Data Processing

Object Key-Value Converter

Convert between different object key-value formats and manipulate object structures

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Quick start

Call this tool from your code in three languages.

cURL

curl -X POST 'https://api.elysiatools.com/en/api/tools/object-key-value-converter' \
  -H 'Content-Type: application/json' \
  -d '{"objectInput":"Enter your object data...","inputFormat":"json","convertMode":"none","outputFormat":"json","keyCase":"none","valueCase":"none","separator":"=","sortBy":"none"}'

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/object-key-value-converter

Parameters

Name	Type	Required	Description
objectInput	textarea	Yes	—
inputFormat	select	Yes	—
convertMode	select	Yes	—
outputFormat	select	Yes	—
keyCase	select	Yes	—
valueCase

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-object-key-value-converter": {
      "name": "object-key-value-converter",
      "description": "Convert between different object key-value formats and manipulate object structures",
      "baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=object-key-value-converter",
      "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": "object-key-value-converter",
    "arguments": {
  "objectInput": "Enter your object data...",
  "inputFormat": "json",
  "convertMode": "none",
  "outputFormat": "json",
  "keyCase": "none",
  "valueCase": "none",
  "separator": "=",
  "sortBy": "none"
}
  }
}

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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