Home / Agent audit & observability / Arize Phoenix
Arize Phoenix
Self-hostable tracing, evaluation and debugging for agents and LLM apps.
Open source + commercial
| Category | Agent audit & observability |
|---|---|
| Official site | arize.com/phoenix/ |
| Maker | Arize AI |
| Ownership / acquisition | Not published / not yet verified |
| License model | Open source + commercial |
| License | Not published / not yet verified |
| Public pricing | Phoenix self-host free; AX Free $0; AX Pro $50/mo |
| Source code | Arize-ai/phoenix |
| Last verified | 2026-10-17 |
Facts are taken from the vendor's own site, GitHub, or a linked public source. Blank means we could not confirm it, not that it does not exist. Vendors can request a correction for free.
Lab result
Not yet tested. When we test a tool we run our attack batteries (prompt injection, indirect injection, MCP tool poisoning and more) and publish the result here, good or bad.