure. It plugs CoreWeave's isolated execution environments directly into the Harbor eval/agent ecosystem.
CoreWeave signs Anthropic, Meta ($21B), and Jane Street ($6B + $1B)
CoreWeave announced a multibillion-dollar deal with Anthropic, a $21B expansion with Meta (taking the relationship past $35B total), and a Jane Street deal worth $6B in cloud plus $1B in equity. CoreWeave now serves 9 of the top 10 AI labs, cementing its position as the neocloud backbone of frontier AI.
CoreWeave acquires Marimo, the reactive Python notebook company
CoreWeave, the parent company of Weights & Biases, acquired Marimo, makers of the open-source reactive Python notebook. Covered in the This Week's Buzz segment, the deal brings a popular developer notebook tool into CoreWeave's AI cloud stack.
CoreWeave acquires OpenPipe to expand its AI training stack
CoreWeave acquired OpenPipe, the fine-tuning and reinforcement-learning platform behind the ART trainer. Covered in the This Week's Buzz segment, the deal brings OpenPipe's model-customization tooling under the same roof as CoreWeave's GPU cloud and Weights & Biases.
CoreWeave hits 800 tok/s on Llama 405B with NVIDIA GB200 Blackwell
CoreWeave announced record-breaking AI inference benchmarks using NVIDIA's new GB200 Grace Blackwell superchips: 800 tokens/sec on Llama 3.1 405B, plus 33,000 tokens/sec on Llama 2 70B with H200s. It is a marker of how fast inference hardware is accelerating.
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