Phoenix (opens in new tab)

> ## Documentation Index > Fetch the complete documentation index at: > Use this file to discover all available pages before exploring further. # What is Arize Phoenix? > AI Observability and Evaluation Phoenix helps you understand and improve AI applications by giving you a workflow for debugging and iteration. You can send detailed logging information, known as traces, from your app to see exactly what happened during a run, score outputs using evaluation tests to identify failures and ...