Isn't it just an extension of Swagger, ensuring the API is well documented so the LLM can properly use it? Doesn't seem to have any other real magic. It could

Isn't it just an extension of Swagger, ensuring the API is well documented so the LLM can properly use it? Doesn't seem to have any other real magic. It could be replaced by an additional field which acts as the LLM equivelent of a doc string in python.