AI Pay revolutionizes website monetization by offering seamless integration of AI capabilities without the hassle of managing payments or server setups. This innovative tool empowers websites to enhance user experiences using AI APIs such as Chat GPT, embeddings, and image generation. Through a browser extension, users can allocate a budget and activate an AI Pay session on specific websites. This session enables websites to leverage AI functionalities cost-free as long as the user's budget allows, significantly enriching the website's features and user interactions. AI Pay supports the deployment of open-source GPT applications, ensuring users can enjoy advanced AI technologies without managing API keys or hosting infrastructure. Moreover, it facilitates the creation of developer documentation chatbots, presenting a new income opportunity for open-source developers. Websites adopting AI Pay benefit from a novel monetization model, earning revenue through a markup on AI usage costs. Additionally, they receive a 5% share of future credit purchases made by users who initially use their website via AI Pay. In essence, AI Pay offers a streamlined solution for websites to integrate AI seamlessly, enhance user engagement, and establish a sustainable revenue stream without relying on traditional advertising methods.