# ChatGPT-4 AI Worlds games use the state-of-the-art GPT-4 large language model, which offers significant improvements over its predecessor, GPT-4. These improvements include optimized performance, refined instruction following, reproducible output, parallel function calling, and more. GPT-4 has the ability to accept images as input. This functionality opens up a variety of use cases, including but not limited to generating captions, performing detailed analysis of real-world images, and processing documents containing figures. This model excels at solving complex problems with greater accuracy than previous iterations of the model, due to its extensive general knowledge and advanced reasoning capabilities. Overall, by leveraging the advanced capabilities of GPT-4, AI Worlds games can transcend the limitations of one-dimensional experiences and provide players with dynamic and personalized interactions. GPT-4's enhanced natural language processing enables a range of complex and varied dialog options, adding a sense of originality to character interactions. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://ai-worlds.gitbook.io/ai-worlds/tech-stack/chatgpt-4.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.