TheoryChat AI

TheoryChat AI (simply known as TheoryChat) is an artificial intelligence chatbot made by Theorysonic, which was released on January 5, 2023, and is available in many countries. It competes with, , and Metrochat. It uses GPT-3.5 and GPT 4. It has it's own app for TSUG and PTSUG. It uses the freemium model, which means that free users can use the GPT-3.5 model, while subscribed users of TheoryChat Premium can also use GPT-4. It has recently added plugin support.