# Pixel API

:::info
Available since Jitsu v2.8.2
:::

Jitsu has a GIF Pixel API endpoint for tracking email opens, impressions of advertisements and other cases when:

* JavaScript is restricted
* only HTTP GET request is allowed
* only embedding an image is allowed

## Pixel Endpoint

This endpoint can be used as a `src` or `<img>` HTML tag to send events to Jitsu:

https://your-jitsu-domain.com/api/px/{event-type}

### Query Parameters

|                              | Description                                                                                   |
|------------------------------|-----------------------------------------------------------------------------------------------|
| `writekey`                   | Write Key of configured Jitsu Stream                                                          |
| `data`                       | base64 encoded event JSON payload                                                             |
| JSON path<br/>`path.to.node` | path to node where write the value                                                            |
| `process_headers`            | Boolean. Enrich event with user and page data from HTTP headers: `Referer` and `Cookies`      |
| `cookie_domain`              | When `process_headers=true` set Jitsu Anonymous Id cookie (`__eventn_id`) for provided domain |

### Examples

Pass base64 encoded JSON payload to image pixel:

```html
<img 
  src="https://your-domain.com/api/px/t?writekey=WRITEKEY&data=eyJ0eXBlIjoidHJhY2siLCJldmVudCI6InRlc3RfZXZlbnQifQ=="
/>
```

Pass event properties to image pixel:

```html
<img 
  src="https://your-domain.com/api/px/t?writekey=WRITEKEY&event=mail_open&properties.title=MyEmail"
/>
```