arize-phoenix: v18.1.0

18.1.0 (2026-07-17)

Features

• api: REST CRUD for user and system API keys (257a77d)
• api: REST CRUD for user and system API keys with a unified authority model (50cc3db)
• api: REST requires a human session to issue API keys (7e30e1a)
• cli: offer the Phoenix docs MCP server during px setup (99dec5a)
• cli: px setup — connect an app to Phoenix and verify traces arrive (f94067b)
• evals: add user friction evaluator (#14193) (1ae1a39)
• settings: split users and API keys into dedicated settings tabs (c58854f)
• settings: vertical settings tabs on large screens with responsive fallback (df56d8d)
• settings: virtualize the models table (20de8b9)
• tracing: surface user.id span attribute on spans, traces, and sessions (#14398) (3245845)
• ui: clarify AI provider credential storage with browser/server tabs (49ac09c)

Bug Fixes

• agents: stop logging PXI messages (#14388) (dcf466c)
• api: bound the /v1/users/api_keys page size at 1000 (ea38b1b)
• auth: correct cookie names in auth.md discovery doc (cb37e9c)
• cost: update built-in model token prices (#14397) (047694f)
• deps: update arize-phoenix-evals to 3.1.1 (510c1e9)
• evals: skip LiteLLM on Python 3.14 (#14407) (bc9b533)
• overflow bars on tiledpanel extra actions (#14430) (1c764c9)
• playground: keep template format selected (#14431) (d736071)
• table row hover and cursor styles (#14428) (3fddd0a)
• ui: align credential tab checkmark and explain env-var-only server credentials (ad6ece6)
• ui: cap IO tooltip height and add scroll fades (38e037a)
• ui: increase IO tooltip open delay to 700ms (46ef55f)
• ui: prevent trace note overflow (#14376) (1d5b1a6)

Documentation

• add Phoenix release notes (ddd049d)
• move one-click deploys to per-provider deployment pages (7a2d9bd)
• skills: weekly audit — 2026-07-15 (e193176)