# Operations

This section provides information about the operations required when constructing graphs with Qualcomm® AI Engine Direct [API](https://docs.qualcomm.com/doc/80-63442-50/topic/api.html).

- [Supported Operations](https://docs.qualcomm.com/doc/80-63442-50/topic/SupportedOps.html)
- [Op Definition Revision History](https://docs.qualcomm.com/doc/80-63442-50/topic/opdef_version_history.html)
- [Backend Specific Revision History](https://docs.qualcomm.com/doc/80-63442-50/topic/opdef_version_history.html#backend-specific-revision-history)

## Operation definitions

- [Common Terminology](https://docs.qualcomm.com/doc/80-63442-50/topic/terminology.html)
- [Master Definitions](https://docs.qualcomm.com/doc/80-63442-50/topic/MasterOpDef.html)

## Block operators

- [Block Op Overview](https://docs.qualcomm.com/doc/80-63442-50/topic/blockop_overview.html)
- [Block Op Usage](https://docs.qualcomm.com/doc/80-63442-50/topic/blockop_usage.html)
- [Block Op Definitions](https://docs.qualcomm.com/doc/80-63442-50/topic/blockop_definitions.html)

## Backend supplements

- [CPU](https://docs.qualcomm.com/doc/80-63442-50/topic/CpuOpDefSupplement.html)
- [DSP](https://docs.qualcomm.com/doc/80-63442-50/topic/DspOpDefSupplement.html)
- [GPU](https://docs.qualcomm.com/doc/80-63442-50/topic/GpuOpDefSupplement.html)
- [HTP](https://docs.qualcomm.com/doc/80-63442-50/topic/HtpOpDefSupplement.html)
- [HTA](https://docs.qualcomm.com/doc/80-63442-50/topic/HtaOpDefSupplement.html)
- [LPAI](https://docs.qualcomm.com/doc/80-63442-50/topic/LpaiOpDefSupplement.html)

Last Published: Oct 10, 2025

[Previous Topic
Benchmark dependencies](https://docs.qualcomm.com/bundle/publicresource/80-63442-50/topics/benchmarking.md) [Next Topic
Supported Operations](https://docs.qualcomm.com/bundle/publicresource/80-63442-50/topics/SupportedOps.md)