Weights & Biases (W&B Prompts)

Weights & Biases (W&B Prompts) is an AI developer platform used by organizations to build, train, and manage AI models and applications. It is designed for AI development teams who need a system of record for training AI models and productionizing AI applications. The platform is organized into two primary components: W&B Models and W&B Weave. W&B Models supports building and managing AI models, including training with serverless reinforcement learning and fine-tuning models on agentic tasks, as well as inference for serving hosted and fine-tuned models. W&B Weave enables building agentic AI applications by tracking LLM calls, document retrieval, and agent steps. The platform includes a Registry for datasets, models, prompts, code, and metadata, along with core features such as reports, automations, an SDK, and skills for coding agents. Deployment options include SaaS, dedicated, and customer-managed environments, and the platform is described as compliance-ready for enterprise use. Users can get started with one line of code, and the platform is used by leading AI teams across various companies.