# Petals vs Weights & Biases — Fit & Features

Canonical: https://trutool.co/compare/petals-vs-weights-biases
Author: Snehil (https://trutool.co/authors/snehil)

Compare Petals and Weights & Biases by use case, features, limitations, and evaluation questions.

## Compare fit, features, and limitations

### Petals
🌸 Run LLMs at home, BitTorrent-style. Fine-tuning and inference up to 10x faster than offloading.
Best fit: People and teams evaluating ai models & inference for a specific workflow.
- Core product workflow
Before you choose: Test a representative task, inspect outputs, and confirm integrations, permissions, data handling, licensing, and current costs.
Pricing: https://github.com/pricing
- [Read Petals profile](https://trutool.co/tools/petals): Read Petals profile

### Weights & Biases
Track machine learning experiments, artifacts, and model development workflows.
Best fit: Machine learning teams building, serving, and operating model workloads.
- Experiment tracking
- Model artifacts
- Training dashboards
Before you choose: Benchmark your workload, verify model licenses and hardware requirements, and compare inference, hosting, and storage costs.
Pricing: https://wandb.ai/site/
- [Read Weights & Biases profile](https://trutool.co/tools/weights-biases): Read Weights & Biases profile