diff --git a/consensus-mcp.mdx b/consensus-mcp.mdx
index ac4d997..525f14a 100644
--- a/consensus-mcp.mdx
+++ b/consensus-mcp.mdx
@@ -294,6 +294,10 @@ Each search returns:
   Pro plans and above also include `study_type` and `takeaway` for each paper. Enterprise includes `doi`.
 </Note>
 
+<Note>
+  If a search cannot complete because of a usage or rate limit, ChatGPT shows the server message in the results widget. Free and anonymous users also see an **Upgrade to Pro** button. Other MCP clients receive the error in the tool result.
+</Note>
+
 ### Example Prompts
 
 - "What does the research say about the effectiveness of remote work on productivity?"
@@ -352,11 +356,11 @@ Each search returns:
   </Accordion>
 
   <Accordion title="Monthly search limit reached">
-    Paid plans can continue searching past the included monthly limit when the account has an active metered API subscription and additional usage is enabled; those extra searches are billed to the subscription. Free plans must wait for the next monthly reset or upgrade.
+    In ChatGPT, the widget shows the limit message and an **Upgrade to Pro** button for Free and anonymous plans. Paid plans can continue searching past the included monthly limit when the account has an active metered API subscription and additional usage is enabled; those extra searches are billed to the subscription. Free plans must wait for the next monthly reset or upgrade.
   </Accordion>
 
   <Accordion title="Rate limit exceeded (429 error)">
-    Wait a few moments before searching again. If using automated workflows, implement backoff logic between requests.
+    In ChatGPT, the widget shows the retry message. Wait a few moments before searching again. If using automated workflows, implement backoff logic between requests.
   </Accordion>
 </AccordionGroup>