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MCP TypeScript SDK

Official TypeScript SDK for MCP servers and clients

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What MCP TypeScript SDK does

  • Official TypeScript SDK for MCP servers and clients
  • Streamable HTTP, stdio and auth helpers
  • Open source

MCP TypeScript SDK — straight answers

What is MCP TypeScript SDK?

MCP TypeScript SDK is listed under MCP Ecosystem, in the AI Agents & Automation category on Flocci AI Tools. Official TypeScript SDK for MCP servers and clients. It is free, with no paid plan attached, and it lives at github.com.

Is MCP TypeScript SDK free?

MCP TypeScript SDK is listed as fully free — there is no paid tier attached to it in the catalog. That makes it one of the 399 entries on Flocci AI Tools with no upgrade path built in.

What can MCP TypeScript SDK do?

MCP TypeScript SDK does 3 things the catalog singles out: Official typescript sdk for mcp servers and clients; streamable http, stdio and auth helpers; open source.

What is the best free alternative to MCP TypeScript SDK?

Agent2Agent (A2A) Protocol is the closest free alternative: it sits in the same MCP Ecosystem sub-category and is free. FastMCP, GitHub MCP Server and MCP Inspector also start free. The full list is on the alternatives page.

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MCP TypeScript SDK alternatives

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Smithery

MCP Ecosystem
freemium
  • Marketplace of 14,000+ hosted MCP servers with one-click connect
  • Handles OAuth/credential plumbing automatically for MCP tool auth
  • Connections reusable across Claude, GPT and other MCP clients
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Composio

MCP Ecosystem
freemium
  • Managed auth + tool-call infrastructure for agents across 250+ apps
  • Free tier: 20,000 tool calls/month with community support
  • Ships both MCP servers and native SDKs for major agent frameworks
Visit

Glama

MCP Ecosystem
freemium
  • Indexes and security-scans thousands of MCP servers for compatibility/safety
  • API gateway for connecting to MCP servers programmatically
  • Free account tier plus paid gateway/enterprise options
Visit

Cloudflare MCP

MCP Ecosystem
freemium
  • Build and deploy remote MCP servers directly on Cloudflare Workers with built-in OAuth
  • Ships an Agents SDK for stateful, durable AI agents alongside MCP hosting
  • Runs on Cloudflare's free-tier-eligible Workers platform, scaling to global edge
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free
  • The canonical open-source specification and docs for the Model Context Protocol
  • Reference server/client SDKs and the official server registry
  • Backed across the ecosystem — Claude, ChatGPT, VS Code, Cursor, MCPJam all implement it
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Zapier MCP

MCP Ecosystem
freemium
  • Turns any of Zapier's 9,000+ app integrations into callable MCP tools for any AI client
  • Pre-authenticated connections avoid per-app OAuth setup for agent builders
  • Included on all Zapier plans (including free), billed against existing task quota
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Head-to-head comparisons

MCP TypeScript SDK vs SmitheryMCP TypeScript SDK vs ComposioMCP TypeScript SDK vs GlamaMCP TypeScript SDK vs Cloudflare MCPMCP TypeScript SDK vs MCP Registry (Official)MCP TypeScript SDK vs Zapier MCP