# Features - [Zero Trust moderation](https://docs.fullyst.com/features/zero-trust-moderation.md) - [Captcha](https://docs.fullyst.com/features/captcha.md): Captcha is not only about visual tests but for confirming is a user human or not. - [Captcha for chat members](https://docs.fullyst.com/features/captcha/captcha-for-chat-members.md): How Fullyst's captcha for Telegram chat works and how to pass it without hassle - [Hey, Fullyst!](https://docs.fullyst.com/features/hey-fullyst.md): “Hey, Fullyst!” is an AI solution for you and your chats. - [NSFW filtering](https://docs.fullyst.com/features/nsfw-filtering.md): Sometimes NSFW content shoul be removed as quickly as possible. Our Telegram bot will help you to remove NSFW images! --- # 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.fullyst.com/features.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.