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+# MCP Variants (Draft Extension)
+
+This repository provides a multi-language reference implementation of the variants proposal for the Model Context Protocol (MCP), as described in [SEP-2053](https://github.com/modelcontextprotocol/modelcontextprotocol/pull/2053).
+
+> #### **Status:** Experimental. This work is for prototyping and feedback only, and is not an accepted or official MCP extension.