AI tools for research: SQL and databases
Tools that let agents query databases, from text-to-SQL to database MCP servers. Of the 147 tools on our research page, 11 fit this narrower job. By pricing: 7 open source, 1 free or freemium, 1 paid, usage-based or enterprise, 2 pricing on the maker's site. The most-starred open repos here are Chroma (29,512 stars), WrenAI (17,881 stars), txtai (13,024 stars). Most come from the MCP & infra (5), research (5), frameworks (1) categories.
Chroma
Open-source search and vector database widely used for agent memory and RAG.
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WrenAI
Generative BI for agents: governed text-to-SQL with a semantic context layer.
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txtai
All-in-one Python framework for semantic search, LLM orchestration and agents built on an embeddings database of vector, graph and relational indexes.
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LanceDB
Open-source multimodal vector database for search, RAG and agent memory.
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Activeloop
Deep Lake, a multimodal database for AI that stores vectors, images, text and video so agents and RAG apps can search and retrieve them.
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OpenScience
Research agent workbench that reads the literature, writes and runs code and experiments and logs every step, with skills and connectors for databases like PubMed, UniProt and arXiv.
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seekdb
AI-native search database for agent storage combining vector, text and structured data.
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AskYourDatabase
Chat-with-your-database tool that answers natural-language questions over Postgres, MySQL, BigQuery, Snowflake and more with SQL and charts.
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Fabi.ai
AI data analysis platform that combines SQL, Python and AI automation to get insights from your data.
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Kuration AI
Builds and maintains your own B2B database with AI agents that pull from registers, trade shows and maps.
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Notion MCP
Notion's official hosted MCP server that lets AI agents search, read and update pages and databases in your workspace.
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GitHub repos (7)
| Repo | GitHub stars | Licence | Last push |
|---|---|---|---|
| Chroma ↗ | 29,512 | Apache License 2.0 | 2026-10-17 |
| WrenAI ↗ | 17,881 | Apache-2.0 for code; CC BY 4.0 for docs | 2026-10-16 |
| txtai ↗ | 13,024 | — | — |
| LanceDB ↗ | 11,684 | Apache License 2.0 | 2026-10-16 |
| Activeloop ↗ | 9,252 | Apache License 2.0 | 2026-05-21 |
| OpenScience ↗ | 4,043 | Apache License 2.0 | 2026-10-18 |
| seekdb ↗ | 3,157 | Apache License 2.0 | 2026-10-16 |
7 repos. Stars and licence come from each repo, checked when the listing was last verified.
FAQ
What are the best AI tools for research focused on SQL and databases?
We list 11. The first three by GitHub stars and featured status are Chroma: Open-source search and vector database widely used for agent memory and RAG.; WrenAI: Generative BI for agents: governed text-to-SQL with a semantic context layer.; txtai: All-in-one Python framework for semantic search, LLM orchestration and agents built on an embeddings database of vector, graph and relational indexes.
Are there free or open-source options?
Yes: 7 open source, 1 free or freemium, 1 paid, usage-based or enterprise, 2 pricing on the maker's site. Pricing is as each maker states it.
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