ChatGPT (OpenAI)

ChatGPT is an advanced language model developed by OpenAI, based on the GPT-4 architecture.”GPT” stands for “Generative Pre-trained Transformer,” designed for natural language processing.ChatGPT offers a general purpose AI chatbot assistant that can help with a variety of tasks in different areas.

You can use ChatGPT for free but it also offers a premium model based on subscription that can provide you with access to more advanced models and extra features like DALL-E, Custom GPTs, memory, File chat and more.