# Smart Filters

Smart filters allow you to filter out respondents using a natural language based search. In order to trigger the smart filter search you will need to start your search by the @ char followed by the natural search prompt of your choice.

<figure><img src="/files/884N3cTu1eKhcKHNxX1Z" alt=""><figcaption></figcaption></figure>

**Examples of Smart Filters in Action**

* "Show responses from users aged 25 or above in the last 7 days."
* "Get customers who purchased over 10 products from us"
* "Highlight feedback with low satisfaction scores."


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# 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.ngsurvey.com/ai-suite/smart-filters.md?ask=<question>
```

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.