> For the complete documentation index, see [llms.txt](https://docs.apex.win/apex-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.apex.win/apex-docs/user-guide.md). # User Guide APEX works on the xDAI chain, meaning that you will need to interact with the xDai network to create a smart wallet and orders. You will need xDai to create your smart wallet and xDai USDC to fund them. In order to do this we will discuss: 1. Setting up xDAI to interact with APEX 2. Acquiring xDai to pay for transaction fees 3. Creating a smart wallet 4. Funding your smart wallet with USDC 5. Creating orders If you prefer to watch a video, you can follow this link: