PlanetScalevsPostgreSQL
How 10 AI models weigh PlanetScale against PostgreSQL on the 1 buying question where both came up.
- PlanetScale
- 53%of answers named it
- PostgreSQL
- 83%of answers named it
- Placed higher
- 6–33times PlanetScale vs PostgreSQL, over 39 model rankings that listed either
- Models leaning
- 0–10toward PlanetScale vs PostgreSQL
Which models prefer which
Share of each model's answers that named each product, and how often its ranking put one above the other (a product listed beats one left off) · On the 1 shared question, every wording
| Model | PlanetScale | PostgreSQL | Placed higher | Leans |
|---|---|---|---|---|
| Claude Haiku 5.5 | 25% | 75% | 1–3 | PostgreSQL |
| GPT-6 Luna | 58% | 75% | 0–3 | PostgreSQL |
| Gemini 4 Argon | 33% | 75% | 1–3 | PostgreSQL |
| Qwen 3.8 Flash | 50% | 75% | 1–3 | PostgreSQL |
| DeepSeek V4.1 Flash | 42% | 100% | 0–4 | PostgreSQL |
| GLM-5.3 | 83% | 75% | 1–3 | PostgreSQL |
| Kimi K3 | 33% | 92% | 0–4 | PostgreSQL |
| MiniMax M3 | 50% | 100% | 0–4 | PostgreSQL |
| Mistral Large 4 | 75% | 75% | 1–3 | PostgreSQL |
| Nemotron 3.5 Super VL | 75% | 83% | 1–3 | PostgreSQL |
What the models say about PlanetScale
One reason per model, from the shared questions
- Claude Haiku 5.5
Scalable MySQL with non-blocking schema changes and a solid developer experience.
- GPT-6 Luna
Managed MySQL platform with branching workflows and scalable serverless operations.
- Gemini 4 Argon
Serverless MySQL platform offering unmatched horizontal scaling and developer-friendly database branching.
- Qwen 3.8 Flash
Instant online schema changes and branching make MySQL a joy to use.
- DeepSeek V4.1 Flash
Excellent MySQL scaling and branching workflow, though pricing climbed steeply.
- GLM-5.3
Serverless MySQL with effortless scaling for web traffic spikes.
- Kimi K3
Serverless MySQL with branching; but it is a platform, not a database.
- MiniMax M3
Serverless MySQL with branching and excellent developer experience.
- Mistral Large 4
Serverless MySQL platform with branching workflows and Vitess-powered scalability.
- Nemotron 3.5 Super VL
MySQL-compatible serverless platform with branching and non-blocking schema changes.
What the models say about PostgreSQL
One reason per model, from the shared questions
- Claude Haiku 5.5
Robust, standards-compliant, feature-rich relational database with excellent ecosystem and extensibility.
- GPT-6 Luna
Best default for most web apps: reliable, feature-rich, and supported almost everywhere.
- Gemini 4 Argon
Unmatched versatility, reliability, and extension ecosystem make it the ultimate default choice.
- Qwen 3.8 Flash
Default choice: reliable, free, supports JSON, vector search, huge ecosystem.
- DeepSeek V4.1 Flash
Default safe pick: relational, JSONB, extensions, no license cost, huge ecosystem.
- GLM-5.3
Feature-rich, reliable relational standard; JSON support fits most web app needs.
- Kimi K3
Versatile open-source default with relational power, JSON support, and extensions.
- MiniMax M3
Robust, feature-rich, and the default choice for modern web apps.
- Mistral Large 4
Best open-source relational database: powerful, extensible, ACID-compliant, free.
- Nemotron 3.5 Super VL
Feature-rich, extensible open source RDBMS ideal for most web apps.
Over time
Share of answers that named each, on the questions where both came up, each time the panel answered
| Panel run | PlanetScale | PostgreSQL |
|---|---|---|
| October 26, 2026 | 53% | 83% |
| October 25, 2026 | 53% | 77% |
Question by question
Share of all answers that named each, every wording pooled, with its place among every product named · Both-named questions first
| Question | PlanetScale | PostgreSQL |
|---|---|---|
| Best databases for web apps | 53% #9 | 83% #3 |
| Best cloud data warehouses | · | 2% #23 |