https://arstechnica.com/information-technology/2023/03/chatgpt-and-whisper-apis-debut-allowing-devs-to-integrate-them-into-apps/

On Wednesday, OpenAI announced the availability of developer APIs for its popular ChatGPT and Whisper AI models that will let developers integrate them into their apps. An API (application programming interface) is a set of protocols that allows different computer programs to communicate with each other. In this case, app developers can extend their apps' abilities with OpenAI technology for an ongoing fee based on usage.