Just wait it out, Google will either build something like it or buy Shortwave.
Edit: Oh, OpenAI is partially owned by Microsoft so unlikely at this point. The real tech here is OpenAI APIs. Swapping it out on the backend with something else could drastically change it's usefulness.
Edit: Oh, OpenAI is partially owned by Microsoft so unlikely at this point. The real tech here is OpenAI APIs. Swapping it out on the backend with something else could drastically change it's usefulness.