The OpenAI API · Underground Map 22 APIs · 5 functional lines · click any station for the apis.io page Chat — Conversational AI line Chat Chat Completions — Conversational AI line Chat Completions Completions — Conversational AI line Completions Responses — Conversational AI line Responses Conversations — Conversational AI line Conversations Embeddings — Specialized AI line Embeddings Moderations — Specialized AI line Moderations Audio — Specialized AI line Audio Images — Specialized AI line Images Videos — Specialized AI line Videos Assistants — Assistants line Assistants Threads — Assistants line Threads Vector Stores — Assistants line Vector Stores Files — Assistants line Files Models — Models & Training line Models Fine-tuning — Models & Training line Fine-tuning Evals — Models & Training line Evals Batch — Models & Training line Batch Realtime — Real-time & Tools line Realtime ChatKit — Real-time & Tools line ChatKit Containers — Real-time & Tools line Containers Uploads — Real-time & Tools line Uploads LINES Conversational AI Specialized AI Assistants Models & Training Real-time & Tools KEY Station Interchange Source: openai/openapi/*.yml · github.com/api-evangelist/openai