Geography
Calculate area and perimeter from GPS coordinates on a map
Call this tool from your code in three languages.
curl -X POST 'https://api.elysiatools.com/en/api/tools/area-calculator-map' \
-H 'Content-Type: application/json' \
-d '{"coordinates":"Enter coordinates (one per line: lat,lon) or as JSON array","unit":"squareMeters"}'Send a POST request with your inputs as JSON. File parameters require a separate upload first.
POST https://api.elysiatools.com/en/api/tools/area-calculator-map| Name | Type | Required | Description |
|---|---|---|---|
| coordinates | textarea | Yes | Enter GPS coordinates as latitude,longitude pairs (one per line) or JSON format: [{"lat": 40.7128, "lon": -74.0060}, ...] |
| unit | select | Yes | — |
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-area-calculator-map": {
"name": "area-calculator-map",
"description": "Calculate area and perimeter from GPS coordinates on a map",
"baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=area-calculator-map",
"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": "area-calculator-map",
"arguments": {
"coordinates": "Enter coordinates (one per line: lat,lon) or as JSON array",
"unit": "squareMeters"
}
}
}Questions or issues? Contact [email protected]