Generator

Random String Generator

Generate random strings with customizable character sets, length, and patterns

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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/random-string-generator' \
  -H 'Content-Type: application/json' \
  -d '{"length":12,"quantity":1,"separator":"Separator between strings","includeUppercase":true,"includeLowercase":true,"includeNumbers":true,"includeSymbols":false,"customCharset":"Enter custom characters","excludeSimilar":false,"excludeAmbiguous":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/random-string-generator

Parameters

Name	Type	Required	Description
length	number	Yes	—
quantity	number	No	—
separator	text	No	—
includeUppercase	checkbox	No	—
includeLowercase	checkbox	No	—
includeNumbers

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-random-string-generator": {
      "name": "random-string-generator",
      "description": "Generate random strings with customizable character sets, length, and patterns",
      "baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=random-string-generator",
      "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": "random-string-generator",
    "arguments": {
  "length": 12,
  "quantity": 1,
  "separator": "Separator between strings",
  "includeUppercase": true,
  "includeLowercase": true,
  "includeNumbers": true,
  "includeSymbols": false,
  "customCharset": "Enter custom characters",
  "excludeSimilar": false,
  "excludeAmbiguous": 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]

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