Math & Numbers
Calculate a weighted average from paired values and weights, with contribution and normalized weight details
Call this tool from your code in three languages.
curl -X POST 'https://api.elysiatools.com/en/api/tools/weighted-average-calculator' \
-H 'Content-Type: application/json' \
-d '{"values":"90, 85, 95","weights":"0.3, 0.2, 0.5","decimalPlaces":2,"normalizeWeightsInOutput":true}'Send a POST request with your inputs as JSON. File parameters require a separate upload first.
POST https://api.elysiatools.com/en/api/tools/weighted-average-calculator| Name | Type | Required | Description |
|---|---|---|---|
| values | textarea | Yes | — |
| weights | textarea | Yes | — |
| decimalPlaces | number | No | — |
| normalizeWeightsInOutput | checkbox | No | — |
JSON result
{
"key": {...},
"metadata": {
"key": "value"
},
"error": "Error message (optional)",
"message": "Notification message (optional)"
}Add this tool to your Model Context Protocol server so AI agents can list and call it.
Add this block to your MCP client configuration:
{
"mcpServers": {
"elysiatools-weighted-average-calculator": {
"name": "weighted-average-calculator",
"description": "Calculate a weighted average from paired values and weights, with contribution and normalized weight details",
"baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=weighted-average-calculator",
"command": "",
"args": [],
"env": {},
"isActive": true,
"type": "sse"
}
}
}After connecting to the SSE endpoint, list the exposed tools:
{
"jsonrpc": "2.0",
"id": 1,
"method": "tools/list"
}Invoke the tool by its id, passing arguments built from its parameters:
{
"jsonrpc": "2.0",
"id": 2,
"method": "tools/call",
"params": {
"name": "weighted-average-calculator",
"arguments": {
"values": "90, 85, 95",
"weights": "0.3, 0.2, 0.5",
"decimalPlaces": 2,
"normalizeWeightsInOutput": true
}
}
}Questions or issues? Contact [email protected]