Releases

Less noise, more signal: How Elastic Defend slashed event volume

In 8.18, Elastic Defend’s default configuration has been improved to lower how much event data is generated by up to 70%. In addition, process descendant event filters now give users a powerful new way to limit Elastic Defend’s data volume.

Daniel Ferullo

Powering the future of financial services with AI-driven intelligence

Discover how financial institutions can unlock AI’s full potential with retrieval augmented generation (RAG), vector search, and Better Binary Quantization — delivering smarter insights, cost efficiency, and real-time decision-making at scale.

Karen Mcdermott

Elastic Stack 8.17.5 released

Read about the updates and bug fixes that have been included in this release.

Panagiotis Sfendourakis

What’s new in Elastic Security 8.18 and 9.0

Elastic Security 8.18 and 9.0 bring Automatic Migration for detection rules, a Lookup Join function for ES|QL, several AI feature enhancements, and more!

Mark Settle

Tamarian Del Conte

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Releases

App Search and Workplace Search standalone products are now deprecated

Previously bundled as Elastic’s App Search and Workplace Search, core capabilities for building search for the enterprise are all available in Elasticsearch Serverless.

The Search Product Team

15 April 2025

Elastic Observability 9.0/8.18: Elastic Distributions of OpenTelemetry (EDOT) now GA, LLM observability, and more

Elastic Observability 8.18/9.0 announces the GA of Elastic Distributions of OpenTelemetry (EDOT) and LLM observability for OpenAI, Azure OpenAI, AWS Bedrock, and Google Vertex AI.

Miguel Luna

Akhilesh Pokhariyal

...

15 April 2025

ES|QL Joins are here! Yes, Joins!

Elasticsearch 8.18 includes our first SQL-style JOIN: ES|QL’s LOOKUP JOIN command. It is now available in tech preview and enables data correlation and enrichment with easily updatable lookup datasets.

Tyler Perkins

15 April 2025

Elastic Platform 8.18 and 9.0: ES|QL Lookup Joins are here and Lucene 10!

Elastic introduces Elasticsearch and Kibana 8.18 and 9.0, delivering highly anticipated features like Lookup Join in ES|QL, the power of Lucene 10, smarter data storage for logs, and more.

Elastic Platform Team

15 April 2025

Elasticsearch 9.0 & 8.18: Cooked for developers, with another helping of blazing-fast BBQ — 5x faster than OpenSearch

Elasticsearch 9.0 and 8.18 deliver a generally available and faster version of Elasticsearch. This version outperforms OpenSearch with a 5x improvement.

Serena Chou

Ranjana Devaji

15 April 2025

Elastic 9.0/8.18: BBQ, EDOT & LLM observability, Attack Discovery, Auto Import, and ES|QL JOIN

Elastic 9.0, built on Lucene 10, marks a major upgrade for Elasticsearch. Elastic 9.0/8.18 includes faster BBQ, Elastic Distributions of OTel (EDOT) and LLM observability, Attack Discovery, Automatic Import, and enhancements in ES|QL like JOIN.

Brian Bergholm

15 April 2025