Aix-DB is a conversational BI system that converts natural language queries into SQL using LLM-powered agents. It leverages LangChain/LangGraph for orchestration and MCP Skills for multi-agent collaboration, integrating with various LLMs like Ollama, vLLM, DeepSeek, and Qwen. The system supports text-to-SQL generation, data visualization, and skill-based extensibility for enterprise data analysis workflows.