About Weights & Biases
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.
Top use cases
- Train and fine-tune LLMs
- Computer Vision
- Time Series analysis
- Recommender Systems
- Classification & Regression
- Build AI agents and applications
Built for
Key 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
Pros & cons
Pros
- Comprehensive platform for the entire AI development lifecycle
- Integration with popular ML frameworks and tools
- Tools for prompt engineering and LLMOps
- Secure deployment options
- Free for academics
Cons
- Pricing can be a barrier for some users
- Can be complex to learn all features
- Requires some coding knowledge for full utilization
Frequently asked questions
What is W&B Weave?
W&B Weave is a tool to build agentic AI applications.
Is Weights & Biases free?
Weights & Biases is always free for academics.
What integrations does W&B offer?
W&B integrates with LANGCHAIN, LLAMAINDEX, PyTorch, HF Transformers, Lightning, TensorFlow, Keras, Scikit-LEARN, and XGBoost.
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