Vanna.ai

Vanna.ai is an open-source Python framework designed to translate natural language queries into executable SQL commands for corporate database systems. The framework integrates directly with popular SQL databases, including PostgreSQL, MySQL, and Snowflake, while connecting seamlessly to leading large language model APIs such as OpenAI, Anthropic, and Gemini. By training on database schemas, documentation, and existing SQL queries, Vanna builds a contextual memory layer that continuously improves query accuracy for specific data architectures. The platform features fine-grained access control, execution sandboxing, real-time observability, and audit log generation to preserve database security during user interactions. While highly effective at automating database query generation for business teams, Vanna currently lacks native data visualization capabilities, requiring integration with external charting tools to render graphical analytics. Overall, the system enables technical and non-technical staff to extract actionable insights directly from enterprise databases using plain-language questions, reducing reliance on database administrators for custom reporting.