{"data":{"slug":"wandb","etype":"software","name":"Weights & Biases","cat":"Tooling","subtitle":"Experiment tracking for the training runs on this site — now CoreWeave-owned.","summary":"W&B logs the metrics, configs and artifacts of ML experiments — the lab notebook of most serious training teams, including many frontier labs. CoreWeave acquired it in 2025 for a reported ~$1.7B, bolting observability onto its GPU cloud.","attrs":null,"kf":{"maker":"Weights & Biases (CoreWeave)","license":"Commercial"},"aliases":["W&B"],"ticker":null,"exchange":null,"hq":null,"founded":null,"website":null,"status":"Active","region":null,"asof":"2026-01-15","sources":[{"url":"https://wandb.ai/","label":"Weights & Biases"}]},"meta":{"found":true,"count":1,"served_from":"site cache (no live upstream calls)","as_of":"2026-10-14T08:41:39+00:00","disclaimer":"Research and information only — not investment advice. Structured records carry basis labels (vendor spec / reported / estimate); market quotes are delayed/indicative.","attribution":"Records compiled from vendor documentation, official filings and reputable public reporting; market quotes via financial data providers. See /data-sources."}}