Data Processing
Data Column Extractor
Extract specific columns from tabular data with support for various formats and flexible column selection
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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/data-column-extractor' \
-H 'Content-Type: application/json' \
-d '{"dataInput":"Enter tabular data (CSV, TSV, etc.)...\nName,Age,City,Country\nJohn,25,New York,USA\nJane,30,London,UK\nBob,35,Paris,France","delimiter":"comma","customDelimiter":"Enter custom delimiter character","selectionMode":"index","columnSelection":"Enter column indices, names, or range","outputFormat":"csv","hasHeader":true,"includeHeaders":true,"trimWhitespace":true,"skipEmptyRows":true}'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/data-column-extractorParameters
| Name | Type | Required | Description |
|---|---|---|---|
| dataInput | textarea | Yes | — |
| delimiter | select | Yes | — |
| customDelimiter | text | No | — |
| selectionMode | select | Yes | — |
| columnSelection | text | Yes | — |
| outputFormat |
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-data-column-extractor": {
"name": "data-column-extractor",
"description": "Extract specific columns from tabular data with support for various formats and flexible column selection",
"baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=data-column-extractor",
"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": "data-column-extractor",
"arguments": {
"dataInput": "Enter tabular data (CSV, TSV, etc.)...\nName,Age,City,Country\nJohn,25,New York,USA\nJane,30,London,UK\nBob,35,Paris,France",
"delimiter": "comma",
"customDelimiter": "Enter custom delimiter character",
"selectionMode": "index",
"columnSelection": "Enter column indices, names, or range",
"outputFormat": "csv",
"hasHeader": true,
"includeHeaders": true,
"trimWhitespace": true,
"skipEmptyRows": true
}
}
}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).