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leanmcp-sdk

Active·★ 28·MIT·Updated 2026-03-12
★ Hidden Gem★ Observability★ API Integration

Production-ready TypeScript SDK for MCP servers: auth, multi-tenant, observability. Build enterprise AI agents fast.

The LeanMCP SDK provides production-ready infrastructure for building and deploying scalable Model Context Protocol (MCP) servers. It offers full backend capabilities including authentication, multi-tenant isolation, request logging, observability, and private cloud deployment.

#TypeScript#Node.js#SDK#Backend#Scalable#API#Agent Platforms#AI Systems#Schema Validation#Multi-tenant
$ Install
$ npx @leanmcp/cli create my-mcp-server && cd my-mcp-server && npm install
↗ Visit site★ GitHub
01

Features

01Authentication and access control for MCP servers.
02Multi-tenant isolation for secure and scalable AI systems.
03Comprehensive request logging and observability for monitoring server activity.
04Support for private cloud deployment, ensuring secure and controlled environments.
05Schema validation and decorators for defining tools, prompts, and resources with type safety.
02

Compatibility

TypeScript
Development Language
Verified via docs
Node.js
Runtime
Verified via docs
Model Context Protocol
Protocol
Verified via docs
Python
Protocol Ecosystem
Verified via docs
03

Quick start

1
$ npx @leanmcp/cli create my-mcp-server
2
$ cd my-mcp-server
3
$ npm install
04

Use cases

↳Developing and deploying advanced agent platforms.
↳Building customer-facing intelligent workflows.
↳Creating multi-tenant SaaS AI systems with robust backend support.
05

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Comments

Log in to leave a comment
  • K
    Kendall ZhangMay 11, 2026

    Multi-tenant support from the start saves painful retrofitting later.

  • L
    Lane KimApr 27, 2026

    These are exactly the features that are missing from minimalist MCP server libraries.

  • R
    Rowan ZhangApr 3, 2026

    Production-ready TypeScript SDK with auth, multi-tenancy, and observability built in.

  • R
    Rebel AndersonMar 6, 2026

    Auth and observability primitives are well-designed, not bolted-on afterthoughts.

  • D
    Dylan PatelFeb 28, 2026

    Good for teams building MCP servers that need to handle real production requirements.

On this page
01Features02Compatibility03Quick start04Use cases05Alternatives
Stats
GitHub Stars★ 28
Last commit2mo ago
StatusActive
LicenseMIT
CategoryObservability
Trend (30d)
+1.1↑ 0.4%
Links
Documentation↗Discussion↗Issues↗Releases↗

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