pip install "mcp[cli]"

uv init mcp-api-server
cd mcp-api-server
uv add "mcp[cli]"

mcp install mi_script.py

mcp install mi_script.py -f .env

pip install -r requirements.txt

# .env
API_KEY=mi_api_key
API_URL=https://miapi.com/consulta

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

mcp dev server.py

mcp run server.py

uv run --with mcp[cli] mcp run server.py

{
  "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"
      ]
    }
  }
}

@mcp.tool()
async def traducir(texto: str, lang: str) -> str:
    return f"Traducido: {texto} → {lang}"