What is Weights & Biases?

**Weights & Biases** is the go-to AI developer platform for building, managing, and tracking AI models and applications. Whether you're training models, fine-tuning LLMs, or debugging AI applications, W&B has got you covered. It’s trusted by leading AI teams worldwide and integrates seamlessly with popular frameworks like PyTorch, TensorFlow, and LangChain.

What are the features of Weights & Biases?

* **Weave**: Develop and debug AI applications with ease. * **Traces**: Explore and debug AI applications in real-time. * **Evaluations**: Rigorous testing for AI applications. * **Guardrails**: Block harmful outputs and prompt attacks. * **Models**: Track and visualize ML experiments. * **Sweeps**: Optimize hyperparameters efficiently. * **Tables**: Visualize and explore ML data. * **Registry**: Publish and share ML models and datasets. * **Artifacts**: Version and manage ML pipelines. * **Reports**: Visualize and explore ML data. * **SDK**: Log ML experiments and artifacts at scale. * **Automations**: Trigger workflows automatically.

What are the use cases of Weights & Biases?

* **Develop with LLMs**: Train and fine-tune large language models. * **Computer Vision**: Build and manage vision models. * **Time Series**: Analyze and predict time-based data. * **Recommender Systems**: Create personalized recommendation engines. * **Classification & Regression**: Solve complex classification and regression problems.

How to use Weights & Biases?

1. **Weave**: Initialize Weave with your project name and start tracking LLM calls. 2. **Models**: Use `wandb.init` to start a new run, log metrics, and save model artifacts. 3. **Sweeps**: Optimize hyperparameters by configuring sweeps in your project. 4. **Tables**: Visualize your ML data by logging it to W&B tables. 5. **Automations**: Set up triggers to automate workflows in your ML pipeline.

What is Weave used for?

Weave is used to develop and debug AI applications, tracking LLM calls and agent steps.

How do I log metrics in W&B?

Use `run.log` to log metrics during your model training process.

Can I use W&B with PyTorch?

Yes, W&B integrates seamlessly with PyTorch, TensorFlow, and other popular frameworks.

What are Guardrails in W&B?

Guardrails help block harmful outputs and prompt attacks in your AI applications.

Weights & Biases

5.0

26.56%

Weights & Biases is the ultimate AI developer platform for building, managing, and tracking AI models and applications with confidence.

Added on: 2025.03.04

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