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Data Visualization

Treemap Generator

Render hierarchical data as a squarified treemap where area encodes each item's share

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/treemap-generator' \
  -H 'Content-Type: application/json' \
  -d '{"chartData":"{\n  \"name\": \"Budget\",\n  \"children\": [\n    { \"name\": \"Engineering\", \"value\": 120 },\n    { \"name\": \"Marketing\", \"value\": 80 },\n    { \"name\": \"Sales\", \"children\": [\n      { \"name\": \"Direct\", \"value\": 50 },\n      { \"name\": \"Partner\", \"value\": 30 }\n    ]}\n  ]\n}","chartTitle":"Annual Budget","colorScheme":"default","showLabels":true,"showValues":false,"showPercentages":true,"borderWidth":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/treemap-generator

Parameters

NameTypeRequiredDescription
chartDatatextareaYesJSON hierarchy: each node has a name, optional value for leaves, optional children
chartTitletextNo—
colorSchemeselectYes—
showLabelscheckboxNo—
showValuescheckboxNo—

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showPercentagescheckboxNo—
borderWidthrangeNo—

Response format

HTML result

JSON
{
  "result": "<div>Processed HTML content</div>",
  "error": "Error message (optional)",
  "message": "Notification message (optional)",
  "metadata": {
    "key": "value"
  }
}

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-treemap-generator": {
      "name": "treemap-generator",
      "description": "Render hierarchical data as a squarified treemap where area encodes each item's share",
      "baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=treemap-generator",
      "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": "treemap-generator",
    "arguments": {
  "chartData": "{\n  \"name\": \"Budget\",\n  \"children\": [\n    { \"name\": \"Engineering\", \"value\": 120 },\n    { \"name\": \"Marketing\", \"value\": 80 },\n    { \"name\": \"Sales\", \"children\": [\n      { \"name\": \"Direct\", \"value\": 50 },\n      { \"name\": \"Partner\", \"value\": 30 }\n    ]}\n  ]\n}",
  "chartTitle": "Annual Budget",
  "colorScheme": "default",
  "showLabels": true,
  "showValues": false,
  "showPercentages": true,
  "borderWidth": 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).

Questions or issues? Contact [email protected]

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