What is a #function-calling MCP server?
An MCP server tagged #function-calling implements the Model Context Protocol so AI assistants like Claude, Cursor, and VS Code can access function-calling-related tools, data, or APIs.
10 #function-calling MCP Servers & Clients
Every MCP server and client below is tagged #function-calling — install one to give Claude, Cursor, VS Code, or any other MCP-compatible client access to function-calling tools.
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Production-ready MCP integrations for AI applications
Klavis-AI
Klavis AI: MCP integration platforms that let AI agents use tools reliably at any scale
Added last year
ACI: Open-Source Infra to Power Unified MCP Servers
aipotheosis-labs
ACI.dev is the open source tool-calling platform that hooks up 600+ tools into any agentic IDE or custom AI agent through direct function calling or a unified MCP server. The birthplace of VibeOps.
Added last year
Gemini Function Calling + Model Context Protocol(MCP) Flight Search
arjunprabhulal
Model Context Protocol (MCP) with Gemini 2.5 Pro. Convert conversational queries into flight searches using Gemini's function calling capabilities and MCP's flight search tools
Added last year
Lite_MCP_sdk
S2thend
a light weight version of mcp sdk inspired by official model context protocol sdk, NOW focus on sse only no stdio
Added last year
MCP + Ollama Local Tool Calling Example
rajeevchandra
Added last year
openwebui-tool-server
Oaklight
Web Search OpenAPI/MCP server for Open-WebUI, Cherry-Studio etc, via Google and SearXNG
Added last year
Qsp Mcp
qso-graph
Named after the Q-signal QSP ("Will you relay?"), qsp-mcp relays tool calls between a local LLM and MCP servers. Any model with function calling capability gains access to the full qso-graph tool ecosystem — 71+ tools across 12 servers — from local weights, not from cloud.
Added 4 months ago
Simple MCP Server & Client Sample (with Gemini Function Calling)
yokoba
Simple MCP Server & Client Sample (with Gemini Function Calling)
Added last year
MCP-Ollama Client
Nagharjun17
Lightweight MCP client that uses a local Ollama LLM to query multiple MCP servers defined in config.json
Added last year
espresso-mcp
vs4vijay
An MCP Server for the Espresso Android Test Framework, crafted to improve testing capabilities and optimize development workflows.
Added last year
Frequently asked questions
Common questions about MCP servers and clients tagged #function-calling
How many #function-calling MCP servers and clients are there?
mcp.so currently lists 10 MCP servers and clients tagged #function-calling.
How do I install a #function-calling MCP server?
Open any server below and copy its install snippet into Claude Desktop, Cursor, VS Code, or another MCP client's configuration — remote servers need no separate download.