# VAST video & IAS measurement ## **What is IAS pixel for VAST video?** Eskimi supports IAS third party pixels via the piggy back method, where the Eskimi append the IAS pixel tag directly on creatives prior to platform upload. To measure performance on IAS for video, VAST video creative must be wraped into IAS wraper. This is a small pixel code that can be implemented directly and automatically through Eskimi platform.
**IAS Solution** | **Explanation** | **Requirements** |
Multimedia Tag Monitoring | Video tracking tag that will work across desktop, CTV, mobile & in-app. Can measure viewability, set to not block | Requires a VPAID player/publisher support & 3rd party ad serving |
Multimedia Tag Blocking | Video tracking tag that will work across desktop, CTV, mobile & in-app. Can measure viewability, set to block | Requires a VPAID player/publisher support & 3rd party ad serving |
Unified Video Pixel | Video tracking tag that will work across desktop, CTV, mobile & in-app. Cannot measure viewability or block | Requires a VAST player & 3rd party ad serving |