Vendors / OpenSearch
OpenSearch
Named in 18 of 50 AI answers across 1 category in September 2026. Best position: Vector databases, 36% answer share, ranked #8, named first in 0%.
36%
Best share Vector databases
By category
First edition
| Category | Rank | Answer share | Named first | Models | Δ |
|---|---|---|---|---|---|
| Vector databasesAI infra | #8 of 16 | 0% | GPT-5.6 Sol, ChatGPT, GPT-5.6 Luna, Claude Opus 5, Claude, Gemini, Gemini 3.5 Flash, Sonar Reasoning Pro | new |
What the models said
“Elasticsearch/OpenSearch and Weaviate are both called out as strongest for hybrid BM25 + vector work pgvector can do hybrid via Postgres full-text search, but it's more assembly required.”
“Elasticsearch / OpenSearch Recommended when hybrid search requirements are primary and you already rely on Elasticsearch for text search.”
“Elasticsearch/OpenSearch if your organization already operates that ecosystem.”
“Weaviate, Elasticsearch/OpenSearch, and Qdrant handle this well natively.”
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