# PostgreSQL: how AI models rank it, September 2026

IT AI Recommendation Index, September 2026 Edition. Named in 15 judge labels across 3 categories by 9 of 12 models. Page: https://it-ai-index.com/vendors/postgresql/

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| NoSQL databases | 4% | 6 | 0% | 11 |
| Managed relational databases | 2% | 14 | 0% | 2 |
| Data warehouses | 0% | 17 | 0% | 2 |

## What the models said for it

- "MongoDB or PostgreSQL are the safest choices because they balance flexibility, reliability, community support, and cost" (Claude Haiku 4.5, NoSQL)
- "Start with PostgreSQL + JSONB if you don't absolutely need a NoSQL-only system." (GPT-5.4 mini, NoSQL)
- "or PostgreSQL with a cloud-managed service like AWS Aurora" (Llama 4 Maverick, Managed databases)
- "start with a relational database like PostgreSQL" (Gemini 3.5 Flash, NoSQL)

## Record

- Method: https://it-ai-index.com/methodology/
- Raw judge labels and full responses: https://it-ai-index.com/data/
- License: CC BY 4.0. Cite as IT AI Recommendation Index, September 2026 Edition, it-ai-index.com.