mol is an API gateway that aggregates access to various large language model providers through a single interface. It supports over 30 providers including OpenAI, Claude, Gemini, Grok, MoonshotAI, Zhipu, DeepSeek, Qwen, and Midjourney. The service offers standardized endpoints compatible with common AI API patterns, allowing developers to switch between different models by changing the base URL. Key endpoints include chat completions, embeddings, image generation/editing, audio processing (speech, transcription, translation), and model management. The platform emphasizes competitive pricing and stability without subscription requirements, functioning as a middleware layer that simplifies integration with multiple AI services.

