diff --git a/pages/index.html b/pages/index.html
index 8f8cb45c..2f522b94 100644
--- a/pages/index.html
+++ b/pages/index.html
@@ -4,6 +4,22 @@
   <meta charset="UTF-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
   <title>Open Code Review</title>
+  <meta name="description" content="The open source code review agent." />
+
+  <!-- Open Graph / social preview (iMessage, WeChat, Slack, Facebook, ...) -->
+  <meta property="og:type" content="website" />
+  <meta property="og:site_name" content="Open Code Review" />
+  <meta property="og:url" content="https://open-codereview.ai/" />
+  <meta property="og:title" content="Open Code Review" />
+  <meta property="og:description" content="The open source code review agent." />
+  <meta property="og:image" content="https://open-codereview.ai/og-image.png" />
+
+  <!-- Twitter / X -->
+  <meta name="twitter:card" content="summary" />
+  <meta name="twitter:title" content="Open Code Review" />
+  <meta name="twitter:description" content="The open source code review agent." />
+  <meta name="twitter:image" content="https://open-codereview.ai/og-image.png" />
+
   <link rel="icon" type="image/svg+xml" href="<%= require('./logo.svg') %>" />
   <link rel="preconnect" href="https://fonts.googleapis.com" />
   <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
diff --git a/pages/public/og-image.png b/pages/public/og-image.png
new file mode 100644
index 00000000..61a7a16b
Binary files /dev/null and b/pages/public/og-image.png differ