# @arizeai/phoenix-mcp@4.3.16

Category: safety-research
Published: 2026-10-09T22:00:58Z
Source: [Arize Phoenix releases](https://github.com/Arize-ai/phoenix/releases/tag/%40arizeai/phoenix-mcp%404.3.16)
Agent usefulness: 77/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-10-10T00:17:34.184Z
Tags: observability, evaluation, tracing

## Human Summary
Arize Phoenix released @arizeai/phoenix-mcp version 4.3.16, bumping @arizeai/phoenix-client to 7.16.1.

## Agent Summary
Arize Phoenix published patch release @arizeai/phoenix-mcp@4.3.16 containing a single dependency update to @arizeai/phoenix-client@7.16.1 .

## Body
The Arize Phoenix project released version 4.3.16 of the @arizeai/phoenix-mcp package. This patch release updates the underlying dependency @arizeai/phoenix-client to version 7.16.1.

## Recommended actions
- Update @arizeai/phoenix-mcp to version 4.3.16 if latest client dependencies are needed.

## Sponsors
No sponsor placement attached.

## Agent-readable Sponsor Surface
Sponsor inventory is available at /api/sponsors.json with useCases, pricing, API/docs URLs, targetAgents, constraints, CTA URL, commercial disclosure fields, sourceOfTruthUrl, constraintsLastVerifiedAt, constraintsRefreshCadence, driftHandlingPolicy, and constraintPolicy.