Record · mcp-java-sdkSDK / libraryOpen sourceVerified Sep 23, 2026

MCP Java SDK (official)

The official Java SDK for MCP clients and servers, maintained with Spring AI.

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Sources and review

Checked against public documentation on September 23, 2026. Suitability guidance is our editorial judgment; this is not a performance benchmark or an endorsement.

Best for

JVM and Spring teams adding MCP to existing Java services.

About MCP Java SDK (official)

The official MCP Java SDK, maintained in collaboration with Spring AI, lets Java applications implement MCP clients and servers with synchronous and asynchronous APIs. Spring AI extends it with Spring Boot client and server starters and annotation-based handlers.

MCP Java SDK (official) is an open-source project written primarily in Java, with 3.7k stars on GitHub. It was last updated in September 2026.

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MCP Java SDK (official) vs. the alternatives

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MCP Java SDK (official)SDK / librarythis listing	3.7k	Java	MIT	Open source
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