ChatGPT API Capabilities-Models Number of APIs: 3 List Models GET https://api.openai.com/v1/models Delete Fine Tuned Model DELETE https://api.openai.com/v1/models/ft:gpt-3.5-turbo:acemeco:suffix:abc123 Retrieve Models GET https://api.openai.com/v1/models/gpt-3.5-turbo-instruct