Math & Numbers
Number Rounding Tool
Round numbers with precision control, supporting different rounding methods and batch processing
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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/number-rounding-tool' \
-H 'Content-Type: application/json' \
-d '{"numbersInput":"Enter numbers separated by commas, spaces, or newlines:\n3.14159, 2.71828, 1.41421\n42.567 89.123 0.456","roundingMethod":"normal","decimalPlaces":2,"batchMode":true,"showOriginal":true,"showSteps":false}'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/number-rounding-toolParameters
| Name | Type | Required | Description |
|---|---|---|---|
| numbersInput | textarea | Yes | — |
| roundingMethod | select | Yes | — |
| decimalPlaces | number | No | — |
| batchMode | checkbox | No | — |
| showOriginal | checkbox | No | — |
| showSteps |
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-number-rounding-tool": {
"name": "number-rounding-tool",
"description": "Round numbers with precision control, supporting different rounding methods and batch processing",
"baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=number-rounding-tool",
"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": "number-rounding-tool",
"arguments": {
"numbersInput": "Enter numbers separated by commas, spaces, or newlines:\n3.14159, 2.71828, 1.41421\n42.567 89.123 0.456",
"roundingMethod": "normal",
"decimalPlaces": 2,
"batchMode": true,
"showOriginal": true,
"showSteps": false
}
}
}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]