Blnk is a powerful, terminal-based chat application designed for seamless interaction with a variety of AI providers, including OpenAI, Anthropic, and Google Gemini. It offers a rich command-line interface with markdown formatting, dynamic model switching, and API selection. Integrated with MCP (Model Context Protocol) for advanced reasoning capabilities, Blnk supports streaming responses, features secure API key storage, and uses YAML configuration with automatic JSON conversion. It aims to provide a versatile platform for users to engage with AI models directly from their terminal.