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chore: remove CommonJS Support and Update to Node.js 20+

v2Ideas, requests and plans for v2 of the SDK which will incorporate major changes and fixesIdeas, requests and plans for v2 of the SDK which will incorporate major changes and fixes

Status: Closed (abandoned).

modelcontextprotocol/typescript-sdknumber 1140

#1140 In modelcontextprotocol/typescript-sdk;

· by ryoppippi was closed on Mar 2, 2026

Validation folder should be validators

bugSomething isn't workingSomething isn't working

P3Nice to haves, rare edge casesNice to haves, rare edge cases

ready for workEnough information for someone to start working onEnough information for someone to start working on

Status: Closed (completed).

#1201 In modelcontextprotocol/typescript-sdk;

· by mattzcarey was closed on Mar 13, 2026

[v2] Decouple server from express and hono - http framework-agnostic MCP server

authIssues and PRs related to Authentication / OAuthIssues and PRs related to Authentication / OAuth

breaking changeWill break existing deployments when updated without changesWill break existing deployments when updated without changes

v2Ideas, requests and plans for v2 of the SDK which will incorporate major changes and fixesIdeas, requests and plans for v2 of the SDK which will incorporate major changes and fixes

Status: Merged (completed).

modelcontextprotocol/typescript-sdknumber 1326

#1326 In modelcontextprotocol/typescript-sdk;

· by KKonstantinov was closed on Jan 16, 2026

[v2] Мonorepo, sdk-client, sdk-server, sdk-core package split

v2Ideas, requests and plans for v2 of the SDK which will incorporate major changes and fixesIdeas, requests and plans for v2 of the SDK which will incorporate major changes and fixes

Status: Merged (completed).

modelcontextprotocol/typescript-sdknumber 1279

#1279 In modelcontextprotocol/typescript-sdk;

· by KKonstantinov was closed on Dec 19, 2025

Fix: Barrel file exports

Status: Closed (abandoned).

modelcontextprotocol/typescript-sdknumber 870

#870 In modelcontextprotocol/typescript-sdk;

· by KKonstantinov was closed on Dec 19, 2025

Feature Request: Native AWS Lambda Transport for MCP

enhancementRequest for a new feature that's not currently supportedRequest for a new feature that's not currently supported

Status: Closed (completed).

#760 In modelcontextprotocol/typescript-sdk;

· by mapstack-chris was closed on Dec 5, 2025

Consider using an express alternative

Status: Closed (completed).

#799 In modelcontextprotocol/typescript-sdk;

· by 43081j was closed on Dec 5, 2025

The compatibility issue of Nextjs.

Status: Closed (completed).

#651 In modelcontextprotocol/typescript-sdk;

· by bearslyricattack was closed on Dec 5, 2025

React Native Support

enhancementRequest for a new feature that's not currently supportedRequest for a new feature that's not currently supported

Status: Closed (completed).

#1117 In modelcontextprotocol/typescript-sdk;

· by tleyden was closed on Dec 5, 2025

Fastify support or custom HTTP adapter?

enhancementRequest for a new feature that's not currently supportedRequest for a new feature that's not currently supported

Status: Closed (completed).

#441 In modelcontextprotocol/typescript-sdk;

· by Njuelle was closed on Dec 5, 2025

SDK V2

v2Ideas, requests and plans for v2 of the SDK which will incorporate major changes and fixesIdeas, requests and plans for v2 of the SDK which will incorporate major changes and fixes

Status: Closed (completed).

#809 In modelcontextprotocol/typescript-sdk;

· by ihrpr was closed on Dec 19, 2025