AiFilter is a Chrome extension developed by keweichen.cwsdeveloper that utilizes an OpenAI GPT model to assist users in filtering content according to their preferences. As major social media platforms like Twitter employ recommendation systems to generate personalized home feeds, users often desire greater control over their viewing experience. AiFilter allows users to input their preferences in textual form, enabling the underlying OpenAI model to determine the relevance of the content displayed in their home feed. If the content is deemed unrelated to the users' preferences, the extension helps in its removal. With inspiration from RecAlign, AiFilter provides a convenient way to personalize content filtering.