mcp-gateway
★ 29
vs
fastmcp
★ 25.4k
mcp-gateway vs fastmcp
mcp-gateway: MCP Gateway sits between AI clients and tools, exposing 4 meta-tools for dynamic discovery. It supports unlimited backends via MCP protocols and REST APIs with YAML capabilities, saving up to 97% token overhead. Features include hot reload, circuit breakers, and a web dashboard.; fastmcp: FastMCP is a standard framework for building Model Context Protocol (MCP) applications, which connect LLMs to tools and data. It simplifies the process by automatically generating schemas, validation, and documentation for tools, and managing transport negotiation and authentication for server connections. FastMCP offers a comprehensive solution for developing, deploying, and scaling MCP-powered systems.
01
TL;DR
Choose mcp-gateway if…Connect multiple MCP servers without context window limit
Choose fastmcp if…Building LLM applications that interact with custom tools and data sources
02
Side-by-Side Comparison
03
Features
mcp-gateway01Unlimited tools with minimal tokens (97% savings)
02Any REST API to MCP tool via YAML or OpenAPI import
03Hot reload without losing AI session
04Production resilience (circuit breakers, retry, rate limiting)
05Web dashboard for live status and cost tracking
fastmcp01Automatic schema, validation, and documentation generation for tools
02Managed transport negotiation, authentication, and protocol lifecycle for server connections
03Wraps Python functions into MCP-compliant tools, resources, and prompts (Servers)
04Connects to any MCP server with full protocol support (Clients)
05Provides interactive UIs for tools rendered directly in conversations (Apps)
04
Use Cases
mcp-gateway↳Connect multiple MCP servers without context window limit
↳Turn any REST API into an MCP tool without coding
↳Change MCP configuration without restarting AI session
fastmcp↳Building LLM applications that interact with custom tools and data sources
↳Creating interactive conversational UIs for backend functionalities
↳Developing and deploying scalable MCP servers and clients
05
Best For
mcp-gatewayTrendingAPI Integration
fastmcpMost PopularDev ToolingLLM Infra
FAQ
FAQ
What is the difference between mcp-gateway and fastmcp?
Both mcp-gateway and fastmcp are in the Dev Tooling category. mcp-gateway has 29 stars, while fastmcp has 25.4k stars.
Which is better, mcp-gateway or fastmcp?
The best choice depends on your use case. Choose mcp-gateway if Connect multiple MCP servers without context window limit, and fastmcp if Building LLM applications that interact with custom tools and data sources.
Is mcp-gateway free or open source?
Yes, mcp-gateway is open source on GitHub (MIT).
Is fastmcp free or open source?
Yes, fastmcp is open source on GitHub (Apache-2.0).
→