Update announcement/settings with details about prompt caching

webview-ui/src/components/Announcement.tsx

@@ -27,18 +27,25 @@ const Announcement = ({ version, hideAnnouncement }: AnnouncementProps) => {
 				🎉{"  "}New in v{version}
 			</h3>
 			<ul style={{ margin: "0 0 8px", paddingLeft: "20px" }}>
+				<li>
+					Adds support for{" "}
+					<VSCodeLink href="https://www.anthropic.com/news/prompt-caching" style={{ display: "inline" }}>
+						Prompt Caching
+					</VSCodeLink>{" "}
+					to reduce costs by up to 90% and latency by up to 85% (currently only available through Anthropic
+					API for Claude 3.5 Sonnet and Claude 3.0 Haiku)
+				</li>
 				<li>
 					Paste images in chat and turn mockups into fully functional applications or fix bugs with
 					screenshots
 				</li>
 				<li>
-					Added option to choose other Claude models (+ GPT-4o, DeepSeek, and Mistral if you use OpenRouter)
+					Adds option to choose other Claude models (+ GPT-4o, DeepSeek, and Mistral if you use OpenRouter)
 				</li>
 				<li>
 					You can now add custom instructions to the end of the system prompt (e.g. "Always use Python",
 					"Speak in Spanish")
 				</li>
-				<li>Improved support for running interactive terminal commands and servers</li>
 			</ul>
 			<p style={{ margin: "0" }}>
 				Follow me for more updates!{" "}