Prompts

An AI development platform for training, fine-tuning, managing, and tracking AI models and applications.

Introduction

AI developer platform for training, fine-tuning, managing, and tracking AI models and applications.

What is Weights & Biases?

Weights & Biases is the leading AI development platform, enabling you to train and fine-tune models, manage models from experimentation to production, and track and evaluate generative AI applications powered by LLMs. W&B Prompts is a suite of LLMOps tools designed to significantly improve prompt engineering workflows and provide deep insight into your LLM. W&B Weave helps build autonomous, intelligent AI applications.

How do I use Weights & Biases?

Use W&B to track machine learning experiments, build AI models, and develop autonomous intelligent AI applications. Integrate with Langchain, LlamaIndex, PyTorch, HF Transformers, Lightning, TensorFlow, Keras, Scikit-LEARN, and XGBoost with a single line of code.

Core features of Weights & Biases

MLOps and LLMOps platforms
Experiment tracking and visualization
Hyperparameter Optimization (Sweeps)
Model and Dataset Registration
Artifact version control and management
Reports and Visualization
An SDK for recording experiments and workpieces
Automated workflow
AI application debugging and evaluation
Prompt engineering tools

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Updated：2026-11-07