Join us at OpenSearchCon Europe 2025 in Amsterdam, April 30 - May 1, for two days of open-source search and analytics insights, technical deep dives, and networking. Call for proposals and early bird registration now open!| OpenSearch
Developing OpenSearch Dashboards (OSD) can feel overwhelming, whether you’re setting up your environment for the first time or starting work on a significant feature. This blog post introduces developer tools...| OpenSearch
Imagine the ability to search through hundreds of millions of high-dimensional vectors in a split second, all while using less storage and memory than ever before. This might sound impossible,...| OpenSearch
Introduction Hybrid search combines lexical and neural search to improve search relevance; this combination shows promising results across industries and in benchmarks. In OpenSearch 2.18, hybrid search is an arithmetic combination of the...| OpenSearch
The growing popularity of generative AI and large language models (LLMs) has led to an increased demand for efficient vector search and similarity operations. These models often rely on high-dimensional...| OpenSearch
When Amazon Web Services (AWS) launched the OpenSearch Project, it sought to inspire a community of contributors to help drive innovation for a strategically important open-source project. Working toward that...| OpenSearch
Upgrading to OpenSearch offers many advantages, but it can also introduce unexpected challenges. One such issue we’ve encountered while assisting with upgrades from older Elasticsearch versions is the “cold start...| OpenSearch
Exact k-nearest neighbor (k-NN) search in OpenSearch allows you to define custom scoring functions to retrieve documents based on their proximity to a query vector. This method provides highly accurate...| OpenSearch
The OpenSearch Project has joined the OpenSearch Software Foundation, a vendor-neutral nonprofit organization hosted by the Linux Foundation. Learn about this transition and how it helps the OpenSearch community work together to build great software for search, analytics, observability, and vector database applications.| OpenSearch
