Arize-ai/phoenix arize-phoenix-v12.34.0

arize-phoenix: v12.34.0

on GitHub

12.34.0 (2026-02-06)

Features

• evals: add missing tool_selection evaluator to both libraries (#11167) (d6d1953)

Bug Fixes

• add enum for new prompt span kind (#11212) (b93abc5)
• cost: update built-in model token prices (#11198) (860f703)
• normalize message_content.text to string before rendering in MessageContentListItem (#11258) (d0908aa)

Documentation

• evals: update built-in metric pages (#11168) (27b5557)
• python & ts narrative tutorial for evals (#11185) (f449846)
• update developer guide with new uv install and upgrade instructions (#11256) (c6d43ea)