It accepts a phrase and then (hopefully) returns the same sentiment but expressed using Non-Violent Commuication.
The crux of the customizability is actually quite simple. I did not fine-tune GPT to understand something as complex and nuanced as communication in a romantic relationship. I just used prompt engineering to focus GPT’s efforts:
Try it out in the UI and then try it out on your romantic partner. I am not liable for any breakups.