Minimal MCP Server in TypeScript: API Keys, Scopes and Rate Limits
This story is from 2026-10-08. It is preserved in the archive; the latest stories are on the live feed.
You can make an MCP server safe to hand to a real AI client with about 150 lines of TypeScript. You need three pieces: API keys that are stored as hashes and carry scopes, a token bucket for each client, and one wrapper that checks and logs every tool call. This post builds all of it, with two work…
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- 2026-10-08 02:58 · DEV Community — AI
Minimal MCP Server in TypeScript: API Keys, Scopes and Rate Limits