oneAPI is an open, cross-industry, standards-based, unified, multiarchitecture, multi-vendor programming model that delivers a common developer experience across accelerator architectures for HPC and AI.
oneAPI is an industry collaboration to build an open ecosystem where developers can use open source and open spec programming model for HPC and AI instead of closed source ecosystem popularized by hardware vendors.
Our stack
Our stack can be described here - https://www.oneapi.io/spec/. It consists of a near metal runtime model that interfaces hardware components followed with toolkits on top of it.