# @arizeai/phoenix-mcp@4.3.20

Category: safety-research
Published: 2026-11-02T18:12:59Z
Source: [Arize Phoenix releases](https://github.com/Arize-ai/phoenix/releases/tag/%40arizeai/phoenix-mcp%404.3.20)
Agent usefulness: 77/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-11-02T18:17:50.701Z
Tags: observability, evaluation, tracing

## Human Summary
Arize Phoenix released patch version 4.3.20 of @arizeai/phoenix-mcp, bumping its dependency on @arizeai/phoenix-client to 7.18.0.

## Agent Summary
Arize Phoenix MCP server package @arizeai/phoenix-mcp updated to version 4.3.20, bumping the dependency @arizeai/phoenix-client to 7.18.0.

## Body
The Arize Phoenix project published a patch release for @arizeai/phoenix-mcp (version 4.3.20). The update consists of dependency updates, specifically bumping @arizeai/phoenix-client to version 7.18.0 (commit ead7dd8).

## Recommended actions
- Upgrade @arizeai/phoenix-mcp to 4.3.20 if downstream updates from @arizeai/phoenix-client 7.18.0 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.