# Random Key Generator — MCP tool `findutils:random_key_generator`

Generate cryptographically random keys (API keys, tokens, secrets) and return them as a list of strings. Formats: hex, base64 (URL-safe characters only), alphanumeric, or base58. Optional uppercase and prefix. Default: five 32-character hex keys.

- Category: security
- MCP server: https://mcp.findutils.com/ (Streamable HTTP, no API keys, 120 req/min per IP)
- REST endpoint: POST https://api.findutils.com/api/tools/random-key-generator/execute (no API keys, 60 req/min per IP)
- Reference page: https://findutils.com/mcp/random-key-generator/
- Same tool on the other surface: https://findutils.com/api/random-key-generator/

## Connect

```bash
claude mcp add findutils --transport http https://mcp.findutils.com/
```

Claude Desktop (`claude_desktop_config.json`):

```json
{
  "mcpServers": {
    "findutils": {
      "url": "https://mcp.findutils.com/"
    }
  }
}
```

## Call the tool (verified example)

```bash
curl -X POST https://mcp.findutils.com/ \
  -H "Content-Type: application/json" \
  -d '{
    "jsonrpc": "2.0",
    "id": 1,
    "method": "tools/call",
    "params": {
      "name": "random_key_generator",
      "arguments": {
        "length": 32,
        "format": "hex",
        "count": 1
      }
    }
  }'
```

## Input schema

| Argument | Type | Required | Description |
|---|---|---|---|
| `length` | integer | no | Key length in characters (excluding prefix). Default: 32. Default: `32`. |
| `format` | string (hex \| base64 \| alphanumeric \| base58) | no | Character set. Default: hex. Default: `"hex"`. |
| `uppercase` | boolean | no | Uppercase the key (ignored for base64). Default: false. Default: `false`. |
| `prefix` | string | no | Optional prefix prepended to every key (e.g. "sk_live_"). |
| `count` | integer | no | How many keys to generate. Default: 5. Default: `5`. |

Example arguments (verified):

```json
{
  "length": 32,
  "format": "hex",
  "count": 1
}
```

## Also a REST endpoint

```bash
curl -X POST https://api.findutils.com/api/tools/random-key-generator/execute \
  -H "Content-Type: application/json" \
  -d '{
    "length": 32,
    "format": "hex",
    "count": 1
  }'

# Parameter schema
curl https://api.findutils.com/api/tools/random-key-generator
```

Full REST reference: https://findutils.com/api/random-key-generator/ · OpenAPI 3.1 spec: https://findutils.com/api/openapi.json

---
Full catalog: POST https://mcp.findutils.com/ with method `tools/list` · https://findutils.com/mcp/ · https://findutils.com/llms.txt