# Welcome
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## Amazon IoT Events
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 Amazon IoT Events monitors your equipment or device fleets for failures or changes in operation, and triggers actions when such events occur. You can use Amazon IoT Events API operations to create, read, update, and delete inputs and detector models, and to list their versions.

## Amazon IoT Events Data
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 Amazon IoT Events monitors your equipment or device fleets for failures or changes in operation, and triggers actions when such events occur. You can use Amazon IoT Events Data API commands to send inputs to detectors, list detectors, and view or update a detector's status.

 For more information, see [What is Amazon IoT Events?](https://docs.amazonaws.cn/iotevents/latest/developerguide/what-is-iotevents.html) in the * Amazon IoT Events Developer Guide*.