Does AI recommend PostgreSQL?

Across 6 AI models, PostgreSQL is the first database pick in 74% of answers (#1 of 3) and is mentioned in 100%. It is installed in 58% of the apps the models build. Runner-up: Supabase 22%.

74%

Recommended as the top pick

#1 of 3 · Runner-up: Supabase 22%

100%

Mentioned at all

Named anywhere in the recommendation

58%

Adopted in generated code

#1 of 4 · Runner-up: SQLite 28%

What AI recommends first for database

Share of 180 answers across 6 models

PostgreSQL

74%

Supabase

22%

SQLite

Used in AI-built apps

Share of 179 answers across 6 models

PostgreSQL

58%

SQLite

28%

Supabase

Firebase (Firestore)

Get the full breakdown for PostgreSQL

Results for each of the 6 models and each developer context, who gets picked instead, and real excerpts of AI answers. Free, by email.

Get the free breakdown

Measured 2026-10-01 with claude-sonnet-5.5, gpt-6.1-sol, gemini-3.8-flash, grok-4.7, deepseek-v4.1-flash, qwen3.8-max-prime, 5 runs per recommendation prompt and 5 per build prompt, via public APIs with no system prompt. Methodology. DefaultRank is independent and not affiliated with any tool vendor or model provider.