{"slug":"vanna","name":"Vanna","domain":"vanna.ai","verdict":"As of 2026-07-15, ChatGPT, Claude, Gemini, Grok collectively rank Vanna #5 of 11 for text-to-sql tool. Source: https://modelsagree.com/product/vanna (modelsagree.com, CC BY 4.0).","best_rank":5,"categories":1,"brief":{"category":"best-text-to-sql-tool","title":"Best text-to-SQL tool","rank":5,"of":11,"top":"Snowflake Cortex Analyst","day":"2026-07-19","why":[{"t":"Strongest open-source framework","m":["Grok","Claude","ChatGPT"],"q":"The strongest open-source option"},{"t":"Flexible databases and LLMs","m":["Grok","Claude","ChatGPT"],"q":"works with virtually any SQL database and any LLM"},{"t":"Trains on schemas and queries","m":["Grok","Claude","ChatGPT"],"q":"trains on your DDL, documentation and past queries"},{"t":"Embedding with open-source control","m":["Grok","Claude","ChatGPT"],"q":"easy embedding and self-hosting"}],"gap":[{"t":"Semantic grounding and verified queries","m":["Claude","Gemini","ChatGPT"],"q":"verified-query repository plus semantic grounding routinely beats generic LLM-over-schema approaches"},{"t":"Native role-based access control","m":["Claude","Gemini"],"q":"natively inheriting existing role-based access control"},{"t":"Evaluations and regression tracking","m":["ChatGPT"],"q":"evaluations, regression tracking, governance"}],"fix":[{"t":"Framework, not a product","m":["ChatGPT","Claude","Grok"],"q":"It is a framework, not a product"},{"t":"Build evaluation and guardrails yourself","m":["ChatGPT","Claude"],"q":"you build the app, evaluation harness and guardrails yourself"},{"t":"Not plug-and-play for non-technical users","m":["Claude","Grok"],"q":"not plug-and-play for non-technical users"}]},"entries":[{"slug":"best-text-to-sql-tool","title":"Best text-to-SQL tool","rank":5,"of":11,"score":8,"appearances":3,"modelRanks":{"ChatGPT":5,"Claude":4,"Grok":1},"reason":"Leading open-source framework with Vanna 2.0's agentic RAG, user-aware permissions, row-level security, multi-DB support (Postgres, Snowflake, BigQuery etc.), custom training for high accuracy in production analytics, easy embedding and self-hosting for typical data teams balancing control/cost.","reasons":[{"model":"Grok","reason":"Leading open-source framework with Vanna 2.0's agentic RAG, user-aware permissions, row-level security, multi-DB support (Postgres, Snowflake, BigQuery etc.), custom training for high accuracy in production analytics, easy embedding and self-hosting for typical data teams balancing control/cost."},{"model":"Claude","reason":"The strongest open-source option — an MIT-licensed Python RAG framework that trains on your DDL, documentation and past queries, works with virtually any SQL database and any LLM, and is the default choice for embedding text-to-SQL into your own product or internal tool without vendor lock-in."},{"model":"ChatGPT","reason":"Best lightweight developer framework for building a customized database chat experience, with flexible LLM and database choices, retrieval from schemas and proven queries, Python ergonomics, and open-source control"}],"fixes":[{"model":"ChatGPT","fix":"It is a toolkit rather than a governed turnkey analytics product, leaving evaluation, permissions, semantic consistency, and production UX largely to the implementer"},{"model":"Claude","fix":"It is a framework, not a product — you build the app, evaluation harness and guardrails yourself, and accuracy is only as good as the training examples you feed it; non-engineers cannot adopt it directly."},{"model":"Grok","fix":"Accuracy and setup still vary with training/schema complexity (not plug-and-play for non-technical users or massive multi-tenant without dev effort)."}],"updated":"2026-07-15","rank_history":{"days":["2026-07-14","2026-07-15"],"ranks":[5,1]},"api":"https://modelsagree.com/api/v1/best/best-text-to-sql-tool.json"}],"page":"https://modelsagree.com/product/vanna","check":"https://modelsagree.com/check?q=Vanna","updated":"2026-08-10T18:18:45.051Z","attribution":"modelsagree.com, CC BY 4.0"}