AI Regex Explainer

Use AI to break down regular expressions into readable explanations

This tool analyzes regular expressions and provides: - **Segment-by-segment breakdown**: Each part of the regex is explained with its position and meaning - **Complexity assessment**: Rates the regex from simple to very complex - **Dialect compatibility**: Shows differences between JavaScript, Python, PCRE, and other regex engines - **Example matches**: Shows strings that match and don't match the pattern - **Potential issues**: Warns about catastrophic backtracking risks and unsupported features Supported regex features: - Anchors: ^, $, \A, \Z, \b, \B - Character classes: [a-z], [^0-9], \d, \w, \s, \p{L} - Quantifiers: *, +, ?, {n}, {n,m}, *?, +?, ?? - Groups: (...), (?:...), (?=...), (?!...), (?<=...), (?<!...) - Escape sequences: \t, \n, \r, \xhh, \uhhhh - Flags: g, i, m, s, u, y, d

API Documentation

Request Endpoint

POST /en/api/tools/ai-regex-explainer

Request Parameters

Parameter Name	Type	Required	Description
regexPattern	text	Yes	The regular expression pattern to analyze
regexFlags	text	No	Optional flags like g, i, m, s, u, y, d
targetLanguage	select	No	The regex engine/dialect to check compatibility against
includeExamples	checkbox	No	Generate example matching and non-matching strings
explainDialects	checkbox	No	Show compatibility notes for different regex engines
useAI	checkbox	No	Use AI (DeepSeek V3.2) to generate more detailed explanations

Response Format

{
  "key": {...},
  "metadata": {
    "key": "value"
  },
  "error": "Error message (optional)",
  "message": "Notification message (optional)"
}

JSON Data: JSON Data

AI MCP Documentation

Add this tool to your MCP server configuration:

{
  "mcpServers": {
    "elysiatools-ai-regex-explainer": {
      "name": "ai-regex-explainer",
      "description": "Use AI to break down regular expressions into readable explanations",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=ai-regex-explainer",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

You can chain multiple tools, e.g.: `https://elysiatools.com/mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp`, max 20 tools.

If you encounter any issues, please contact us at [email protected]