Vanna AIAn open-source AI-powered SQL agent enabling users to interact with databases using natural language queries.

4.6 (5)

Reviewed by Daniel Nikulshyn·Updated July 2026

Open Source SQL Natural Language Database AI Agent Developer Tools Analytics

Overview

Vanna AI is an open-source AI-powered SQL agent that enables users to interact with databases using natural language queries. It allows users to spend less time writing SQL and more time generating insights on their data. With Vanna, users across an organization can interact with databases using natural language, making data more accessible to everyone, regardless of their SQL expertise. Vanna works with any LLM provider and database, including options like Anthropic, OpenAI, Gemini, Ollama, SQLite, PostgreSQL, MySQL, Snowflake, and BigQuery. The tool provides optional hosted admin features, such as access control, observability, agent memory, file system, audit logs, and data retention.

Key features

Natural language query support
Multi-database support
Multi-turn access control
Optional hosted admin features
Access control and observability
Agent memory with hosted vector database

Pricing

Model: Free
Category: Data Analysis
Rating: 4.6 / 5 (5)

Use cases

Query Databases in Plain English

Allow non-technical users to retrieve data by typing natural language questions instead of writing SQL, lowering the barrier to data access.

Accelerate Analyst Workflows

Help data analysts draft SQL queries faster by translating intent into syntactically correct queries against their database schema.

Self-Service Business Intelligence

Enable business teams to explore data independently through conversational queries, reducing dependence on data engineering support.

Embed NL-to-SQL in Applications

Developers can integrate the open-source agent into internal tools or products to add natural language database querying capabilities.

Pros & Cons

Pros

Empowers users across an organization to interact with databases using natural language
Reduces the need for SQL expertise
Works with any LLM provider and database
Offers optional hosted admin features for access control and observability

Cons

May require technical setup and configuration
Optional hosted admin features may incur additional costs

Reviews

4.6

Average from 5 ratings.

Aisha Khan

Mar 21, 2026

Skeptical, then convinced

I went in skeptical — most tools in this space overpromise. It actually delivers on the automation, and it saves real time caught me off guard. still, I'd recommend giving it a real trial.

Robert Ainsworth

Mar 11, 2026

Compared a few options

Evaluated this against two competitors. Where it wins: the dashboard and it is genuinely easy to set up. On balance the feature set — especially the integrations — justifies the 5 stars for our use case.

Ingrid Bauer

Feb 21, 2026

Compared a few options

Evaluated this against two competitors. Where it wins: the onboarding and support is responsive. Where it lags: pricing gets steep at scale. On balance the feature set — especially the API — justifies the 4 stars for our use case.

Gunnar Eriksson

Oct 31, 2025

Solid for our team

We rolled this out across the team last quarter and support is responsive. The API fits neatly into how we already work, and the automation removed a step we used to do by hand. but it has held up under daily use.

Jamal Carter

Jul 13, 2025

Does the job

Pretty happy overall. The integrations just works and support is responsive. The mobile experience lags can be annoying, but no dealbreakers — I'd recommend it to a friend without hesitating.