CustomGPT is praised for its ease of use and ability to create personalized chatbots without coding, making it a valuable tool for enhancing business processes. Users appreciate its straightforward setup and the potential to integrate with ChatGPT. However, some users express concerns about reliability and the lack of a free trial. A maker review from Shopifinity Engine™ highlights the accuracy and reliability of CustomGPT's AI, adding credibility to its performance. Overall, it is seen as a promising tool with room for improvement.