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19 changes: 19 additions & 0 deletions examples/echo.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,19 @@
"""
FastMCP Echo Server
"""

from fastmcp import FastMCP


# Create server
mcp = FastMCP("Echo Server")


@mcp.tool()
def echo(text: str) -> str:
"""Echo the input text"""
return text


if __name__ == "__main__":
mcp.run()
1 change: 1 addition & 0 deletions src/fastmcp/server.py
Original file line number Diff line number Diff line change
Expand Up @@ -279,6 +279,7 @@ def wrapper() -> Any:
async def run_stdio_async(self) -> None:
"""Run the server using stdio transport."""
async with stdio_server() as (read_stream, write_stream):
print(f'Starting "{self.name}"...')
await self._mcp_server.run(
read_stream,
write_stream,
Expand Down