Math & Numbers
Sum Calculator
Calculate sum of numbers with partial sums, cumulative sums, and statistics
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Quick start
Call this tool from your code in three languages.
cURL
curl -X POST 'https://api.elysiatools.com/en/api/tools/sum-calculator' \
-H 'Content-Type: application/json' \
-d '{"numbersInput":"Enter numbers separated by commas, spaces, or newlines:\n10, 25, 30, 45, 20\n15 35 40 50","sumType":"total","groupSize":"2","decimalPlaces":2,"showBreakdown":true,"showStatistics":true}'API reference
Send a POST request with your inputs as JSON. File parameters require a separate upload first.
Endpoint
HTTP
POST https://api.elysiatools.com/en/api/tools/sum-calculatorParameters
| Name | Type | Required | Description |
|---|---|---|---|
| numbersInput | textarea | Yes | — |
| sumType | select | Yes | — |
| groupSize | number | No | — |
| decimalPlaces | range | Yes | — |
| showBreakdown | checkbox | No | — |
| showStatistics |
MCP integration
Add this tool to your Model Context Protocol server so AI agents can list and call it.
Server configuration
Add this block to your MCP client configuration:
mcp.json
{
"mcpServers": {
"elysiatools-sum-calculator": {
"name": "sum-calculator",
"description": "Calculate sum of numbers with partial sums, cumulative sums, and statistics",
"baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=sum-calculator",
"command": "",
"args": [],
"env": {},
"isActive": true,
"type": "sse"
}
}
}List available tools
After connecting to the SSE endpoint, list the exposed tools:
tools/list
{
"jsonrpc": "2.0",
"id": 1,
"method": "tools/list"
}Call this tool
Invoke the tool by its id, passing arguments built from its parameters:
tools/call
{
"jsonrpc": "2.0",
"id": 2,
"method": "tools/call",
"params": {
"name": "sum-calculator",
"arguments": {
"numbersInput": "Enter numbers separated by commas, spaces, or newlines:\n10, 25, 30, 45, 20\n15 35 40 50",
"sumType": "total",
"groupSize": "2",
"decimalPlaces": 2,
"showBreakdown": true,
"showStatistics": true
}
}
}Chain multiple tools in one session with a comma-separated toolId list, e.g. /mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp (max 20).
Questions or issues? Contact [email protected]