# Request Customization

By passing these additional parameters you can customize the request to our web scraping api according to your demands.

| Parameter              | Description                                                                                                                                                                                                                                                                                                                                                                                                                            |
| ---------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **`dynamic`**          | <p>You can use this parameter for JS rendering. It is a boolean so you have to use it like this <strong><code>dynamic=true</code></strong>. Our servers will render JavaScript for that page and will return you the resulting HTML code. <br><br>The cost of using this param is <strong>5 credits</strong> with normal proxies and if you want to use it with premium residential proxies then <strong>25 credits</strong>.</p>      |
| **`premium`**          | <p>When you want to use the premium residential proxy instead of the normal rotating proxy then you can use this param. This is also a boolean so you can access it by setting it to <strong><code>premium=true</code></strong>. This feature will use a USA residential proxy by default.<br><br>The cost of using this feature is 10 credits and 25 credits if used with JS rendering <strong><code>dynamic=true</code></strong></p> |
| **`custom_headers`**   | When you set **`custom_header=true`** our server allows you to pass your own headers.                                                                                                                                                                                                                                                                                                                                                  |
| **`wait`**             | <p>wait parameter is a time in milliseconds that can be used with the combination of <strong><code>dynamic=true</code></strong> in order to wait and load the website completely. <br><br>The value of wait can be any whole number between <strong>0 and 35000</strong>. <br><br>Example - <strong><code>wait=5000</code></strong></p>                                                                                                |
| **`country`**          | This parameter helps you access the geotargeting feature. You can pass any country's [ISO code](https://en.wikipedia.org/wiki/List_of_ISO_3166_country_codes) in order to send a request from that location. Like **`country=gb`** will use United Kingdom proxies.                                                                                                                                                                    |
| **`session_number`**   | <p>You can this parameter if you want to reuse the same proxy for multiple requests. You can set any string value to session\_number while making the request.<br><br>Cost does not change when you use this feature.</p>                                                                                                                                                                                                              |
| **`image`**            | <p>You can use this parameter if you want to scrape image URLs.<br><br>Type - <strong><code>Boolean</code></strong></p>                                                                                                                                                                                                                                                                                                                |
| **`formats`**          | <p>This parameter is used to get data in different formats. It is set to <code>html</code> by default.<br><br>Possible Values: <code>html</code>, <code>links</code>, <code>markdown</code>, <code>summary</code>, and <code>images</code>.<br><br>Type - <strong><code>String</code></strong></p>                                                                                                                                     |
| **`ai_query`**         | <p>This parameter is used to pass the user prompt to get the AI-optimized response.<br><br>Example - <code>get me the price of the product</code></p>                                                                                                                                                                                                                                                                                  |
| **`ai_extract_rules`** | <p>This parameter is used to extract data from pages without parsing the HTML yourself, you can include AI extraction rules in your API request.<br><br>Example - <code>{"price": "$4"}</code></p>                                                                                                                                                                                                                                     |