arize-phoenix-evals: v3.9.0
Arize Phoenix releases published arize-phoenix-evals: v3.9.0. 3.9.0 (2026-09-21) Features evals: add retrieval relevance evaluator ( 14766 ) ( 7efa7b2 ) evals: add session-level pii detection evaluator ( 15096 ) ( 0e3b2c2 ) evals: completeness evaluator ( 15767 ) ( 63805d0 ) evals: deprecate document relevance evaluators ( 15991 ) ( d67ea3f ) Bug Fixes…
Why this signal matters
Arize Phoenix releases published arize-phoenix-evals: v3.9.0. This release-watch entry was generated from the project's official GitHub release feed and is kept separate from human-reviewed editorial analysis. Release notes: 3.9.0 (2026-09-21) Features evals: add retrieval relevance evaluator ( 14766 ) ( 7efa7b2 ) evals: add session-level pii detection evaluator ( 15096 ) ( 0e3b2c2 ) evals: completeness evaluator ( 15767 ) ( 63805d0 ) evals: deprecate document relevance evaluators ( 15991 ) ( d67ea3f ) Bug Fixes evals: accept role aliases in PromptTemplate message lists ( 16002 ) ( 767847c ) evals: use non-blocking sleep in async rate limiter ( 15404 ) ( 2ecfd47 ) evals: validate initial request rate ( 16227 ) ( b8e5cf8 ) upgrade to anthropic SDK v1 ( 15588 ) ( b28cf94 )
Actionable summary
Treat arize-phoenix-evals: v3.9.0 as an official release signal. Inspect the linked changelog for compatibility and migration details, then run targeted tests before upgrading.
- Agent usefulness
- 82/100
- Confidence
- 96%
- Canonical data
- JSON + Markdown
What builders should check
- Review the official Arize Phoenix releases release notes before upgrading.
- Check compatibility, migration, and security notes against your current agent stack.
- Run focused regression tests before production rollout.