AI Regex Generator

Generate Regular Expressions using plain English descriptions powered by AI

Back to Tools

Describe Your Pattern

Pattern Description

Describe the pattern you want to match in plain English

How to Use This Tool

The AI Regex Generator is easy to use:

Describe what you want to match: Type a plain English description of the thing you want to match. Such as "Match a valid Gmail Address" or "Find all the phone numbers in US format".".
Generate regex: Just press the Generate Regex button and your Regex is created.
Paste the code into your project: Copy the generated regex code and use it in your project. The explanation helps you understand how it works.
Test and refine: Try the regex against your sample string. If that's not the case, tweak you description and regen your project.

Common Regex Patterns

Here are some common patterns you can generate with this tool. Simply describe what you need in the input field above.

Pattern Type	Example Description	Use Case
Email Address	"Match a valid Gmail address" or "Find email addresses"	Form validation, data extraction
Phone Number	"Match US phone numbers" or "Find phone numbers in format (XXX) XXX-XXXX"	Contact forms, data parsing
Date	"Match dates in MM/DD/YYYY format" or "Find dates in YYYY-MM-DD format"	Date validation, log parsing
URL	"Match valid URLs" or "Find HTTP and HTTPS URLs"	Link extraction, URL validation
Password	"Match strong passwords with 8+ characters, uppercase, lowercase, numbers, and symbols"	Password validation, security checks
Credit Card	"Match Visa credit card numbers" or "Find 16-digit credit card numbers"	Payment processing, data masking
IP Address	"Match IPv4 addresses" or "Find valid IP addresses"	Network configuration, log analysis
Postal Code	"Match US ZIP codes" or "Find 5-digit postal codes"	Address validation, shipping forms

About this tool

AI Regex Generator AI powered Regular Expression patterns generator in seconds from English. Google Gemini AI is used to power this tool which enables developers, data analysts and content creators as well with making complex regex patterns without knowing the syntax.

Just tell us what your pattern is (and what we should match), and get a regular expression in no time. Ideal for form validation, data extraction, text processing and search pattern generation.

Frequently Asked Questions

How does the AI Regex Generator work?

You describe the pattern you want to match in plain English, and our AI (powered by Google Gemini) generates the corresponding Regular Expression code along with an explanation of how it works.

What can I use regex for?

Regular expressions are used for form validation, data extraction, text search and replace, pattern matching in code, email validation, phone number formatting, URL parsing, and much more.

Is the generated regex code accurate?

The AI generates regex patterns based on best practices, but you should always test them with your specific use case. The tool provides explanations to help you understand and modify the patterns if needed.

Can I use the regex in any programming language?

The generated regex patterns follow JavaScript/TypeScript syntax, which is compatible with most modern programming languages. Some languages may require minor syntax adjustments.

Is my data stored when using this tool?

Your pattern descriptions are sent to the AI API for processing, but they are not stored permanently. The generated regex code is processed and returned immediately.

What are some common regex patterns I can generate?

You can generate patterns for email validation, phone numbers, dates, URLs, passwords, credit cards, postal codes, IP addresses, and any custom text pattern you can describe.

Related Tools

YouTube Title Generator

Generate viral YouTube titles and SEO tags with AI. Get high-CTR video ideas instantly.

AI Content Humanizer

Rewrite AI-generated text to make it sound like it was written by a human. Bypass AI detection filters.

AI Content Detector

Analyze text and estimate the percentage probability that it was generated by AI (ChatGPT, Gemini, Claude).

Smart JSON to TypeScript Converter

Convert JSON to TypeScript Interfaces instantly with AI. Better than standard converters - detects Enums, Dates, and Types automatically.

Universal AI Code Converter

Instantly convert code between 20+ languages using AI. Transform Python to Go, Java to TypeScript, React to Vue, and more free.

Need More Tools?

Explore our complete collection of free online tools and calculators.

Browse All Tools