MCP Servers v2.0.0 Released with Refactoring for Modern Era Spec
MCP Servers v2.0.0 has been released. All servers have been refactored to support the modern era spec while maintaining support for legacy era clients.
MCP Servers v2.0.0 has been released. In this release, all servers have been refactored to support the modern era spec, while still answering legacy era clients as expected.
On npm, the packages @modelcontextprotocol/server-everything, @modelcontextprotocol/server-filesystem, @modelcontextprotocol/server-memory, and @modelcontextprotocol/server-sequential-thinking were published as version 2.0.0. Additionally, mcp-server-fetch, mcp-server-git, and mcp-server-time were published on PyPI on 2026.10.19.
Changes include the migration of TypeScript servers to TS SDK v2, the introduction of parallel validation on Node 22, 24, and 26, dependency fixes, and the creation of CHANGELOGs for each TypeScript server.
This item is a summary. The full, checkable version is at the original source:
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