- MCP Python Server — API Wrapper
MCP Python Server — API Wrapper
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MCP Python Server — API Wrapper
Este proyecto crea un servidor MCP en Python que expone una herramienta para consultar una API externa. Compatible con Claude Desktop o ChatGPT Desktop que soporten el Model Context Protocol (MCP).
✨ Características
- Exposición de una herramienta (tool) vía MCP
- Consulta HTTP a una API externa
- Integración directa con Claude/Desktop vía claude.json
🚀 Requisitos
- Python 3.9+
- mcp[cli] (instalable vía pip o uv)
- Claude o ChatGPT Desktop (con soporte MCP)
📁 Estructura del proyecto
.
├── servidores/profile.py # Servidor MCP con herramientas para interactuar con mi backend del curriculum.
├── server.py # Servidor MCP con herramienta "consultar_api".
├── .env # Variables opcionales para auth/API.
├── claude.json # Config. MCP para integrarlo directamente.
└── README.md # Este documento.
⚙️ Instalación
Con pip
pip install "mcp[cli]"
Con uv (recomendado)
uv init mcp-api-server
cd mcp-api-server
uv add "mcp[cli]"
Instación del MCP
mcp install mi_script.py
Inatalación con .env
mcp install mi_script.py -f .env
Instalación de dependencias
pip install -r requirements.txt
Variables de entorno
Crea un archivo .env en la raíz del proyecto para definir variables de entorno opcionales:
# .env
API_KEY=mi_api_key
API_URL=https://miapi.com/consulta
👷 Rápido Inicio (Quickstart)
Crear el servidor server.py
from mcp.server.fastmcp import FastMCP
import httpx
mcp = FastMCP("API Wrapper")
@mcp.tool(description="Consulta una API externa")
async def consultar_api(param: str) -> str:
"""Consulta una API externa con un parámetro y devuelve la respuesta."""
async with httpx.AsyncClient() as client:
r = await client.get(f"https://miapi.com/consulta?param={param}")
return r.text
Ejecutar localmente en modo dev
mcp dev server.py
Ejecutar en modo producción
mcp run server.py
O con uv:
uv run --with mcp[cli] mcp run server.py
🚀 Integración con Claude/Desktop
Ubica claude.json en la carpeta de configuración de Claude/Desktop:
- En Windows: %APPDATA%\Claude\claude.json
- En Linux/macOS: ~/.claude/claude.json
Ejemplo:
{
"mcpServers": {
"filesystem": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-filesystem",
"/codigo/backend-curso-inkor/proyectos_memes"
]
},
"Demo": {
"command": "uv",
"args": [
"run",
"--with",
"mcp[cli]",
"mcp",
"run",
"C:\\codigo\\backend-curso-inkor\\MCP\\server.py"
]
}
}
}
🤖 Uso dentro de Claude/Desktop
Puedes pedirle al modelo:
Usa la herramienta consultar_api con el parámetro "ping"
Y el modelo usará tu servidor MCP para hacer una llamada HTTP en tiempo real.
🎁 Bonus: extensión de herramientas
@mcp.tool()
async def traducir(texto: str, lang: str) -> str:
return f"Traducido: {texto} → {lang}"
🔍 Recursos
- Documentación oficial MCP: https://docs.mcp.run/
- Repositorio SDK Python: https://github.com/modelcontextprotocol/mcp
✅ Hecho con amor y httpx 🚀
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