Arize-ai/phoenix arize-phoenix-v20.11.0

arize-phoenix: v20.11.0

on GitHub

20.11.0 (2026-09-12)

Features

• annotations: add GraphQL mutations for span, trace, and session notes (#16053) (e374a4d)
• mcp: serve the shared skills root on the /mcp mount (#15726) (dd2e22d)
• skills: add phoenix-error-analysis skill (#15727) (df349f2)

Bug Fixes

• mcp: carry lifespan state into in-process tool dispatch (#16109) (a516ac3)

Documentation

• restructure the Claude Code plugin docs as its own section (400d187)