add callout to bottom of docs mcp page

Author: devalog

fern/products/docs/pages/ai/mcp-server.mdx

@@ -13,4 +13,8 @@ Fern can build a production-ready MCP server for your documentation site. This e
 
 Fern analyzes your docs site structure and content, then creates an MCP server. 
 
-Developers can access your MCP server by visiting `your-documentation-site.com/mcp` and copying the configuration snippet to add to their AI client settings. Once integrated, developers can ask their AI client questions about your products. The AI client will search through your documentation and provide accurate answers.
+Developers can access your MCP server by visiting `your-documentation-site.com/mcp` and copying the configuration snippet to add to their AI client settings. Once integrated, developers can ask their AI client questions about your products. The AI client will search through your documentation and provide accurate answers.
+
+<Tip>
+**Looking for Fern's own MCP server?** If you want to connect your AI client to Fern's MCP server for help with Ask Fern, Docs, and SDKs, see the [fern-mcp-server repository](https://github.com/fern-api/fern-mcp-server).
+</Tip>