# Best vector database for startups

Category: Vector Databases. Intent: commercial. Top brand: PostgreSQL.

Page: https://slateindex.ai/prompt/best-vector-database-for-startups-45iaq7t2ph · data of 2026-11-02

## Brands named

| Brand | Share of engines |
|---|---|
| Pinecone | 100% |
| PostgreSQL | 100% |
| Qdrant | 100% |
| Chroma | 100% |
| Weaviate | 67% |
| Supabase | 33% |

## Sources

- appstackbuilder.com (1)
- costbench.com (1)
- drydock.si (1)
- dupple.com (1)
- firecrawl.dev (1)
- g2.com (1)
- geekflare.com (1)
- github.com (1)
- layer3labs.io (1)
- layerbase.com (1)
- milvus.io (1)
- mixpeek.com (1)
- mrscraper.com (1)
- neuronfeed.com (1)
- pinecone.io (1)
- qdrant.tech (1)
- rework.com (1)
- toolradar.com (1)
- trakkr.ai (1)
- trychroma.com (1)
- weaviate.io (1)

## Definitions

- Visibility (0–100): how often and how high AI answers name the brand, weighted by position.
- Mention rate: share of collected AI answers that name the brand.
- Share of voice: the brand's mentions as a share of all brand mentions in the category.
- Citation authority: share of answers naming the brand that cite the brand's own site.

Cite as: SlateIndex, “Best vector database for startups”, https://slateindex.ai/prompt/best-vector-database-for-startups-45iaq7t2ph, data of 2026-11-02. Licence: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/).