> For the complete documentation index, see [llms.txt](https://doce.charactbit.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doce.charactbit.com/technology-foundation/2d-live.md). # 2D Live 2D Live programs allow virtual characters to move in the live broadcasting. At this time, the character operates in a way that is motion-captured one according to the user's movement. Because the characters move like real people, viewers will see attractive characters full of life. It becomes a means to be more immersed in live broadcasting and draws deeper sympathy from broadcasters and viewers. Live 2D program enables the character to move according to facial expressions and gestures. --- # Agent Instructions This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com. ## Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter, and the optional `goal` query parameter: ``` GET https://doce.charactbit.com/technology-foundation/2d-live.md?ask=&goal= ``` `ask` is the immediate question: it should be specific, self-contained, and written in natural language. `goal` is optional and describes the broader end goal you are ultimately trying to accomplish on behalf of the user. GitBook uses it to tailor the answer towards what is most useful for that goal. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.