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FastMcp 案例四（Streamable-http）

news 2025/10/30 22:03:43

1、首先安装python环境

conda create -n mcp python=3.10

2、安装依赖

pip install fastmcp

3、编写一个server-sh.py

# -*- coding: utf-8 -*-
# @Time : 2025/7/28 17:10
# @Author : yangwenjie
# @Email : 邮箱
# @File : server-sh.py
# @Project : fastmcpfrom fastmcp import FastMCP
from datetime import datetimemcp = FastMCP()@mcp.tool
def get_current_time():"""Get current time"""return datetime.now()if __name__ == "__main__":mcp.run(transport="streamable-http", host="0.0.0.0", port=3003, path="/mcp")

4、运行

python server-sh.py

╭─ FastMCP 2.0 ──────────────────────────────────────────────────────────────╮
│                                                                            │
│        _ __ ___ ______           __  __  _____________    ____    ____     │
│       _ __ ___ / ____/___ ______/ /_/  |/  / ____/ __ \  |___ \  / __ \    │
│      _ __ ___ / /_  / __ `/ ___/ __/ /|_/ / /   / /_/ /  ___/ / / / / /    │
│     _ __ ___ / __/ / /_/ (__  ) /_/ /  / / /___/ ____/  /  __/_/ /_/ /     │
│    _ __ ___ /_/    \__,_/____/\__/_/  /_/\____/_/      /_____(_)____/      │
│                                                                            │
│                                                                            │
│                                                                            │
│    🖥️  Server name:     FastMCP                                             │
│    📦 Transport:       Streamable-HTTP                                     │
│    🔗 Server URL:      http://0.0.0.0:3003/mcp                             │
│                                                                            │
│    📚 Docs:            https://gofastmcp.com                               │
│    🚀 Deploy:          https://fastmcp.cloud                               │
│                                                                            │
│    🏎️  FastMCP version: 2.10.6                                              │
│    🤝 MCP version:     1.12.2                                              │
│                                                                            │
╰────────────────────────────────────────────────────────────────────────────╯[07/29/25 10:14:24] INFO     Starting MCP server 'FastMCP' with transport 'streamable-http' on http://0.0.0.0:3003/mcp                                                                                         server.py:1448
INFO:     Started server process [1545763]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
INFO:     Uvicorn running on http://0.0.0.0:3003 (Press CTRL+C to quit)

5、修改端口为3002 ，运行文件

 fastmcp dev server-sh.py

Starting MCP inspector...
⚙️ Proxy server listening on localhost:6277
🔑 Session token: 1e1e09283bb43d35e11c95e03669efc9e296cf9197620c59d2119db5bd4f2c74Use this token to authenticate requests or set DANGEROUSLY_OMIT_AUTH=true to disable auth🚀 MCP Inspector is up and running at:http://localhost:6274/?MCP_PROXY_AUTH_TOKEN=1e1e09283bb43d35e11c95e03669efc9e296cf9197620c59d2119db5bd4f2c74🌐 Opening browser...
New StreamableHttp connection request
Query parameters: {"url":"http://0.0.0.0:3003/mcp","transportType":"streamable-http"}
Created StreamableHttp server transport
Created StreamableHttp client transport
Client <-> Proxy  sessionId: 3c5d3289-e1b1-45f2-a19f-1bb0728beaf7
Proxy  <-> Server sessionId: 9781d4c316c24277b635ce8e6f6484a7
Received POST message for sessionId 3c5d3289-e1b1-45f2-a19f-1bb0728beaf7
Received GET message for sessionId 3c5d3289-e1b1-45f2-a19f-1bb0728beaf7