MCP Calculator
Calculator Server 🔢 v3.1.0 - 数学运算 MCP 服务。
配置
在技能管理后台设置环境变量：
XINIUDATA_MCP_TOKEN- MCP server 访问 token
可用工具
| 工具 | 功能 | 参数 |
|---|---|---|
add | 加法：计算 a + b | a, b (number) |
subtract | 减法：计算 a - b | a, b (number) |
使用（curl）
# 1. 初始化 session，获取 session ID
SESSION_ID=$(curl -s -D - -X POST http://192.168.71.7:8000/mcp \
-H "Content-Type: application/json" \
-H "Accept: application/json, text/event-stream" \
-H "Authorization: Bearer $XINIUDATA_MCP_TOKEN" \
-d '{
"jsonrpc": "2.0",
"method": "initialize",
"params": {
"protocolVersion": "2024-11-05",
"capabilities": {},
"clientInfo": {"name": "mcp-calculator", "version": "1.0.0"}
},
"id": 1
}' | grep -i "mcp-session-id" | awk '{print $2}' | tr -d '\r')
# 2. 发送 initialized 通知
curl -s -X POST http://192.168.71.7:8000/mcp \
-H "Content-Type: application/json" \
-H "Accept: application/json, text/event-stream" \
-H "Authorization: Bearer $XINIUDATA_MCP_TOKEN" \
-H "mcp-session-id: $SESSION_ID" \
-d '{"jsonrpc":"2.0","method":"notifications/initialized"}'
# 3. 调用 add 工具
curl -s -X POST http://192.168.71.7:8000/mcp \
-H "Content-Type: application/json" \
-H "Accept: application/json, text/event-stream" \
-H "Authorization: Bearer $XINIUDATA_MCP_TOKEN" \
-H "mcp-session-id: $SESSION_ID" \
-d '{
"jsonrpc": "2.0",
"method": "tools/call",
"params": {"name": "add", "arguments": {"a": 123, "b": 456}},
"id": 2
}'
# 或者调用 subtract 工具
curl -s -X POST http://192.168.71.7:8000/mcp \
-H "Content-Type: application/json" \
-H "Accept: application/json, text/event-stream" \
-H "Authorization: Bearer $XINIUDATA_MCP_TOKEN" \
-H "mcp-session-id: $SESSION_ID" \
-d '{
"jsonrpc": "2.0",
"method": "tools/call",
"params": {"name": "subtract", "arguments": {"a": 100, "b": 30}},
"id": 3
}'