# In-App

Nexx360 provides an API endpoint compatible with Prebid Mobile SDK for in-app header bidding on iOS and Android applications.

## Endpoint

POST <https://fast.nexx360.io/inapp>

## Supported Ad Formats

| Format           | Description                                                  |
| ---------------- | ------------------------------------------------------------ |
| **Banner**       | Standard formats: 300x250, 320x50, 320x100, 640x100, 640x200 |
| **Interstitial** | Full-screen ads: 320x480 (portrait), 480x320 (landscape)     |
| **Video**        | Instream video with VAST 2.0 - 4.3 support                   |
| **Native**       | Native 1.2 format with customizable assets                   |

## SDK Support

### MRAID Support

Mobile Rich Media Ad Interface Definitions (MRAID) is automatically supported:

* MRAID 1.0, 2.0, and 3.0
* Interactive ad experiences
* Viewability tracking via MRAID state events

### OMID Support

Open Measurement SDK (OMID) for third-party viewability measurement is automatically enabled when:

* The request is sent to the `/inapp` endpoint
* Or `source.ext.omidpv` is provided in the request

## Configuration

The publisher can rely on Prebid Mobile SDK documentation.

### iOS

The global documentation is available below

{% embed url="<https://docs.prebid.org/prebid-mobile/pbm-api/ios/code-integration-ios.html>" %}

On page <https://docs.prebid.org/prebid-mobile/pbm-api/ios/code-integration-ios.html#set-prebid-server>, `PREBID_SERVER_AUCTION_ENDPOINT` is now `https://fast.nexx360.io/inapp`

On pages similar to <https://docs.prebid.org/prebid-mobile/pbm-api/ios/ios-sdk-integration-gam-original-api.html#banner-api> replace CONFIG\_ID per stored\_request\_id from Nexx360 such as `testnexx`

#### iOS-Specific Identifiers

| Field             | Description                                  |
| ----------------- | -------------------------------------------- |
| `device.ifa`      | IDFA (Identifier for Advertisers)            |
| `device.ext.atts` | App Tracking Transparency status (iOS 14.5+) |
| `device.ext.ifv`  | Identifier for Vendor                        |
| `device.lmt`      | Limit Ad Tracking flag                       |

### Android

The global documentation is available below

{% embed url="<https://docs.prebid.org/prebid-mobile/pbm-api/android/code-integration-android.html>" %}

On page <https://docs.prebid.org/prebid-mobile/pbm-api/android/code-integration-android.html#set-prebid-server>, `PREBID_SERVER_AUCTION_ENDPOINT` is now `https://fast.nexx360.io/inapp`

On pages similar to <https://docs.prebid.org/prebid-mobile/pbm-api/android/android-sdk-integration-gam-original-api.html#html-banner> replace CONFIG\_ID per stored\_request\_id from Nexx360 such as `testnexx`

#### Android-Specific Identifiers

| Field           | Description                               |
| --------------- | ----------------------------------------- |
| `device.ifa`    | AAID (Android Advertising ID)             |
| `device.lmt`    | Limit Ad Tracking flag                    |
| `device.mccmnc` | Mobile Country Code / Mobile Network Code |

## Privacy & Consent

GDPR consent is supported via the standard OpenRTB fields:

```json
"regs": {
    "ext": {
        "gdpr": 1
    }
},
"user": {
    "ext": {
        "consent": "BOEFEAyOEFEAyAHABDENAI4AAAB9vABAASA"
    }
}
```


---

# 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://developer.nexx360.io/integration-methods/inapp.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.