Concise summaries of official AWS update announcements for Amazon OpenSearch Service.
Read the Amazon OpenSearch Service guide / Back to the latest updates
Information as of November 3, 2026.
Amazon OpenSearch Serverless now supports time series collections, enabling customers to ingest, store, and analyze logs, metrics, traces, and event data without provisioning or managing clusters
Amazon OpenSearch Serverless reduces the default refresh interval from 10 seconds to 5 seconds for both search and vector collections, enabling faster searchability of newly indexed documents without requiring any configuration changes.
Amazon OpenSearch Service now supports index-level encryption, allowing each index to be encrypted with its own AWS KMS customer-managed key, enhancing data protection in multi-tenant environments
Amazon OpenSearch Service now offers validation advisory for domain configuration changes, helping you make informed decisions on risky changes. Changes are classified as Critical or Warning, with Warnings requiring acknowledgment before proceeding.
Amazon OpenSearch Serverless is now available on Vercel's AI-powered platform v0, enabling users to build full-stack search and AI applications with natural language prompts.
Amazon OpenSearch Service introduces 17 new cluster insights that automatically identify root causes of red and yellow cluster statuses and provide actionable recommendations
Amazon OpenSearch Ingestion offers a fully managed data ingestion tier that allows filtering, transforming, redacting, and routing data before indexing in OpenSearch Service clusters or serverless collections
Amazon OpenSearch Service extends automatic semantic enrichment to VPC-enabled domains, allowing customers with private network configurations to leverage AI-powered semantic search without exposing domains to the public internet
Amazon OpenSearch Serverless's next generation now supports up to 10,000 collections per collection group, increasing from the previous limit of 1,500 and enabling greater scalability and cost savings for large multi-tenant workloads
Amazon OpenSearch Service adds network access controls for OpenSearch UI applications, allowing restriction of access to approved networks using IAM condition keys.
Amazon OpenSearch Service is extending security and OS patch coverage for legacy Elasticsearch and OpenSearch engine versions through November 7, 2027, with updated support rates. It also announces standard and extended support dates for Elasticsearch versions 6.8, 7.9, 7.10, OpenSearch version 1.3, and OpenSearch versions 2.11 to 2.19.
Amazon OpenSearch Service now offers OpenSearch 3.7, introducing improvements to vector search performance, search relevance, and query insights.
Amazon OpenSearch Service now supports one-click migration from legacy OpenSearch Dashboards to OpenSearch UI, allowing users to move existing tenants and saved objects without manual recreation.
Amazon OpenSearch Service integrates with the Agent Toolkit for AWS, allowing users to build, manage, and query OpenSearch Service domains and OpenSearch Serverless collections directly from AI coding agents like Claude Code, Kiro, and Cursor using the AWS MCP server and a curated skill.
Amazon OpenSearch Service introduces a new engine purpose-built for log analytics, delivering up to 4x better price-performance and combining full-text search with analytical queries.
Amazon OpenSearch Ingestion is now generally available in the Europe (Paris) Region, enabling data ingestion and preprocessing for Amazon OpenSearch Service clusters and serverless collections.
Amazon OpenSearch Service's Migration Assistant adds AI-assisted capabilities, simplifying migration of self-managed Apache Solr, Elasticsearch, or OpenSearch deployments to OpenSearch Serverless or Managed Clusters using tools like Kiro and Claude Code
Amazon OpenSearch Service now supports MCP Apps, enabling users to investigate incidents using logs, traces, and metrics within compatible agentic IDEs like Claude Desktop and VS Code, with interactive visualizations for review.
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