Text Processing

Thousands Separator

Add thousand separators to long numbers (supports comma, dot, space, and custom separators)

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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/thousands-separator' \
  -H 'Content-Type: application/json' \
  -d '{"inputText":"Enter numbers or text with numbers to format...","separator":"comma","decimalMark":"dot","customSeparator":"Enter a single character...","formatAll":false,"preserveDecimal":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/thousands-separator

Parameters

Name	Type	Required	Description
inputText	textarea	Yes	—
separator	select	No	—
decimalMark	select	No	—
customSeparator	text	No	—
formatAll	checkbox	No	—
preserveDecimal

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-thousands-separator": {
      "name": "thousands-separator",
      "description": "Add thousand separators to long numbers (supports comma, dot, space, and custom separators)",
      "baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=thousands-separator",
      "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": "thousands-separator",
    "arguments": {
  "inputText": "Enter numbers or text with numbers to format...",
  "separator": "comma",
  "decimalMark": "dot",
  "customSeparator": "Enter a single character...",
  "formatAll": false,
  "preserveDecimal": 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).

Questions or issues? Contact [email protected]

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