ReadPo is an AI-powered reading and writing assistant that features a tool called Markdown Poster, enabling users to create elegant graphic posters with Markdown syntax. This tool not only allows customization of text themes, backgrounds, and font sizes, but also lets users export the posters as images or copy them to the clipboard. With the poster rendering API, ReadPo can be integrated into platforms such as websites, bots, ChatGPT, Coze, etc., enhancing the visual output.