Weights & Biases

Open-source data labeling tool for NLP, CV, audio, and multi-modal projects. Configurable annotation interface with ML-assisted labeling and team features.

Open-source platform for the full ML lifecycle including experiment tracking, model packaging, model registry, and deployment.

Unified API for accessing 100+ AI models from OpenAI, Anthropic, Google, Meta, and more. One API key, one format, best prices.