diff --git a/src/@types/vscode.proposed.chatParticipantAdditions.d.ts b/src/@types/vscode.proposed.chatParticipantAdditions.d.ts
index 71520fa1ec..aa7001a3d2 100644
--- a/src/@types/vscode.proposed.chatParticipantAdditions.d.ts
+++ b/src/@types/vscode.proposed.chatParticipantAdditions.d.ts
@@ -105,6 +105,7 @@ declare module 'vscode' {
 		isComplete?: boolean;
 		toolSpecificData?: ChatTerminalToolInvocationData;
 		fromSubAgent?: boolean;
+		presentation?: 'hidden' | 'hiddenAfterComplete' | undefined;
 
 		constructor(toolName: string, toolCallId: string, isError?: boolean);
 	}
diff --git a/src/@types/vscode.proposed.chatSessionsProvider.d.ts b/src/@types/vscode.proposed.chatSessionsProvider.d.ts
index bd4e624430..772fc387b9 100644
--- a/src/@types/vscode.proposed.chatSessionsProvider.d.ts
+++ b/src/@types/vscode.proposed.chatSessionsProvider.d.ts
@@ -95,6 +95,11 @@ declare module 'vscode' {
 		 */
 		description?: string | MarkdownString;
 
+		/**
+		 * An optional badge that provides additional context about the chat session.
+		 */
+		badge?: string | MarkdownString;
+
 		/**
 		 * An optional status indicating the current state of the session.
 		 */
diff --git a/src/view/treeNodes/pullRequestNode.ts b/src/view/treeNodes/pullRequestNode.ts
index 3d8f8337c1..e93f2b840c 100644
--- a/src/view/treeNodes/pullRequestNode.ts
+++ b/src/view/treeNodes/pullRequestNode.ts
@@ -57,6 +57,7 @@ export class PRNode extends TreeNode implements vscode.CommentingRangeProvider2
 		super(parent);
 		this.registerSinceReviewChange();
 		this.registerConfigurationChange();
+		this.registerNotificationChanges();
 		this._register(this._folderReposManager.onDidChangeActivePullRequest(e => {
 			if (e.new?.number === this.pullRequestModel.number || e.old?.number === this.pullRequestModel.number) {
 				this.refresh(this);
@@ -144,6 +145,37 @@ export class PRNode extends TreeNode implements vscode.CommentingRangeProvider2
 		}));
 	}
 
+	protected registerNotificationChanges() {
+		// Listen for regular notification changes
+		this._register(this._notificationProvider.onDidChangeNotifications(notifications => {
+			// Check if any of the changed notifications are for this PR
+			const affectsThisPR = notifications.some(notification => {
+				if (notification.model instanceof PullRequestModel) {
+					return notification.model.number === this.pullRequestModel.number &&
+						notification.model.remote.owner === this.pullRequestModel.remote.owner &&
+						notification.model.remote.repositoryName === this.pullRequestModel.remote.repositoryName;
+				}
+				return false;
+			});
+			if (affectsThisPR) {
+				this.refresh(this);
+			}
+		}));
+
+		// Listen for Copilot notification changes
+		this._register(this._prsTreeModel.onDidChangeCopilotNotifications(pullRequests => {
+			// Check if any of the changed notifications are for this PR
+			const affectsThisPR = pullRequests.some(pr =>
+				pr.number === this.pullRequestModel.number &&
+				pr.remote.owner === this.pullRequestModel.remote.owner &&
+				pr.remote.repositoryName === this.pullRequestModel.remote.repositoryName
+			);
+			if (affectsThisPR) {
+				this.refresh(this);
+			}
+		}));
+	}
+
 	public async reopenNewPrDiffs(pullRequest: PullRequestModel) {
 		let hasOpenDiff: boolean = false;
 		vscode.window.tabGroups.all.map(tabGroup => {