# User Profiles - [What is User Profile](https://docs.authgear.com/integration/user-profiles/user-profile.md) - [Access User Profiles](https://docs.authgear.com/integration/user-profiles/access-user-profiles.md): Learn how to access User Profiles - [Update User Profiles](https://docs.authgear.com/integration/user-profiles/update-user-profiles.md): Guide on the different ways you can modify the profiles of the users of your application. - [Profile Custom Attributes](https://docs.authgear.com/integration/user-profiles/profile-custom-attributes.md): Learn how to add custom attributes to user profiles and manage existing custom attributes - [Update user profile on sign-up using Hooks](https://docs.authgear.com/integration/user-profiles/update-user-profile-on-sign-up-using-hooks.md): Learn how to update a User profile's custom attributes on sign-up using Hooks --- # Agent Instructions: 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: ``` GET https://docs.authgear.com/integration/user-profiles.md?ask= ``` The question should be specific, self-contained, and written in natural language. 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.