4.0.0 io.modelcontextprotocol.sdk mcp-parent 2.1.0-SNAPSHOT mcp jar Java MCP SDK Java SDK implementation of the Model Context Protocol, enabling seamless integration with language models and AI tools https://github.com/modelcontextprotocol/java-sdk https://github.com/modelcontextprotocol/java-sdk scm:git:git://github.com/modelcontextprotocol/java-sdk.git scm:git:ssh://git@github.com/modelcontextprotocol/java-sdk.git io.modelcontextprotocol.sdk mcp-json-jackson3 2.1.0-SNAPSHOT io.modelcontextprotocol.sdk mcp-core 2.1.0-SNAPSHOT