Data Processing
CSV Column Selector
Select specific columns from CSV data by column names or indices. Perfect for extracting relevant data from large CSV files with many columns.
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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/csv-column-selector' \
-H 'Content-Type: application/json' \
-d '{"csvInput":"Enter your CSV data (first row should contain headers)...","delimiter":",","columnSelectionMethod":"by_name","selectedColumns":"Enter column names, indices, or ranges depending on selection method","outputDelimiter":",","includeHeader":true,"skipEmptyColumns":false,"trimValues":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/csv-column-selectorParameters
| Name | Type | Required | Description |
|---|---|---|---|
| csvInput | textarea | Yes | — |
| delimiter | select | Yes | — |
| columnSelectionMethod | select | Yes | — |
| selectedColumns | text | Yes | For "By Name": column1,column2,column3 For "By Index": 1,3,5 For "By Range": 1-3,5,7-9 |
| outputDelimiter | select | Yes |
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-csv-column-selector": {
"name": "csv-column-selector",
"description": "Select specific columns from CSV data by column names or indices. Perfect for extracting relevant data from large CSV files with many columns.",
"baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=csv-column-selector",
"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": "csv-column-selector",
"arguments": {
"csvInput": "Enter your CSV data (first row should contain headers)...",
"delimiter": ",",
"columnSelectionMethod": "by_name",
"selectedColumns": "Enter column names, indices, or ranges depending on selection method",
"outputDelimiter": ",",
"includeHeader": true,
"skipEmptyColumns": false,
"trimValues": 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).