MCP Server on EC2

curl -LsSf https://astral.sh/uv/install.sh | sh
uv python install 3.10

we will use mcp-proxy to move mcp server to ec2 and let client access mcp server through SSE

graph LR
    A["LLM Client<br>Cline in VSCode"] <-->|SSE| B1
    A <-->|SSE| B2

    subgraph EC2["EC2 Instance"]
        B1["mcp-proxy"]
        C1["Local MCP Server"]
        B1 <-->|stdio| C1
        B2["mcp-proxy"]
        C2["Local MCP Server"]
        B2 <-->|stdio| C2

    end

    style A fill:#ffe6f9,stroke:#333,color:black,stroke-width:2px
    style B1 fill:#e6e6ff,stroke:#333,color:black,stroke-width:2px
    style C1 fill:#e6ffe6,stroke:#333,color:black,stroke-width:2px
    style B2 fill:#e6e6ff,stroke:#333,color:black,stroke-width:2px
    style C2 fill:#e6ffe6,stroke:#333,color:black,stroke-width:2px
    style EC2 fill:#f0f0f0,stroke:#333,stroke-width:2px

• start mcp-proxy
  

  nohup mcp-proxy --sse-host=0.0.0.0 --sse-port=8808 uvx mcp-server-fetch 2>&1 1>/tmp/mcp-proxy-8808.log &
  nohup mcp-proxy --sse-host=0.0.0.0 --sse-port=8809 --env FASTMCP_LOG_LEVEL ERROR uvx awslabs.aws-documentation-mcp-server@latest 2>&1 1>/tmp/mcp-proxy-8809.log &
  nohup mcp-proxy --sse-host=0.0.0.0 --sse-port=8810 --env SEARXNG_URL https://searx.xxx -- docker run -i --rm -e SEARXNG_URL mcp-searxng:latest 2>&1 1>/tmp/mcp-proxy-8810.log &
  

Use SSE to MCP Server in VSCode Cline

• mcp-server json sample
  

      "mcp-server-fetch-remote": {
        "autoApprove": [
          "fetch"
        ],
        "disabled": false,
        "timeout": 60,
        "url": "http://xxx:8808/sse",
        "transportType": "sse"
      },
      "awslabs.aws-documentation-mcp-server-remote": {
        "autoApprove": [],
        "disabled": false,
        "timeout": 60,
        "url": "http://xxx:8809/sse",
        "transportType": "sse"
      },
      "searxng-remote": {
        "autoApprove": [
          "searxng_web_search",
          "web_url_read"        
        ],
        "disabled": false,
        "timeout": 60,
        "url": "http://xxx:8810/sse",
        "transportType": "sse"
      },
  

Use SSE to MCP Server in Dify

• install MCP tools Via SSE plugin in Dify marketplace
  

• Set up authorization
  

  {
    "fetch": {
      "url": "http://xxx:8808/sse",
      "headers": {},
      "timeout": 60,
      "sse_read_timeout": 300
    },
    "aws-docs": {
      "url": "http://xxx:8809/sse",
      "headers": {},
      "timeout": 60,
      "sse_read_timeout": 300
    },
    "searxng": {
      "url": "http://xxx:8810/sse",
      "headers": {},
      "timeout": 60,
      "sse_read_timeout": 300
    }
  }
  

• create a new agent in Dify Studio