The OpenAI API is powered by a family of models with different capabilities and price points. You can also customize our base models for your specific use case with fine-tuning.
https://beta.openai.com/docs/api-reference/models/list
Lists the currently available models, and provides basic information about each one such as the owner and availability.
You can refer to the Models documentation to understand what models are available and the differences between them.
https://beta.openai.com/docs/api-reference/models/retrieve
Retrieves a model instance, providing basic information about the model such as the owner and permissioning.