Migrating to Arize Phoenix arize-phoenix-v19.0.0

Version arize-phoenix-v19.0.0 introduces 1 breaking change. This guide details how to update your code.

Released: 7/17/2026

Breaking Changes

Migration Steps

Affected Symbols

⚠️ Check Your Code

If you use any of these symbols, you need to read this guide:

createUserApiKeycreateSystemApiKey

Breaking Changes

●Issue #1

GraphQL createUserApiKey and createSystemApiKey no longer accept API-key-authenticated callers. Workflows that used an existing API key for unattended key creation must issue keys from a session-authenticated context or, for system keys, PHOENIX_ADMIN_SECRET.

Release Summary

This release introduces OAuth2 authorization and CLI login, improves PXI token display, and fixes several bugs including issues with the PXI regression gate and tab padding.

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View the full release notes and all changes for Arize Phoenix arize-phoenix-v19.0.0.

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