Format Conversion
JSON to CSV Converter
Convert JSON data to CSV format with customizable formatting options
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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/json-to-csv' \
-H 'Content-Type: application/json' \
-d '{"jsonInput":"Enter JSON data (array or object)...","delimiter":",","includeHeaders":true,"quoteFields":true,"dateFormat":"iso","nestedHandling":"flatten"}'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/json-to-csvParameters
| Name | Type | Required | Description |
|---|---|---|---|
| jsonInput | textarea | Yes | — |
| delimiter | text | No | — |
| includeHeaders | checkbox | No | — |
| quoteFields | checkbox | No | — |
| dateFormat | select | No | — |
| nestedHandling |
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-json-to-csv": {
"name": "json-to-csv",
"description": "Convert JSON data to CSV format with customizable formatting options",
"baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=json-to-csv",
"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": "json-to-csv",
"arguments": {
"jsonInput": "Enter JSON data (array or object)...",
"delimiter": ",",
"includeHeaders": true,
"quoteFields": true,
"dateFormat": "iso",
"nestedHandling": "flatten"
}
}
}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]