Weights & Biases

What is Weights & Biases?

Weights & Biases is the leading AI developer platform to train and fine-tune models, manage models from experimentation to production, and track and evaluate GenAI applications powered by LLMs. W&B Prompts is a suite of LLMops tools to dramatically improve prompt engineering workflows and unlock deeper understanding of your LLMs. W&B Weave helps build agentic AI applications.

How to use Weights & Biases?

Use W&B to track ML experiments, build AI models, and build agentic AI applications. Integrate with Langchain, LlamaIndex, PyTorch, HF Transformers, Lightning, TensorFlow, Keras, Scikit-LEARN, and XGBoost with one line of code.

Weights & Biases’s Core Features

MLOps and LLMOps platform Experiment tracking and visualization Hyperparameter optimization (Sweeps) Model and dataset registry Artifact versioning and management Reporting and visualization SDK for logging experiments and artifacts Automated workflows AI application debugging and evaluation Prompt engineering tools

Weights & Biases’s Use Cases

• Train and fine-tune LLMs
• Computer Vision
• Time Series analysis
• Recommender Systems
• Classification & Regression
• Build AI agents and applications