Phoenix
Open-source tool for ML observability that runs in your notebook environment, by
FreemiumVerified Free
100 · Fresh2026-09-19
Live preview of https://phoenix.arize.com
TL;DR
Open-source tool for ML observability that runs in your notebook environment, by
FAQ
Is Phoenix free?
Phoenix has a machine-verified free tier (no card required).
Does Phoenix have an API?
Phoenix does not advertise a public API.
What are alternatives to Phoenix?
Alternatives include Jamie, Tana, Avoma.