Blogs
Developer insights and practical how-to articles from our experts to inspire and empower your search experience.

Semantic search, now multilingual by default
semantic_text now defaults to jina-embeddings-v5-text on Elastic Inference Service, enabling multilingual semantic search in Elasticsearch.

How to compare two Elasticsearch indices and find missing documents
Exploring approaches for comparing two Elasticsearch indices and finding missing documents.

Monitoring Kibana dashboard views with Elastic Workflows
Learn how to use Elastic Workflows to collect Kibana dashboard view metrics every 30 minutes and index them into Elasticsearch, so you can build custom analytics and visualizations on top of your own data.

When TSDS meets ILM: Designing time series data streams that don't reject late data
How TSDS time bounds interact with ILM phases; and how to design policies that tolerate late-arriving metrics.

LINQ to Elasticsearch ES|QL: Write C#, query Elasticsearch
Exploring the new LINQ to Elasticsearch ES|QL provider in the Elasticsearch .NET client, which allows you to write C# code that’s automatically translated to ES|QL queries.

From judgment lists to trained Learning to Rank (LTR) models
Learn how to transform judgment lists into training data for Learning To Rank (LTR), design effective features, and interpret what your model learned.

From Elasticsearch runtime fields to ES|QL: Adapting legacy tools to current techniques
Learn how to migrate five common Elasticsearch runtime field patterns to their ES|QL equivalents, with side-by-side code comparisons and guidance on when each approach makes sense.

Creating an Elasticsearch MCP server with TypeScript
Learn how to create an Elasticsearch MCP server with TypeScript and Claude Desktop.

Announcing read-only permissions for Kibana dashboards
Introducing read-only dashboards in Kibana, giving dashboard creators granular sharing controls to keep results accurate and protected from unwanted changes.

The shell tool is not a silver bullet for context engineering
Learn what context-retrieval tools exist for context engineering, how they work, and their trade-offs.

Elasticsearch replicas for load balancing in Serverless
Learn how Elastic Cloud Serverless automatically adjusts index replicas based on search load, ensuring optimal query performance without manual configuration.
