AIDevToolsmacOSMCP

MCP Server Multiplexer for Mac

Run each MCP server once and share it across all your AI clients

Problem
As clients like Claude Desktop and Cursor spread, users configure the same MCP server in every client, spawning duplicate processes that waste memory, collide on ports, and make debugging painful. Today the community only has manual config edits, no unified manager, and users want a local MCP gateway that is set up once and available everywhere.
Solution
A macOS menu bar tool that registers and manages MCP servers centrally, starts a single shared process, and proxies requests from all connected AI clients. It shows health, call logs, and restart controls per server, and can inject the right config into Claude, Cursor, and others with one click.
Users
Developers using multiple AI coding clients, heavy AI tool users, local agent enthusiasts
MVP
Scan and manage existing MCP configs; run a single instance per MCP server and proxy to multiple clients; menu bar status and one-click restart per service; live call log viewer; export configs to major AI clients
Revenue
Free core; Pro subscription for unlimited MCP servers, remote/team sharing, persisted logs, and profiling; enterprise tier adds SSO and internal distribution
Why now
MCP is being adopted by mainstream AI clients, but the ecosystem still lacks a local runtime manager. An indie can stake out the developer mindshare with a lightweight, delightful Mac manager while the protocol stabilizes.

Source discussions · 1

  1. Hacker NewsShow HN: Bastion – run each MCP server once, for every client on your Mac2↑ 0
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