AI & Prompt Tools · Free tool
AI Regex Generator
Describe what you want to match in plain English — get a canonical regex (email, URL, phone, UUID, etc.) plus a live test.
Updated April 2026
Pattern
/[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}/Explanation
Local part, @, domain, TLD 2+ chars.
Matches (2)
- jay@freetoolarea.com
- support@example.org
These are common patterns, not strict validators. For email validation, rely on real send-verification — regex alone can accept or reject edge cases.
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What it does
Turn plain-English descriptions into battle-tested regex, with live testing against a sample string.
Runs entirely in your browser — no upload, no account, no watermark. For more tools in this category see the full tools index.
How to use it
- Describe the match.
- Pick a sample string.
- Copy the regex.
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