Description is an AI tool that enables users to utilize their own AI models on the web. It offers a chatbot example that can be implemented without API keys or a backend. Users have control over the AI models they choose to use, with options including OpenAI, Google, Anthropic, Together, Cohere, or even a private AI running on their own computer for increased privacy. The tool also provides a history feature that captures all messages sent and received, which can be used for training custom AI models. In addition to documentation and an online community, an extension is available for easy integration.