Best Amazon OpenSearch Service Alternatives in 2026
Updated
20 platforms from vector database hosting ranked against Amazon OpenSearch Service on the same published basis.
- 1Amazon OpenSearch Service vs Pinecone
- 2Amazon OpenSearch Service vs Qdrant
- 3Amazon OpenSearch Service vs Vespa
- 4Amazon OpenSearch Service vs Chroma
- 5Amazon OpenSearch Service vs Cloudflare Vectorize
- 6Amazon OpenSearch Service vs FalkorDB
- 7Amazon OpenSearch Service vs Kinetica
- 8Amazon OpenSearch Service vs SingleStore Helios
- 9Amazon OpenSearch Service vs Supabase
- 10Amazon OpenSearch Service vs SvectorDB
- 11Amazon OpenSearch Service vs Upstash Vector
- 12Amazon OpenSearch Service vs Weaviate
- 13Amazon OpenSearch Service vs Zilliz Cloud
- 14Amazon OpenSearch Service vs Huawei Cloud Cloud Search Service
- 15Amazon OpenSearch Service vs KDB.AI
- 16Amazon OpenSearch Service vs LanceDB
- 17Amazon OpenSearch Service vs Neon
- 19Amazon OpenSearch Service vs Elasticsearch
- 20Amazon OpenSearch Service vs Snowflake Feature Store
- 21Amazon OpenSearch Service vs Google Cloud Spanner
Amazon OpenSearch Service alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Pinecone | 7.4 | Free plan | — | API, Web |
| 2 | Qdrant | 7.4 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 3 | Vespa | 7.4 | No | $0.05/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 4 | Chroma | 7.3 | Free plan | $250/mo | Android, API, iOS, Linux, Mac, self-hosted, Web, Windows |
| 5 | Cloudflare Vectorize | 7.3 | Free plan | Free | API, Web |
| 6 | FalkorDB | 7.3 | Free plan | $731/mo | API, Linux, self-hosted, Web |
| 7 | Kinetica | 7.3 | Free plan | — | API, Linux, Mac, self-hosted, Web, Windows |
| 8 | SingleStore Helios | 7.3 | Free plan | $0.99/mo | API, Web |
| 9 | Supabase | 7.3 | Free plan | $25/mo | Android, API, iOS, Mac, self-hosted, Web, Windows |
| 10 | SvectorDB | 7.3 | Free plan | Free | API, Web |
| 11 | Upstash Vector | 7.3 | Free plan | $0.40/mo | API, Web |
| 12 | Weaviate | 7.3 | Free plan | $45/mo | API, Linux, self-hosted, Web |
| 13 | Zilliz Cloud | 7.3 | Free plan | Free | API, Web |
| 14 | Huawei Cloud Cloud Search Service | 7.2 | No | — | API, Web |
| 15 | KDB.AI | 7.2 | Free plan | Free | API, self-hosted, Web |
| 16 | LanceDB | 7.2 | Free plan | Free | API, Linux, self-hosted |
| 17 | Neon | 7.2 | Free plan | $0.11/mo | API, Linux, Mac, Web, Windows |
| 19 | Elasticsearch | 6.9 | No | — | API, Linux, self-hosted, Web |
| 20 | Snowflake Feature Store | 6.9 | No | — | API, Web |
| 21 | Google Cloud Spanner | 6.8 | No | — | API, Linux, self-hosted, Web |
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Questions about Amazon OpenSearch Service alternatives
What is the best alternative to Amazon OpenSearch Service?
Pinecone, number 1 in vector database hosting with a score of 7.4 out of 10. The others here: Qdrant, Vespa, Chroma and 16 more.
What is the best free alternative to Amazon OpenSearch Service?
Pinecone is the best-ranked alternative with a free plan. 15 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.