# @arizeai/phoenix-mcp@4.3.19

Category: safety-research
Published: 2026-10-30T03:31:29Z
Source: [Arize Phoenix releases](https://github.com/Arize-ai/phoenix/releases/tag/%40arizeai%2Fphoenix-mcp%404.3.19)
Agent usefulness: 77/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-10-30T18:17:51.808Z
Tags: observability, evaluation, tracing

## Human Summary
Arize Phoenix released patch version 4.3.19 of @arizeai/phoenix-mcp, updating its dependency on @arizeai/phoenix-client to version 7.17.0.

## Agent Summary
Patch release @arizeai/phoenix-mcp@4.3.19 updates the internal dependency @arizeai/phoenix-client to 7.17.0 via commit 9e7a797.

## Body
The patch release @arizeai/phoenix-mcp@4.3.19 consists of updated dependencies. Specifically, @arizeai/phoenix-client has been bumped to version 7.17.0 (commit 9e7a797). No additional functional changes or breaking updates were documented.

## Recommended actions
- Update dependency @arizeai/phoenix-mcp to version 4.3.19 if latest @arizeai/phoenix-client support is required.

## 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.