# @modelcontextprotocol/hono@2.0.0

Category: agent-infrastructure
Published: 2026-07-27T23:55:26Z
Source: [MCP TypeScript SDK releases](https://github.com/modelcontextprotocol/typescript-sdk/releases/tag/%40modelcontextprotocol%2Fhono%402.0.0)
Agent usefulness: 82/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-09-18T23:03:43.491Z
Tags: mcp, sdk, typescript

## Human Summary
MCP TypeScript SDK releases published @modelcontextprotocol/hono@2.0.0. Patch Changes 2402 a400259 Thanks @felixweinberger ! - First beta release of SDK v2 with support for the MCP 2026-07-28 specification revision. See the migration guides for upgrading from v1 ( docs/migration/upgrade-to-v2.md ) and adopting the 2026-07-28 revision (…

## Agent Summary
Treat @modelcontextprotocol/hono@2.0.0 as an official release signal. Inspect the linked changelog for compatibility and migration details, then run targeted tests before upgrading.

## Body
MCP TypeScript SDK releases published @modelcontextprotocol/hono@2.0.0. 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: Patch Changes 2402 a400259 Thanks @felixweinberger ! - First beta release of SDK v2 with support for the MCP 2026-07-28 specification revision. See the migration guides for upgrading from v1 ( docs/migration/upgrade-to-v2.md ) and adopting the 2026-07-28 revision ( docs/migration/support-2026-07-28.md ). 2405 f172626 Thanks @mattzcarey ! - Ship CommonJS builds alongside ESM. Each package now emits both .mjs / .d.mts and .cjs / .d.cts (via tsdown format: 'esm', 'cjs' ), and its exports map adds a require condition so require('@modelcontextprotocol/…') works from CommonJS consumers. Output extensions are normalized across all packages ( @modelcontextprotocol/core moves from .js / .d.ts to .mjs / .d.mts ); the public import paths are unchanged. 2441 561c6d8 Thanks @felixweinberger ! - POSTs whose Content-Type media type is not application/json are now rejected with 415 Unsupported Media…

## Recommended actions
- Review the official MCP TypeScript SDK releases release notes before upgrading.
- Check compatibility, migration, and security notes against your current agent stack.
- Run focused regression tests before production rollout.

## 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.