This article presents a good overview of the current state of the biggest players corporate in AI in terms of making their AI tools available to developers and other companies.The very good news is that even companies like Apple are publishing about their progress and most are going Open Source.
The bad news is that while this makes what could have been the biggest obstacle to adoption very affordable, substantial development will still be required for each application, and huge training data sets will always be required for the most powerful AI.