diff --git a/src/content/docs/speed/optimization/content/speed-brain.mdx b/src/content/docs/speed/optimization/content/speed-brain.mdx
index 8fbe4573a7e35c4..a340c31c83c1d6c 100644
--- a/src/content/docs/speed/optimization/content/speed-brain.mdx
+++ b/src/content/docs/speed/optimization/content/speed-brain.mdx
@@ -5,6 +5,7 @@ sidebar:
   order: 9
   badge:
     text: Beta
+description: Learn how Speed Brain enhances web performance by prefetching likely next pages, improving metrics like LCP and TTFB.
 ---
 
 import { FeatureTable, TabItem, Tabs } from "~/components";