# Vanna AI

Fully open-source text-to-SQL agent, self-hostable with no vendor lock-in. Vanna AI is free, with no paid plan attached, at vanna.ai.

## Facts

- **Pricing tier:** Free
- **Works on:** Self-hosted, API
- **Works in browser:** No

## Capabilities

- Fully open-source text-to-SQL agent, self-hostable with no vendor lock-in
- Multi-turn conversational querying across Postgres, Snowflake, BigQuery, MySQL, SQLite and more
- Agent memory (hosted vector DB) that improves query accuracy over time

## FAQ

### What is Vanna AI?

Vanna AI is listed under AI Database & SQL Copilots, in the Code & Development category on Flocci AI Tools. Fully open-source text-to-SQL agent, self-hostable with no vendor lock-in. It is free, with no paid plan attached, and it lives at vanna.ai.

### Is Vanna AI free?

Vanna AI is listed as fully free — there is no paid tier attached to it in the catalog. That makes it one of the 396 entries on Flocci AI Tools with no upgrade path built in.

### Can I use Vanna AI in a browser, or is there an app?

Vanna AI needs to be installed or self-hosted — it doesn't run in a browser tab. It is available on self-hosting and an API.

### What can Vanna AI do?

Vanna AI does 3 things the catalog singles out: Fully open-source text-to-sql agent, self-hostable with no vendor lock-in; multi-turn conversational querying across postgres, snowflake, bigquery, mysql, sqlite and more; agent memory (hosted vector db) that improves query accuracy over time.

### What is the best free alternative to Vanna AI?

Chat2DB is the closest free alternative: it sits in the same AI Database & SQL Copilots sub-category and is free. Wren AI and Outerbase also start free. The full list is on the alternatives page.

## Related

- [Vanna AI alternatives](https://aitools.flocci.in/alternatives/vanna-ai)
- [AI Database & SQL Copilots](https://aitools.flocci.in/category/code-development/ai-database-sql-copilots)
- [Best free AI database and SQL copilots](https://aitools.flocci.in/best/best-ai-database-sql-copilots)
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Source: Flocci AI Tools — https://aitools.flocci.in/tool/vanna-ai

Facts last verified: October 2026