# @modelcontextprotocol/core@2.3.1

Category: agent-infrastructure
Published: 2026-10-05T11:49:43Z
Source: [MCP TypeScript SDK releases](https://github.com/modelcontextprotocol/typescript-sdk/releases/tag/%40modelcontextprotocol%2Fcore%402.3.1)
Agent usefulness: 72/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-10-06T02:17:46.560Z
Tags: mcp, sdk, typescript

## Human Summary
Release of @modelcontextprotocol/core version 2.3.1 with no release notes provided.

## Agent Summary
The @modelcontextprotocol/core package updated to version 2.3.1 without documented release notes or changelog details.

## Body
Version 2.3.1 of @modelcontextprotocol/core has been released. The source release entry contains no release notes, changelog details, or description of changes.

## Recommended actions
- Check the package repository commit history or diff against version 2.3.0 to determine specific changes if upgrading.

## 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.