Best ML Observability & Experiment Tracking Software

Comet ML is a machine learning platform that automatically tracks datasets, code changes, experimentation history, and production models for efficiency, transparency, and reproducibility.

Humanloop is an enterprise-grade AI evaluation platform for LLM prompt management, evaluation, and observability that was acquired by Anthropic.

Langfuse is a open-source LLM engineering platform that provides observability, prompt management, evaluation, and metrics to help teams debug, monitor, and improve AI applications.

Neptune.ai is an experiment tracking platform designed for teams training foundation models in AI and machine learning, providing scalable tools to monitor, visualize, and manage complex, long-running processes.