Vector databases archive · 2026-06-13
Snapshot June 13, 2026 · polled 288× across 3 models
| # | Vendor | Share of Answer | Considered | Anthropic | OpenAI | |
|---|---|---|---|---|---|---|
| 1 | Qdrant | 25% [21%–31%] | 68% | 34% | 9% | 32% |
| 2 | Pinecone | 25% [21%–31%] | 52% | 21% | 32% | 23% |
| 3 | Weaviate | 16% [12%–20%] | 61% | 16% | 18% | 14% |
| 4 | Pgvector | 13% [9%–17%] | 19% | 13% | 15% | 11% |
| 5 | Milvus | 10% [7%–14%] | 34% | 3% | 26% | 1% |
| 6 | Milvus Zilliz Cloud | 3% [2%–6%] | 5% | 4% | · | 5% |
| 7 | Zilliz Cloud Milvus | 2% [1%–5%] | 6% | 3% | · | 4% |
| 8 | Chroma | 2% [1%–4%] | 8% | 3% | · | 2% |
| 9 | Milvus Zilliz | 1% [0%–3%] | 1% | 3% | · | · |
| 10 | Weaviate Enterprise | 1% [0%–3%] | 1% | · | · | 2% |
| 11 | Elasticsearch | 0% [0%–2%] | 7% | · | · | 1% |
| 12 | Zilliz Milvus | 0% [0%–2%] | 1% | · | · | 1% |
| 13 | Elastic Elasticsearch | 0% [0%–2%] | 1% | · | · | 1% |
| 14 | Milvus Zilliz Enterprise | 0% [0%–2%] | 1% | · | · | 1% |
| 15 | Pgvector ON Your Existing Postgres | 0% [0%–2%] | 0% | · | · | 1% |