# HIP Runtime API Reference {#mainpage} This is the full HIP Runtime API reference. The API is organized into [modules](modules.html) based on functionality. ## List of Modules - @ref GlobalDefs - @ref Driver - @ref Device - @ref Execution - @ref Error - @ref Stream - @ref StreamM - @ref Event - @ref Memory - @ref External - @ref MemoryM - @ref StreamO - @ref PeerToPeer - @ref Context - @ref ContextD - @ref Module - @ref Occupancy - @ref Profiler - @ref Clang - @ref Texture - @ref TextureD - @ref Runtime - @ref Callback - @ref Graph - @ref Virtual - @ref GL - @ref Surface