Refine Fallback message providing more options. (#1961)

packages/cli/src/ui/App.tsx

@@ -242,7 +242,8 @@ const App = ({ config, settings, startupWarnings = [] }: AppProps) => {
         {
           type: MessageType.INFO,
           text: `⚡ Slow response times detected. Automatically switching from ${currentModel} to ${fallbackModel} for faster responses for the remainder of this session.
-⚡ To avoid this you can utilize a Gemini API Key. See: https://goo.gle/gemini-cli-docs-auth#gemini-api-key
+⚡ To avoid this you can either upgrade to Standard tier. See: https://goo.gle/set-up-gemini-code-assist
+⚡ Or you can utilize a Gemini API Key. See: https://goo.gle/gemini-cli-docs-auth#gemini-api-key
 ⚡ You can switch authentication methods by typing /auth`,
         },
         Date.now(),