Free Tool

Regex Pattern Builder

Describe what you want to match in plain English, choose your programming language, and get a comprehensive regex prompt you can use with ChatGPT, Claude, or any AI assistant.

Pattern Description

Programming Language

Match Requirements

Test Strings (optional)

Additional Context (optional)

How It Works

Describe Your Pattern

Write what you want to match in plain English. No regex knowledge needed.

Choose Language & Options

Select your programming language and matching options like case sensitivity or multiline mode.

Get Your Regex Prompt

Copy the generated prompt and use it with your favorite AI assistant.