Amazon Neptune announces MCP (Model Context Protocol) Server

Today, AWS announces the launch of the Amazon Neptune MCP Server, now available in the AWS MCP open-source repository. This new server makes it easier for developers and AI assistants to interact with Amazon Neptune, enabling seamless integration of graph queries into generative AI workflows.

Part of AWS’s growing suite of Model Context Protocol (MCP) tools, the Neptune MCP Server supports openCypherand Gremlin queries, schema discovery, and natural language querying. Users can now seamlessly integrate Neptune into MCP capable tools like Amazon Q CLI, Cursor, Claude Code, as well as the ability to ask questions in plain English and receive accurate graph responses—without writing complex code. Whether you're building a knowledge graph, analyzing relationships, or powering an AI assistant, the Neptune MCP Server lets you explore and query graph data more intuitively and efficiently than ever before.

Amazon Neptune MCP Server is now available in all AWS regions where Amazon Neptune is offered. For more details, learn more about Neptune MCP Server on our blog.