diff --git a/packages/types/src/vscode-extension-host.ts b/packages/types/src/vscode-extension-host.ts
index 1448c08c80..49294f08c6 100644
--- a/packages/types/src/vscode-extension-host.ts
+++ b/packages/types/src/vscode-extension-host.ts
@@ -188,11 +188,19 @@ export interface ExtensionMessage {
 		totalCost: number
 		ownCost: number
 		childrenCost: number
+		ownAdded?: number
+		ownRemoved?: number
+		childrenAdded?: number
+		childrenRemoved?: number
+		totalAdded?: number
+		totalRemoved?: number
 		childDetails?: {
 			id: string
 			name: string
 			tokens: number
 			cost: number
+			added: number
+			removed: number
 			status: "active" | "completed" | "delegated"
 			hasNestedChildren: boolean
 		}[]
diff --git a/src/core/webview/ClineProvider.ts b/src/core/webview/ClineProvider.ts
index d287e1c338..dd74a259db 100644
--- a/src/core/webview/ClineProvider.ts
+++ b/src/core/webview/ClineProvider.ts
@@ -1711,9 +1711,7 @@ export class ClineProvider
 		return {
 			historyItem,
 			aggregatedCosts: {
-				totalCost: aggregatedCosts.totalCost,
-				ownCost: aggregatedCosts.ownCost,
-				childrenCost: aggregatedCosts.childrenCost,
+				...aggregatedCosts,
 				childDetails,
 			},
 		}