OpenSearch

Open-source vector database inside the OpenSearch search suite, for semantic search and RAG.

Infrastructure by OpenSearch Software Foundation

IndexedLicense unknown

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pip install opensearch-py

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About

OpenSearch vector search stores vector embeddings alongside existing data and searches them for semantic search, retrieval-augmented generation and recommendation systems. Models can be registered and deployed through the ML Commons plugin to feed ingest pipelines.

Use cases: knowledge-base, database-access

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Fact sheet

Category: Vector databases · search engine
Self-host: Yesraw.githubusercontent.com
Open source: Yesraw.githubusercontent.com

Facts read from the vendor's own pages by claude-haiku-5-5 on Oct 24, 2026; a fact is shown only with the page it came from.

Details

Packages: pypi opensearch-py
License: License unknown
Repository: github.com/opensearch-project/OpenSearch
Website: opensearch.org/platform/vector-search/
Docs: docs.opensearch.org/latest/vector-search/
First seen: Oct 24, 2026
Last checked: Oct 24, 2026
Source: README Docs Website

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Cite this page

OpenSearch. Agent Mart. https://agentmart.dev/infrastructure/opensearch (last updated 2026-10-24)