Promptitude.io is a platform that helps businesses and individuals integrate GPT into their apps and workflows. It provides a user-friendly interface for creating and editing prompts, the ability to test prompts with user feedback, and the ability to manage multiple prompts and AI providers in one place. Promptitude.io also offers a variety of services, such as GPT coaching, prompt engineering, and turnkey projects, to help businesses and individuals get the most out of GPT.