docs: fix Sanity mcp url (#8757)

Co-authored-by: Dallin Romney <dallinromney@gmail.com>

Author: tingwai

docs/guides/sanity-mcp-continue-cookbook.mdx

@@ -73,7 +73,7 @@ After ensuring you meet the **Prerequisites** above, you have two paths to get s
     <Steps>
       <Step title="Load the Pre-Built Agent">
         Visit the [Sanity Assistant Agent](https://hub.continue.dev/continuedev/sanity-assistant-agent) on Continue Mission Control and click **"Install Config"** or run:
-        
+
         ```bash
         cn --agent continuedev/sanity-assistant-agent
         ```
@@ -86,19 +86,19 @@ After ensuring you meet the **Prerequisites** above, you have two paths to get s
 
       <Step title="Your First MCP Conversation">
         Start with these beginner-friendly prompts to explore your content:
-        
+
         ```bash
         # Content exploration
         "Show me all blog posts published in the last month"
-        
-        # Schema understanding  
+
+        # Schema understanding
         "Show me all the document types in my Sanity schema and explain their relationships"
-        
+
         # Content management
         "Create a new product page for our upcoming feature"
         ```
 
-        That's it! The agent handles everything automatically. For more starter prompts and examples, see the [official Sanity MCP blog post](https://www.sanity.io/blog/model-context-protocol).
+        That's it! The agent handles everything automatically. For more starter prompts and examples, see the [official Sanity MCP blog post](https://www.sanity.io/blog/introducing-sanity-model-context-protocol-server).
       </Step>
     </Steps>
 
@@ -132,7 +132,7 @@ After ensuring you meet the **Prerequisites** above, you have two paths to get s
       **Authentication Options:**
       - **Interactive mode**: OAuth authentication via browser (expires after 7 days)
       - **Headless/CI mode**: Uses environment variables (SANITY_API_TOKEN, SANITY_PROJECT_ID, etc.)
-      
+
       See [Sanity MCP Config](https://hub.continue.dev/sanity/sanity-mcp-config) for environment variable setup.
     </Info>
 
@@ -147,8 +147,8 @@ After ensuring you meet the **Prerequisites** above, you have two paths to get s
         # "Show me all the document types in my Sanity schema and explain their relationships"
         # "Create a new product page for our upcoming feature"
         ```
-        
-        For more examples, see the [Sanity MCP blog post](https://www.sanity.io/blog/model-context-protocol).
+
+        For more examples, see the [Sanity MCP blog post](https://www.sanity.io/blog/introducing-sanity-model-context-protocol-server).
   </Step>
 </Steps>
 
@@ -211,7 +211,7 @@ With everything set up, you're ready for your first AI-powered content conversat
 </CardGroup>
 
 <Info>
-**New to MCP?** These prompts demonstrate the power of natural language content management. For more examples and detailed explanations, check out the [official Sanity MCP blog post](https://www.sanity.io/blog/model-context-protocol).
+**New to MCP?** These prompts demonstrate the power of natural language content management. For more examples and detailed explanations, check out the [official Sanity MCP blog post](https://www.sanity.io/blog/introducing-sanity-model-context-protocol-server).
 </Info>
 
 ## Content Management Recipes
@@ -232,7 +232,7 @@ You can add prompts to your agent's configuration for easy access in future sess
   changes, test your prompts in plan mode (see the [Plan Mode
   Guide](/guides/plan-mode-guide); press **Shift+Tab** to switch modes in TUI/IDE). This
   shows you what the agent will do without executing it.
-  
+
   To run any of the example prompts below in headless mode, use `cn -p "prompt"`
 </Info>
 
@@ -558,7 +558,7 @@ After completing this guide, you have a complete **AI-powered content management
   <Card
     title="Sanity MCP Blog Post"
     icon="newspaper"
-    href="https://www.sanity.io/blog/model-context-protocol"
+    href="https://www.sanity.io/blog/introducing-sanity-model-context-protocol-server"
   >
     Official Sanity MCP introduction with examples
   </Card>