Vanna AI
Free tierThe fastest way to get accurate answers from your data using AI-powered SQL generation.
Free tier available·All audiences·Powered by Anthropic, OpenAI, Gemini, Ollama (multi-provider)·API available·Open source
Key strengths
Open source with MIT licenseMulti-database supportMulti-LLM provider supportSelf-hostableNatural language to SQL generationAccess control and observability featuresNo vendor lock-in
Free tier + paid plans · from $50 USD/mo
Founded 2023
Self-hostable
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Developer Documentation & Integration
Vanna AI exposes an API that developers can integrate directly into applications, data pipelines, or internal tooling. The open-source codebase (MIT license) is available on GitHub with 23,815+ stars, providing a well-vetted foundation for production deployments.
Integration surface:
- Databases: SQLite, PostgreSQL, MySQL, Snowflake, BigQuery
- LLM Providers: Anthropic, OpenAI, Gemini, Ollama
- Deployment: Self-hostable — run on your own cloud or on-premises infrastructure
Architecture considerations:
- Choose and configure your preferred LLM provider independently of your database layer
- Self-hosting eliminates data egress to third-party servers, supporting compliance requirements
- Access control features allow you to scope query permissions per user or team
- Observability tooling enables monitoring of query patterns and system health
Pricing model for API/hosted usage:
- Explorer: $50/month (20 questions/day)
- Team: $500/month (300 questions/day)
- Enterprise: Custom (unlimited questions/day)
- 20% discount on all annual plans
- Free tier available for initial development and testing