Usage of artifical intelligence (AI) and large language models (LLM) to write code, comments, documentation etc. is the hottest topic for months now. Most of that attention is directed to the ChatGPT but by no means it’s the only game in town. Today I want to explore Character.AI and contrast it to the previous article in which I explored how ChatGPT writes Java code. Character.AI is actually a bunch of differently adjusted models which are known as characters (hence the name) that are claimed to be experts in different skills. The one that caught my attention is called Bug Basher and he claims to be Expert Programmer. Bold claims need bold evidence so let’s “grill” Bug Basher with writing some Java code!