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MCP servers tagged function-calling
145 live MCP servers tagged "function-calling", ranked by trust score. Tags come from package metadata and repository topics, so this list covers servers across every category that work with function-calling.
SimTrace
Traceable, tool-building discrete-event simulation toolkit for SimPy models, exposed over MCP.
Mochikit
A modern, plugin-driven TypeScript AI Agent framework. 44 core files, strict TS, zero boilerplate.
Modern AI Agent Architecture
一本从架构原理、Agent MVP 到生产工程实践的现代 AI Agent 中文开源技术书
You Agent CLI
Clean-room Java 17 terminal coding agent with ReAct, DAG planning, memory, hybrid code search, and MCP
Legacy Erp Agent Lab
A deliberately messy legacy ERP database, and a .NET 9 / Microsoft Agent Framework agent that answers questions about it correctly — including the parts the database gets wrong.
AI Surface Skills
Canonical Agent Skills collection for tool and MCP contracts: schemas, permissions, human approval, breaking review, and evaluation.
Modelcontextstandard
A minimal, protocol-agnostic standard to connect LLMs like drivers with external tools using existing APIs and formats like OpenAPI, HTTP, AS2, or CAN-Bus. No custom stacks. Just…
To Openai Tool Schema Lab
Convert and validate MCP tool schemas for OpenAI-style function calling experiments.
Ollama Client
Lightweight MCP client that uses a local Ollama LLM to query multiple MCP servers defined in config.json
Exten Bot
Speech-to-Speech OpenAI Realtime VoIP Bot (SIP Extension) with Function Calling and External MCP Servers
Intermcp
Ultra-fast, safe Model Context Protocol (MCP) engine and multiplexing hub in pure Rust, built for Interlayer Blockchain and open for all
M Gate
MongoDB powered MCP Gateway. A multi-tenant MCP (Model Context Protocol) gateway with auth, RBAC, guardrails, a WASM code sandbox, queryable encryption, and observability.
Product Analytics Agent
AI agent that answers product analytics questions conversationally — queries metrics, compares segments, detects anomalies, and generates charts using Claude and MCP
Firebat
firebat
Tool Schema
Convert any JSON Schema into a valid tool / function calling schema for OpenAI, Anthropic, Gemini and MCP. Zero dependencies.
Diet
Transparent MCP proxy that cuts tool-schema tokens by 50-78%, in under a millisecond, with no LLM in the loop.
Stella
Deterministic OpenAPI → agent tool compiler. Same spec in, same tool names and schemas out, every time.
PHP MCP Web Tools
A Model Context Protocol server for local LLMs — runs on shared hosting, zero dependencies.
Agent Tool Adapters
Convert MCP tool definitions (tools/list) into OpenAI, Anthropic, Google Gemini, and Vercel AI SDK tool/function schemas. Wire one MCP server into any agent runtime.
Standard Tool
One type for an LLM tool — define it once, use it with any provider, SDK, or framework. Built on Standard Schema. RFC.
Liteagent
A native, single-user, local-model-first AI agent. Works with any OpenAI-compatible endpoint (Ollama, vLLM, LM Studio) — full tool-calling loop, MCP client, memory, scheduler, and…
Rcip
React capabilities for AI assistants, UI agents, and tool calling—with live context, validation, policy, and confirmation.
EventEmittingFunctionInvokingChatClient
A FunctionInvokingChatClient subclass that emits async events before and after each tool invocation for Microsoft.Extensions.AI
Managed Agent
从零实现的 Agent Runtime：不依赖任何框架，基于 LLM 原生 API 复刻 Claude Code 核心工程机制。七课渐进式教程，每课含代码/测试/文档/简历/面试题。
AI Music Agent
AI-original music catalog agent with strict multidimensional matching, REST, MCP, Function Calling, and Web Demo
Lawagent
Agentic RAG 法规问答：LangGraph Corrective RAG 自反思闭环、MCP 工具化、三层幻觉治理、22题分层评测
Mcppreflight
MCP点检助手 · 轻量单文件 Windows 工具，打开即用：大模型调用你的 MCP 工具，验证连通性与功能。高兼容性，13 家：DeepSeek/Qwen/GLM/Kimi/Spark/MiniMax/SiliconFlow/Doubao/Qianfan/Hunyuan/Ollama/OpenRouter 及任意 OpenAI 兼容接口。中英双语、浅/…
Openapi Bindcheck
OpenAPI tool-calling regression tests for dropped arguments and parameter-name collisions. Pinned Google ADK, FastMCP, and Open WebUI component reproductions; no LLM calls.
Agent Tool Router
Pick the right tools for an agent task. Boring baseline, open dataset (14K traces from public agent benchmarks).
Toolsweep
Which tool-schema decision is costing you accuracy? Controlled factorial ablation for LLM tool APIs.
Springofwinds Datasets
Synthetic datasets for MCP agent trajectories, function calling, and regulatory CoT
Toolstrict
Lint LLM tool/function-calling INPUT schemas for strictness - loose schemas cause hallucinated/invalid arguments. Flags no-required, open additionalProperties, or untyped properti…
Travel Agent MCP A2a
Travel service multi-agent assistant using A2A, MCP tools, Function Calling, Streamlit and MySQL.
Ungrounded
Measure how often your LLM agent reaches for the wrong tool when it can't ground an entity in a request.
Llama MCP Router
Tool-selection router for llama-server (llama.cpp) MCP tools: send the model only the tools a request needs. Pluggable selectors (Laya, BM25, custom).
Niadra SDK Python
Python SDK for Niadra: shared customer memory for every AI agent in a company. Context before the model call, history, tools and MCP.
Espresso MCP
An MCP Server for the Espresso Android Test Framework, crafted to improve testing capabilities and optimize development workflows.
Web Agent
AI-агент, который выполняет задачи в браузере через function calling, и MCP-сервер с инструментами браузера. Работает с OpenAI и self-hosted моделями через vLLM
Content Creator Planner
An AI-assisted planning workspace for content creators.
Live Playground
Live IDE for building, testing and debugging MCP servers. LLM agnostic.
Blackgeorge
Code-first Python framework for AI agents: LLM tool calling, structured outputs with Pydantic, multi-agent orchestration, pause/resume workflows, and MCP tools. Works with OpenAI,…
Keel Agent
手写的 ReAct 运行时：四维预算护栏、上下文压缩、成本归因，工具走 MCP 对外暴露。
Stella
Deterministic OpenAPI → agent tool compiler. Same spec in, same tool names and schemas out, every time.
Unify
Unify MCP servers behind one endpoint with lazy loading, Python plugins, and role-based filtering for lower overhead and simpler config
Mini Projects
No description published.