Weights & Biases, the AI developer platform relied upon by teams at OpenAI, Meta, and Microsoft, has secured $50.0M in Series C funding. The capital infusion will further support its mission to help developers build better models faster and fine-tune large language models with confidence.
The company offers W&B Models, an MLOps solution for foundation model builders, and W&B Weave, an LLMOps toolset for tracking and evaluating LLM applications. Its platform is currently used by over 1,000 companies to productionize AI at scale.














