Finance
Solve for the monthly contribution needed to reach a savings goal (with interest and compounding), or for the time required to reach the goal with a fixed monthly deposit. Optional inflation adjustment. Uses monthly compounding rollup.
Call this tool from your code in three languages.
curl -X POST 'https://api.elysiatools.com/en/api/tools/savings-calculator' \
-H 'Content-Type: application/json' \
-d '{"mode":"required-contribution","targetAmount":50000,"currentSavings":5000,"annualInterestRate":4,"years":5,"monthlyContribution":0,"compoundingFrequency":"monthly","inflationRate":0,"decimalPlaces":2}'Send a POST request with your inputs as JSON. File parameters require a separate upload first.
POST https://api.elysiatools.com/en/api/tools/savings-calculator| Name | Type | Required | Description |
|---|---|---|---|
| mode | select | No | — |
| targetAmount | number | Yes | — |
| currentSavings | number | No | — |
| annualInterestRate | number | No | — |
| years | number | No | — |
| monthlyContribution |
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-savings-calculator": {
"name": "savings-calculator",
"description": "Solve for the monthly contribution needed to reach a savings goal (with interest and compounding), or for the time required to reach the goal with a fixed monthly deposit. Optional inflation adjustment. Uses monthly compounding rollup.",
"baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=savings-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": "savings-calculator",
"arguments": {
"mode": "required-contribution",
"targetAmount": 50000,
"currentSavings": 5000,
"annualInterestRate": 4,
"years": 5,
"monthlyContribution": 0,
"compoundingFrequency": "monthly",
"inflationRate": 0,
"decimalPlaces": 2
}
}
}| number |
| No |
| — |
| compoundingFrequency | select | No | — |
| inflationRate | number | No | — |
| decimalPlaces | number | No | — |
HTML result
{
"result": "<div>Processed HTML content</div>",
"error": "Error message (optional)",
"message": "Notification message (optional)",
"metadata": {
"key": "value"
}
}Questions or issues? Contact [email protected]