# Welcome


Welcome to the AWS IoT SiteWise API Reference. AWS IoT SiteWise is an AWS service that connects [Industrial Internet of Things (IIoT)](https://en.wikipedia.org/wiki/Internet_of_things#Industrial_applications) devices to the power of the AWS Cloud. For more information, see the [AWS IoT SiteWise User Guide](https://docs.aws.amazon.com/iot-sitewise/latest/userguide/). For information about AWS IoT SiteWise quotas, see [Quotas](https://docs.aws.amazon.com/iot-sitewise/latest/userguide/quotas.html) in the * AWS IoT SiteWise User Guide*.

This document was last published on April 14, 2026.