Development

AI Regex Explainer

Use AI to break down regular expressions into readable explanations

json· JSON resultOpen tool

Quick start

Call this tool from your code in three languages.

cURL

curl -X POST 'https://api.elysiatools.com/en/api/tools/ai-regex-explainer' \
  -H 'Content-Type: application/json' \
  -d '{"regexPattern":"e.g., ^[A-Z][a-z]+$","regexFlags":"e.g., gim","targetLanguage":"javascript","includeExamples":true,"explainDialects":true,"useAI":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/ai-regex-explainer

Parameters

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

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-ai-regex-explainer": {
      "name": "ai-regex-explainer",
      "description": "Use AI to break down regular expressions into readable explanations",
      "baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=ai-regex-explainer",
      "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": "ai-regex-explainer",
    "arguments": {
  "regexPattern": "e.g., ^[A-Z][a-z]+$",
  "regexFlags": "e.g., gim",
  "targetLanguage": "javascript",
  "includeExamples": true,
  "explainDialects": true,
  "useAI": 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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