JSON Key Renamer

Batch rename JSON object keys with support for patterns, rules, and transformations. Perfect for API response formatting and data normalization.

JSON Input *

Rename Mode *

Rename Rules *

Case Conversion *

Maximum Depth

Include Array Object Elements

Handle Naming Conflicts *

Preserve Original Keys in Output

API Documentation

Request Endpoint

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

Request Parameters

Parameter Name	Type	Required	Description
jsonInput	textarea	Yes	-
renameMode	select	Yes	-
renameRules	textarea	Yes	-
caseConversion	select	Yes	-
maxDepth	number	No	-
includeArrays	checkbox	No	-
handleConflicts	select	Yes	-
preserveOriginal	checkbox	No	-

Response Format

{
  "key": {...},
  "metadata": {
    "key": "value"
  },
  "error": "Error message (optional)",
  "message": "Notification message (optional)"
}

JSON Data: JSON Data

AI MCP Documentation

Add this tool to your MCP server configuration:

{
  "mcpServers": {
    "elysiatools-json-key-renamer": {
      "name": "json-key-renamer",
      "description": "Batch rename JSON object keys with support for patterns, rules, and transformations. Perfect for API response formatting and data normalization.",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=json-key-renamer",
      "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]