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Blogs - Elasticsearch Labs

Blogs

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

September 16, 2025

Hybrid search and semantic reranking with Elasticsearch and GCP

Learn how to build a complete hybrid search application with a semantic reranker using only GCP components and Elasticsearch.

Hybrid search and semantic reranking with Elasticsearch and GCP
Balancing the scales: Making reciprocal rank fusion (RRF) smarter with weights

September 15, 2025

Balancing the scales: Making reciprocal rank fusion (RRF) smarter with weights

Exploring weighted reciprocal rank fusion​ (RRF) in Elasticsearch and how it works through practical examples.

Using LangExtract and Elasticsearch

September 11, 2025

Using LangExtract and Elasticsearch

Learn how to extract structured data from free-form text using LangExtract and store it as fields in Elasticsearch.

RAG with a map: Multimodal + geospatial in Elasticsearch

September 10, 2025

RAG with a map: Multimodal + geospatial in Elasticsearch

Combining multimodal RAG capabilities with core Elasticsearch features such as geospatial queries and lexical search.

Introducing the ES|QL query builder for the Python Elasticsearch Client

September 9, 2025

Introducing the ES|QL query builder for the Python Elasticsearch Client

Learn how to use the ES|QL query builder, a new Python Elasticsearch client feature that makes it easier to construct ES|QL queries using a familiar Python syntax.

MCP for intelligent search

September 8, 2025

MCP for intelligent search

Building an intelligent search system by integrating Elastic's intelligent query layer with MCP to enhance the generative efficacy of LLMs.

Running cloud-native Elasticsearch with ECK

September 5, 2025

Running cloud-native Elasticsearch with ECK

Learn how to provision a GKE cluster with Terraform and run the Elastic Stack on Kubernetes using ECK.

Transforming data interaction: Deploying Elastic’s MCP server on Amazon Bedrock AgentCore Runtime for crafting agentic AI applications

September 4, 2025

Transforming data interaction: Deploying Elastic’s MCP server on Amazon Bedrock AgentCore Runtime for crafting agentic AI applications

Transform complex database queries into simple conversations by deploying Elastic's search capabilities on Amazon Bedrock AgentCore Runtime platform.

What is Context Engineering?

September 4, 2025

What is Context Engineering?

Have you heard of this new term context engineering, but aren't sure what it is? Join us as we explain what it is and how RAG with Elasticsearch can help.

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