ChatGPT: ChatGPT is a conversational AI model developed by OpenAI. It is based on the GPT (Generative Pre-trained Transformer) architecture and has been fine-tuned on a large dataset of conversational exchanges. ChatGPT can be used to generate human-like responses in a conversational context, such as chatbots or virtual assistants. It can also be used in other text generation tasks such as language translation, summarization and more.

ChatGPT is a simpler and more intuitive way to access OpenAI Text Writer, a machine learning model that can generate human-like text. It can be used to write articles, stories, and other types of content. It is part of OpenAI’s GPT (Generative Pre-trained Transformer) family of models. Both ChatGPT and the OpenAI writer playground can be used for similar purposes. The playground is more developer and research focused allowing the user to modify specific model variables.

• https://beta.openai.com/
• https://chat.openai.com/chat
• https://beta.openai.com/docs/guides/completion

OpenAI Codex: OpenAI Codex is a tool that allows developers to use machine learning models to create interactive fiction. It can be used to create games, stories, and other types of interactive content. 

• https://openai.com/blog/openai-codex/
• https://beta.openai.com/docs/guides/code

OpenAI DALL·E 2: OpenAI DALL·E 2 is a machine learning model that can generate images from natural language descriptions. It can be used for tasks such as image synthesis, text-to-image generation, and more. 

• https://openai.com/dall-e-2/
• https://beta.openai.com/docs/api-reference/images