Finance
Future Value Calculator
Project today's amount (plus optional recurring contributions) forward with compound interest (FV). Supports a lump sum or lump sum + annuity, multiple compounding frequencies, a growth curve, and a per-period breakdown. FV = PV*(1+r)^n for a lump sum.
html· HTML resultOpen tool
Quick start
Call this tool from your code in three languages.
cURL
curl -X POST 'https://api.elysiatools.com/en/api/tools/future-value-calculator' \
-H 'Content-Type: application/json' \
-d '{"cashFlowType":"lump-sum","presentValue":10000,"recurringContribution":100,"interestRate":5,"periods":10,"compoundingFrequency":"1","decimalPlaces":2}'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/future-value-calculatorParameters
| Name | Type | Required | Description |
|---|---|---|---|
| cashFlowType | select | No | — |
| presentValue | number | Yes | — |
| recurringContribution | number | No | — |
| interestRate | number | Yes | — |
| periods | number | Yes | — |
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-future-value-calculator": {
"name": "future-value-calculator",
"description": "Project today's amount (plus optional recurring contributions) forward with compound interest (FV). Supports a lump sum or lump sum + annuity, multiple compounding frequencies, a growth curve, and a per-period breakdown. FV = PV*(1+r)^n for a lump sum.",
"baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=future-value-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": "future-value-calculator",
"arguments": {
"cashFlowType": "lump-sum",
"presentValue": 10000,
"recurringContribution": 100,
"interestRate": 5,
"periods": 10,
"compoundingFrequency": "1",
"decimalPlaces": 2
}
}
}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).