JSON Key Extractor

Extract all keys from JSON objects with multiple output formats. Perfect for analyzing JSON structure, documentation generation, and understanding complex nested objects.

API Documentation

Request Endpoint

POST /en/api/tools/json-key-extractor

Request Parameters

Parameter Name	Type	Required	Description
jsonInput	textarea	Yes	-
outputFormat	select	Yes	-
flattenKeys	checkbox	No	Convert nested keys to dot notation (e.g., "user.profile.name")
includeTypes	checkbox	No	Include the data type of each key (string, number, boolean, object, array, null)
includePath	checkbox	No	Include the full path to each key in nested objects
sortBy	select	Yes	-
removeDuplicates	checkbox	No	Remove duplicate keys when they appear in multiple locations
maxDepth	number	No	-

Response Format

{
  "result": "Processed text content",
  "error": "Error message (optional)",
  "message": "Notification message (optional)",
  "metadata": {
    "key": "value"
  }
}

Text: Text

AI MCP Documentation

Add this tool to your MCP server configuration:

{
  "mcpServers": {
    "elysiatools-json-key-extractor": {
      "name": "json-key-extractor",
      "description": "Extract all keys from JSON objects with multiple output formats. Perfect for analyzing JSON structure, documentation generation, and understanding complex nested objects.",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=json-key-extractor",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

You can chain multiple tools, e.g.: `https://elysiatools.com/mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp`, max 20 tools.

If you encounter any issues, please contact us at [email protected]