# AWS Elemental MediaTailor Documentation

AWS Elemental MediaTailor is a personalization and monetization service that allows scalable server-side ad insertion. The service enables you to serve targeted ads to viewers while maintaining broadcast quality in over-the-top (OTT) video applications. The service also enables you to track ad views for accurate ad reporting.

- [User Guide](/mediatailor/latest/ug/what-is.html): Describes the components and features that AWS Elemental MediaTailor provides and how to use them.
- [API Reference](/mediatailor/latest/apireference/what-is.html): Describes all the AWS Elemental MediaTailor API operations in detail. Also provides sample requests, responses, and errors for the supported web services protocols.

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