# QuestDB: how AI models rank it, November 2026

Gane Index, November 2026 Edition. Named in 38 judge labels across 1 category by 14 of 14 models. Page: https://www.gane.ai/index/it/vendors/questdb

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| [Time series databases](https://www.gane.ai/index/it/it-data/time-series-databases/index.md) | 4% | 4 | 0% | 38 |

## What the models said for it

- "High ingestion throughput with SQL and open formats like Parquet, with zero license cost → QuestDB open-source core." (Muse Glimmer 30B, Time series DBs)
- "QuestDB if performance and raw speed are priorities and you're starting fresh" (MiniMax M2.5, Time series DBs)
- "QuestDB is another good option for teams needing to handle large volumes of time-series data without a high cost." (Mistral Small, Time series DBs)
- "The High-Speed Challenger: QuestDB ... faster at both writing and querying massive datasets" (Qwen 3.7 Flash, Time series DBs)

## By model

| Model | First choice | Alternative | Mention | Warning | Labels |
|---|---|---|---|---|---|
| Claude Haiku 4.5 | 0 | 3 | 0 | 0 | 3 |
| GPT-5.4 mini | 0 | 1 | 0 | 0 | 1 |
| Gemini 3.5 Flash | 0 | 3 | 1 | 0 | 4 |
| Perplexity Sonar | 0 | 2 | 0 | 0 | 2 |
| Grok 4.20 | 0 | 3 | 1 | 0 | 4 |
| Mistral Small | 0 | 3 | 0 | 0 | 3 |
| DeepSeek V4 Flash | 0 | 1 | 1 | 0 | 2 |
| Llama 4 Maverick | 0 | 2 | 1 | 0 | 3 |
| Qwen 3.7 Flash | 0 | 3 | 0 | 0 | 3 |
| Kimi K2 | 0 | 1 | 2 | 0 | 3 |
| GLM 4.7 FlashX | 0 | 0 | 1 | 0 | 1 |
| MiniMax M2.5 | 1 | 0 | 3 | 0 | 4 |
| GPT-6 Luna | 0 | 2 | 0 | 0 | 2 |
| Muse Glimmer 30B | 1 | 1 | 1 | 0 | 3 |

## Sources returned with these answers

The sites and pages cited by the answers that named QuestDB, from 106 of the 126 answers that named it (only the models that return a source list).

### Domains cited

- tigerdata.com: 77
- influxdata.com: 66
- questdb.com: 58 (its own site)
- github.com: 56
- db-engines.com: 40
- g2.com: 39
- sourceforge.net: 31
- gane.ai/index: 28
- guideflow.com: 26
- spyro-soft.com: 19

### Pages cited

- https://db-engines.com/en/ranking/time+series+dbms: 37
- https://questdb.com/blog/best-time-series-databases: 33
- https://github.com/ismanf/just-system-design/blob/main/04-databases/time-series-databases.md: 31
- https://tigerdata.com/learn/the-best-time-series-databases-compared: 30
- https://influxdata.com/comparison: 28
- https://guideflow.com/blog/time-series-database-software: 26
- https://influxdata.com/learn/what-is-time-series-database: 26
- https://tigerdata.com/learn/best-managed-time-series-databases-in-2026: 24

## In its own words

What QuestDB's own pages state, read 2026-10-05. Stated by the vendor, not checked by the index.

- Positioning: Open-source time-series database (https://questdb.com/)
- For: demanding workloads in capital markets, aerospace, and energy (https://questdb.com/)
- Price stated: Free Enterprise Trial; Download (https://questdb.com/)
- Starting price: 0 (https://questdb.com/)
- Free plan or trial: Free Enterprise Trial (https://questdb.com/)
- Certifications: SOC 2 Type II
- Hosting: On-prem, AWS, Azure, GCP, BYOC
- Customers named: Laser Digital Nomura, Mizuho, OKX, Ripple, Hidden Road, B3, Brevan Howard, Airbus

## What it publishes

Every page questdb.com exposes, read 2026-10-05: 1291 addresses. By kind, pages and the last 90 days:

- blog: 203 pages, 11 in the last 90 days, latest 2026-10-01
- case study: 8 pages, 0 in the last 90 days, latest 2026-04-16
- report or ebook: 7 pages, 0 in the last 90 days, latest 2023-05-22
- comparison: 22 pages, 3 in the last 90 days, latest 2026-08-30
- glossary or explainer: 385 pages, 0 in the last 90 days, latest 2024-08-01
- Recent: 2026-10-01 blog: Questdb qwp gorilla timestamp compression https://questdb.com/blog/questdb-qwp-gorilla-timestamp-compression
- Recent: 2026-09-25 blog: Questdb time series joins guide https://questdb.com/blog/questdb-time-series-joins-guide
- Recent: 2026-09-11 blog: Questdb ducklake https://questdb.com/blog/questdb-ducklake
- Recent: 2026-09-04 blog: Parquet and iceberg questdb https://questdb.com/blog/parquet-and-iceberg-questdb
- Recent: 2026-08-30 comparison: Questdb vs kdb https://questdb.com/compare/questdb-vs-kdb
- Recent: 2026-08-25 blog: Questdb enterprise 4 0 release https://questdb.com/blog/questdb-enterprise-4-0-release

## Record

- Method: https://www.gane.ai/index/it/methodology
- License: CC BY 4.0. Cite as Gane Index, November 2026 Edition, www.gane.ai/index/it.