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4 free AI database and SQL copilots and 0 more — pricing tier and real capabilities on every entry. No ads, no sponsored placement.

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Vanna AI

AI Database & SQL Copilots
free
  • 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
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Wren AI

AI Database & SQL Copilots
freemium
  • Open-core 'context engine' (public on GitHub) converts natural language to governed SQL across 20+ sources
  • Row/column-level security enforced at query time for agentic BI use
  • One-prompt GenBI dashboard creation plus MCP embedding for product integration
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Outerbase

AI Database & SQL Copilots
freemium
  • AI-powered database GUI with natural-language 'EZQL' querying and auto chart generation
  • Spreadsheet-style table editor plus self-serve AI dashboards across 10+ database engines
  • Private AI models that don't train on customer data; recently joined Cloudflare
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Chat2DB

AI Database & SQL Copilots
freeNew
  • Cross-platform database client with natural-language SQL generation and optimisation
  • Local-first workspace supporting many databases
  • Bring your own AI provider
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AI Database & SQL Copilots — straight answers

What are the best free AI database and SQL copilots?

Flocci AI Tools lists 4 AI database and SQL copilots, ordered free tiers first: Chat2DB, Vanna AI, Wren AI and Outerbase. All of them are free or have a free tier. Every entry states what it uniquely does, not a score.

Are there completely free AI database and SQL copilots?

Yes — 2 of these are marked fully free with no paid plan attached: Chat2DB and Vanna AI. The rest are freemium, trial or paid, and each row states which.

What should I look for in AI database and SQL copilots?

Start with what you need to do: ask a question in English and get correct SQL. Then check the pricing tier, because "free" here means no paid plan at all while "freemium" means a free tier under paid plans. Every tool on this page lists both.

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Head-to-head comparisons

Chat2DB vs Vanna AIChat2DB vs Wren AIChat2DB vs OuterbaseVanna AI vs Wren AIOuterbase vs Vanna AIOuterbase vs Wren AI

Free alternatives

Vanna AI alternativesWren AI alternativesOuterbase alternativesChat2DB alternatives

Looking for a ranked shortlist instead? See the best free AI database and SQL copilots.