Best OpenSearch MCP Servers
OpenSearch is a community-driven, open source search and analytics suite derived from Apache 2.0 licensed Elasticsearch 7.10.2 & Kibana 7.10.2.
Why this server?
Provides tools for searching indices, retrieving mappings, managing shards, and performing agentic memory operations on OpenSearch clusters.
AlicenseAqualityAmaintenanceMCP server for OpenSearch that enables AI assistants to interact with OpenSearch clusters through a standardized interface for search, index management, and cluster operations.977,891 PyPI151Apache 2.0Why this server?
Provides documentation and code validation for XanoScript, including integration guidance for OpenSearch search operations.

Xano Developer MCPofficial
AlicenseAqualityBmaintenanceAn MCP server and standalone library that gives AI assistants superpowers for developing on Xano — complete with documentation, code validation, and workflow guides.7595 npm9MITWhy this server?
Provides integration with the KAKEN database (Japanese Grants-in-Aid for Scientific Research) via its OpenSearch API, enabling search and retrieval of research projects and researchers.
AlicenseAqualityBmaintenanceMCP server for querying the Japanese KAKEN database of scientific research grants, enabling search of projects and researchers via Claude.41MITWhy this server?
Provides a fully implemented driver for OpenSearch, a search engine, enabling query execution and schema exploration.
AlicenseBqualityCmaintenanceEnables AI agents to interact with over 50 SQL and NoSQL databases through MCP tools for querying, schema inspection, and table management.51MITWhy this server?
Allows exploration and search of OpenSearch clusters, providing tools for indexing, querying, and cluster management.
AlicenseAqualityDmaintenanceRead-only MCP server for exploring and searching OpenSearch clusters, enabling log analysis, index exploration, and query execution.8MITWhy this server?
Integrates with OpenSearch as a vector store backend for scalable memory storage and retrieval, supporting complex filtering and production deployments.
AlicenseAqualityDmaintenanceAn MCP server that provides persistent memory capabilities for AI agents using Mem0, enabling storage, search, and management of contextual information across conversations with support for multiple backends and LLM providers.1818 PyPIMITWhy this server?
Provides read-only tools for searching, aggregating, and exploring log data in OpenSearch clusters, including index discovery, mapping retrieval, field sampling, full-text search, count, terms and multi-terms aggregations, histogram, and numeric stats.
AlicenseAqualityBmaintenanceA read-only MCP server that enables AI assistants to search, aggregate, and explore OpenSearch log data through 12 tools for connectivity, index discovery, search, and aggregations.17MITWhy this server?
Read-only exploration of Amazon OpenSearch Service domains, including cluster health, index management, shard diagnostics, and search queries with AWS SigV4 authentication.
AlicenseBqualityBmaintenanceA read-only MCP server for investigating Amazon OpenSearch Service domains using natural language, with tools for cluster health, index management, search, and diagnostics, secured by allowed profiles and regions.20MITWhy this server?
Enables full-text search across OPDS catalogs using OpenSearch descriptions.