Technical Archives - OpenSearch

Blog

Enhanced log analysis with OpenSearch PPL: Introducing lookup, join, and subsearch

Learn how to use OpenSearch 3.0's new PPL commands to enhance your log analysis. Explore…

Peng HuoJune 10, 2025

Blog

Unlocking agentic AI experiences with OpenSearch

Discover how to implement agentic AI in OpenSearch using MCP server and Amazon Q Developer…

Arjun kumar GiriJune 9, 2025

Blog

Real-time query monitoring with live queries in OpenSearch 3.0

Discover the new Live Queries API in OpenSearch Query Insights 3.0, enabling real-time visibility into…

Chenyang JiJune 5, 2025

Blog

Do more with less: Save up to 3x on storage with derived vector source

Learn about derived source for vectors, introduced in OpenSearch 3.0: why it matters, how it…

Jack MazanecJune 4, 2025

Blog

Finding a replacement for JSM in OpenSearch 3.0

The Java Security Manager (JSM) has long been a foundational security mechanism in OpenSearch. With…

Craig PerkinsJune 3, 2025

Blog

Optimizing inference processors for cost efficiency and performance

Learn how to optimize inference processors in OpenSearch to reduce redundant model calls, lower costs,…

Will HwangMay 29, 2025

Blog

Improve OpenSearch cluster performance by separating search and indexing workloads

Optimize OpenSearch cluster performance by separating indexing and search operations. Discover write/search replicas and dedicated…

Vinay Krishna PudyoduMay 27, 2025

Blog

Recipes to vectors: Building a hybrid search app with OpenSearch

Learn how to build a hybrid search application using OpenSearch as a vector database. Bookmark…

Liza KatzMay 21, 2025

Blog

Intelligent troubleshooting using OpenSearch 3.0’s plan-execute-reflect agent

Explore how the plan-execute-reflect agent in OpenSearch 3.0 transforms troubleshooting by automatically investigating system issues.…

Pavan YekboteMay 20, 2025

Blog

Introducing MCP in OpenSearch

OpenSearch now supports Model Context Protocol (MCP), a framework simplifying AI agent integration with search…

Rithin PullelaMay 15, 2025

Blog

OpenSearch Project update: Performance progress in OpenSearch 3.0

OpenSearch 3.0 delivers major performance improvements, including 10x faster search queries, 2.5x vector search boost,…

Saurabh SinghMay 14, 2025

A graphic illustration of a construction scene over a city background with 3.0 in the middle.

Blog

Announcing OpenSearch 3.0

The OpenSearch Project's first major version since 2022 propels OpenSearch forward with significant advancements in performance, data…

James McIntyreMay 6, 2025

Blog

The power of star-tree indexes: Supercharging OpenSearch aggregations

Learn how star-tree index improves the performance of aggregations in OpenSearch.

Bharathwaj GApril 30, 2025

Blog

Introducing the z-score normalization technique for hybrid search

Explore z-score normalization in OpenSearch 3.0-beta1 for hybrid search. Learn how this technique compares to…

Minal ShahApril 28, 2025

Blog

OpenSearch version 3.0: New features, breaking changes from Apache Lucene 10, and what to expect

Dive into the major updates in OpenSearch 3.0, including Lucene 10 integration, JVM 21 adoption,…

Kassian WrenApril 25, 2025

Blog

Navigating pagination in hybrid queries with the pagination_depth parameter

In this blog post, we'll explore why pagination depth is necessary for hybrid queries, show…

Varun JainApril 23, 2025

Blog

What’s new in OpenSearch Query Insights: Advanced grouping, dashboards, and historical analysis

Learn how the latest enhancements to OpenSearch Query Insights, including advanced query grouping, dedicated dashboards,…

Chenyang JiApril 22, 2025

Blog

Building effective hybrid search in OpenSearch: Techniques and best practices

Learn about lexical, semantic, and hybrid search in OpenSearch. Discover how hybrid search merges results…

Owais KaziApril 17, 2025

Blog

A practical guide to selecting HNSW hyperparameters

Struggling to balance search quality and speed in your LLM applications? This post dives into…

Huibin ShenApril 10, 2025

Blog

Boost OpenSearch vector search performance with Intel AVX-512

Billions of vectors? No problem. Learn how Intel AVX-512 accelerates OpenSearch vector search, providing crucial…

Naveen TatikondaApril 8, 2025

Technical

Enhanced log analysis with OpenSearch PPL: Introducing lookup, join, and subsearch

Unlocking agentic AI experiences with OpenSearch

Real-time query monitoring with live queries in OpenSearch 3.0

Do more with less: Save up to 3x on storage with derived vector source

Finding a replacement for JSM in OpenSearch 3.0

Optimizing inference processors for cost efficiency and performance

Improve OpenSearch cluster performance by separating search and indexing workloads

Recipes to vectors: Building a hybrid search app with OpenSearch

Intelligent troubleshooting using OpenSearch 3.0’s plan-execute-reflect agent

Introducing MCP in OpenSearch

OpenSearch Project update: Performance progress in OpenSearch 3.0

Announcing OpenSearch 3.0

The power of star-tree indexes: Supercharging OpenSearch aggregations

Introducing the z-score normalization technique for hybrid search

OpenSearch version 3.0: New features, breaking changes from Apache Lucene 10, and what to expect

Navigating pagination in hybrid queries with the pagination_depth parameter

What’s new in OpenSearch Query Insights: Advanced grouping, dashboards, and historical analysis

Building effective hybrid search in OpenSearch: Techniques and best practices

A practical guide to selecting HNSW hyperparameters

Boost OpenSearch vector search performance with Intel AVX-512

OpenSearch is a community-driven, Apache 2.0-licensed open source search and analytics suite that makes it easy to ingest, search, visualize, and analyze data.

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