Skip to main content
search

OpenSearch Project Blog

Your source for OpenSearch updates, community news, and technical insights.

Happy birthday OpenSearch

Happy fourth birthday, OpenSearch!

July 17, 2025
A look back at the last 48 months of OpenSearch and a look to what the future holds.
  • Reset

Found 351 posts


Building a multimodal search engine in OpenSearch

July 29, 2025
In today’s data-rich world, information isn’t just text anymore. It’s images, videos, audio, and more. To truly understand and retrieve relevant information, search engines need to go beyond keywords and...
Community

Case Study: Bringing Fulfillment into Focus: How KRUU Uses OpenSearch for Real-Time Monitoring

July 25, 2025
At KRUU, Europe’s leading photo booth rental provider, smooth logistics are critical to customer satisfaction. The company’s signature product, a rentable, shippable photo booth for weddings and special events, is...

Using OpenSearch as a Vector Database

July 25, 2025
Traditional lexical search, based on term frequency models like blend term frequency models (BM25), is widely used and effective for many search applications. However, lexical search techniques require significant investment...

OpenSearch approximation framework

July 24, 2025
The Approximation Framework is a performance optimization in OpenSearch that introduces early termination during BKD tree traversal. It enhances the efficiency of numeric range, sort, and match_all queries by collecting only the required number of documents. This framework delivers exact results with significantly reduced query latency.

Advanced usage of the semantic field in OpenSearch

July 23, 2025
Explore advanced semantic field features in OpenSearch, including text chunking, support for externally hosted and custom models, cross-cluster usage, and updating model references.

Introducing semantic highlighting in OpenSearch

July 17, 2025
Explore OpenSearch 3.0's semantic highlighting, an AI-powered feature that intelligently identifies relevant passages based on meaning rather than exact keyword matches. Learn how to enhance your search applications with this powerful capability.
Happy birthday OpenSearch

Happy fourth birthday, OpenSearch!

July 17, 2025
A look back at the last 48 months of OpenSearch and a look to what the future holds.

Making ingestion smarter: System ingest pipelines in OpenSearch

July 16, 2025
Discover OpenSearch 3.1's system ingest pipeline feature, enabling plugin developers to automate document processing during ingestion. Learn how it simplifies configuration, improves user experience, and enhances data transformation capabilities.

Introduction to ML inference processors in OpenSearch: Review summarization and semantic search

July 15, 2025
Learn how to use ML inference processors to implement semantic search and summarization in OpenSearch.

Reducing hybrid query latency in OpenSearch 3.1 with efficient score collection

July 9, 2025
OpenSearch 3.1 delivers up to 3.8x faster hybrid query throughput by optimizing score collection, batching, and segment-level execution—resulting in lower latency and more predictable performance under load.
Technical

Neural sparse models are now available in Hugging Face Sentence Transformers

July 7, 2025
Discover how to implement neural sparse models in Sentence Transformers with OpenSearch. Learn to encode text into sparse vectors with just a few lines of code for efficient search.

Announcing OpenSearch Data Prepper 2.12: Additional source and sinks for your data ingestion needs

July 1, 2025
OpenSearch Data Prepper 2.12 introduces new features to enhance your data ingestion and processing pipeline. Discover the unified OTLP source for streamlined telemetry data ingestion, the Amazon SQS sink for efficient message queuing, and integration with AWS X-Ray for observability.
Community

Vector-Powered, AI-Ready: How OpenSearch and Freshworks Are Shaping the Future of Search

June 25, 2025
The buzz at OpenSearchCon India was electric. And for good reason. In a packed keynote session, leaders from AWS and Freshworks unpacked how search is evolving in the age of...
OpenSearch 3.1 release graphic
Technical

Get started with OpenSearch 3.1

June 24, 2025
OpenSearch 3.1 brings further innovation into the 3.x line with a host of updates to help you boost indexing performance, improve search results, dig deeper into your observability data, build more powerful agentic AI solutions, and maintain security for your OpenSearch deployments.

Redline testing now available in OpenSearch Benchmark

June 23, 2025
OpenSearch Benchmark's new redline testing feature automatically determines cluster throughput limits through dynamic load scaling and real-time monitoring. Eliminate manual tuning and discover your true performance ceiling.
Search

Introducing common filter support for hybrid search queries

June 16, 2025
Learn how to simplify hybrid search filtering with common filter support in OpenSearch 3.0.
Technical

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

June 10, 2025
Learn how to use OpenSearch 3.0's new PPL commands to enhance your log analysis. Explore practical examples and understand the Calcite-powered optimization.
Technical

Unlocking agentic AI experiences with OpenSearch

June 9, 2025
Discover how to implement agentic AI in OpenSearch using MCP server and Amazon Q Developer CLI for powerful, conversational search experiences and natural language analytics.
Technical

Real-time query monitoring with live queries in OpenSearch 3.0

June 5, 2025
Discover the new Live Queries API in OpenSearch Query Insights 3.0, enabling real-time visibility into currently executing search queries to identify and debug performance issues as they happen.
Technical

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

June 4, 2025
Learn about derived source for vectors, introduced in OpenSearch 3.0: why it matters, how it works, and how to start using it to improve performance and reduce storage costs.