reference mcp server impl

mcp_server.py

# echo OPENAI_API_KEY=$OPENAI_API_KEY > .env
# uv run --with marvin --with fastmcp fastmcp install mcp_server.py -f .env
# open -a Claude
import marvin
from fastmcp import FastMCP

server = FastMCP("Fruit server", dependencies=["marvin"])

@server.tool()
def generate_fruit(n: int, color: str) -> list[str]:
    return marvin.generate(
        target=str,
        n=n,
        instructions=f"Generate fruits of color {color}",
    )

@server.resource("memory://nate")
def memory_of_nate() -> str:
    return "Nate likes graphs and is easily lost to the sauce."