Vanna

Open-source SQL agent for querying data in natural language

About Vanna

Vanna is an open-source framework for building SQL agents that let users query company data in natural language. It works with any LLM provider and databases including PostgreSQL, MySQL, Snowflake, and BigQuery, supporting multi-turn conversations and access controls. Optional hosted admin features add observability, agent memory, audit logs, and data retention for teams. It suits developers embedding natural-language analytics into products and internal tools their users can actually operate.

Vanna website preview

Live preview of vanna.ai via the WordPress mShots service — it can take a few seconds to generate on a first visit.

Vanna: strengths & things to check

Strengths

Free tier available — you can start without paying (freemium model).
Covers text to sql, sql agent, open source — see the focus areas listed in its key facts.
Has 6 close alternatives in the same category on this page, so switching or comparing is easy.

Things to check

The full feature set sits behind a paid plan — check which limits the free tier carries on the official site before committing.
Current plan prices are not listed here (they change too often to print reliably) — confirm the exact price on the official site.
It is one of 1115 tools in the Data & Analytics category here — compare it against the alternatives below before you commit.

Derived from this listing's own data (pricing model, focus areas and category) — not a hands-on review score.

Vanna pricing

Pricing model	Freemium — a free tier lets you start, and paid plans are available if you need more.
Free access	Yes — free tier, paid upgrades available
Current plan prices	Listed on the official site — prices change, so this directory links out instead of printing a number that may already be stale.
Official site	vanna.ai

Vanna key facts

Category: Data & Analytics
Pricing: Freemium — a free tier lets you start, and paid plans are available if you need more.
Focus areas: text to sql, sql agent, open source
Official site: vanna.ai

Vanna FAQ

How much does Vanna cost?

Freemium — a free tier lets you start, and paid plans are available if you need more. Current plans and prices are listed on the official site (vanna.ai).

What is Vanna used for?

Open-source SQL agent for querying data in natural language Its focus areas in the Data & Analytics category: text to sql, sql agent, open source.

Where can I try Vanna?

On its official site, vanna.ai — the Visit Official Site button above goes straight there.

Vanna vs alternatives

	Vanna	Chat2DB	Wren AI	AI Query
Pricing	Freemium — a free tier lets you start, and paid plans are available if you need more.	Freemium — a free tier lets you start, and paid plans are available if you need more.	Freemium — a free tier lets you start, and paid plans are available if you need more.	Paid — this directory does not list a free tier for it.
Focus areas	text to sql, sql agent, open source	text to sql, database client, open source, analytics	business intelligence, text to sql, dashboards, open source	text to sql, sql generator, databases
Official site	vanna.ai	chat2db.ai	getwren.ai	aiquery.co
Directory status	Listed	Listed	Listed	Listed

Side-by-side from each listing's own directory data. Full alternative cards are below.

About the Data & Analytics category

Analytics and BI platforms that turn raw data into clear insights. The Data & Analytics category on Tools Hub currently lists 1115 tools. Alongside Vanna, it includes AI Dev Jobs, AI for Database, KeepRule, AWStats.

FreemiumData & Analyticstext-to-sqlsql-agentopen-source

Alternatives to Vanna

Tools in the same Data & Analytics category that share focus areas with Vanna — worth comparing before you commit:

Data & Analytics

Chat2DB

AI Text2SQL tool for easy database management

Freemiumtext-to-sqldatabase-clientopen-sourceanalytics

Data & Analytics

Wren AI

GenBI platform answering data questions in natural language

Freemiumbusiness-intelligencetext-to-sqldashboardsopen-source

Data & Analytics

AI Query

Generate error-free SQL queries from English in seconds

Paidtext-to-sqlsql-generatordatabases

Data & Analytics

Airbyte

Open-source data integration, 600+ connectors.

Freemiumetldata-integrationopen-sourcedata-pipeline

Data & Analytics

Apache Airflow

Platform to programmatically author and schedule workflows

Freeorchestrationpipelinesopen-source

Data & Analytics

Apache Atlas

Metadata and governance for Hadoop ecosystems

Freegovernancemetadataopen-source

More in Data & Analytics

Comparing tools in the Data & Analytics category? These related listings are worth a look: AI Dev Jobs — Structured AI job listings with free API and MCP access; AI for Database — Ask your database anything in plain English, no SQL; KeepRule — Build investment discipline with principles from Buffett and 26 legendary investors.