# QairtBackend Note Some methods in this module are not yet implemented in the current release and will raise an exception if called. See the C API for full functionality. **Include:** `#include "QairtCppApi/QairtBackend.hpp"` Warning doxygenfile: Cannot find file “QairtCppApi/QairtBackend.hpp Last Published: Nov 09, 2026 [Previous Topic QairtTensor](https://docs.qualcomm.com/bundle/publicresource/80-63442-10/topics/cpp-api_QairtTensor.md) [Next Topic QairtDevice](https://docs.qualcomm.com/bundle/publicresource/80-63442-10/topics/cpp-api_QairtDevice.md)