RegEx Helper is a GPT developed specifically to assist with activities related to regular expressions. This can include tasks such as pattern matching, data extraction, and validation. As a highly specialized AI tool, it harnesses the generative power of larger language models to facilitate sophisticated operations with regular expressions. This makes it particularly useful for developers, data scientists and others who regularly work with text data and need to perform complex pattern matching or data extraction tasks. It essentially functions as an 'expert system' for working with regular expressions. However, it's important to consider the nature of AI and its limitations. While it can offer highly relevant help and derive accurate solutions, users are advised to double-check the results and ensure they meet their specific requirements. Note that usage of this tool requires an active ChatGPT Plus subscription.