# Most affordable vector database that is still reliable

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

Page: https://slateindex.ai/prompt/most-affordable-vector-database-that-is-still-reliable-cs2adyebkw · data of 2026-11-02

## Brands named

| Brand | Share of engines |
|---|---|
| PostgreSQL | 100% |
| Qdrant | 100% |
| Pinecone | 67% |
| AWS | 33% |
| Amazon S3 Vectors | 33% |
| Zilliz Cloud | 33% |
| Chroma | 33% |
| Weaviate | 33% |
| Supabase | 33% |

## Sources

- qdrant.tech (3)
- zilliz.com (3)
- costbench.com (2)
- pinecone.io (2)
- toolradar.com (2)
- weaviate.io (2)
- agentopshub.tech (1)
- aifree.dev (1)
- g2.com (1)
- geekflare.com (1)
- github.com (1)
- mixpeek.com (1)
- rework.com (1)
- selfhost.dev (1)
- supabase.com (1)
- vdf.ai (1)
- webcrawlerapi.com (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, “Most affordable vector database that is still reliable”, https://slateindex.ai/prompt/most-affordable-vector-database-that-is-still-reliable-cs2adyebkw, data of 2026-11-02. Licence: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/).