# API reference

> For the complete documentation index, see [llms.txt](https://docs.oriondata.io/llms.txt)

Integrate Orion Data with your systems. Each API is versioned independently.

Pick the API you are integrating with. The reference opens at the latest version; switch versions from the selector next to the logo.

## Orion Data API

**[Orion Data API v1.3](https://docs.oriondata.io/api/orion-data/v1-3/)**

Latest version. Read-only API for extracting Devices and sensor data from Orion Data for reporting, analytics and integrations.

**[Orion Data API v1.2](https://docs.oriondata.io/api/orion-data/v1-2/)**

Deprecated. Read-only API for extracting Devices and sensor data from Orion Data for reporting, analytics and integrations.

**[Orion Data API v1.1](https://docs.oriondata.io/api/orion-data/v1-1/)**

Deprecated. Read-only API for extracting Devices and sensor data from Orion Data for reporting, analytics and integrations.