diff --git a/src/vs/workbench/contrib/chat/common/chatModel.ts b/src/vs/workbench/contrib/chat/common/chatModel.ts
index 26c82c87dd2..11eefe47dea 100644
--- a/src/vs/workbench/contrib/chat/common/chatModel.ts
+++ b/src/vs/workbench/contrib/chat/common/chatModel.ts
@@ -23,10 +23,21 @@ export interface IChatRequestModel {
 	readonly response: IChatResponseModel | undefined;
 }
 
+export type ResponsePart =
+	| string
+	| IMarkdownString
+	| { treeData: IChatResponseProgressFileTreeData }
+	| {
+		placeholder: string;
+		resolvedContent?: Promise<
+			string | IMarkdownString | { treeData: IChatResponseProgressFileTreeData }
+		>;
+	};
+
 export interface IResponse {
 	readonly value: (IMarkdownString | IPlaceholderMarkdownString | IChatResponseProgressFileTreeData)[];
 	onDidChangeValue: Event<void>;
-	updateContent(responsePart: string | IMarkdownString | { treeData: IChatResponseProgressFileTreeData } | { placeholder: string; resolvedContent?: Promise<string | IMarkdownString | { treeData: IChatResponseProgressFileTreeData }> }, quiet?: boolean): void;
+	updateContent(responsePart: ResponsePart, quiet?: boolean): void;
 	asString(): string;
 }
 
@@ -93,7 +104,10 @@ export interface IPlaceholderMarkdownString extends IMarkdownString {
 	isPlaceholder: boolean;
 }
 
-type ResponsePart = { string: IMarkdownString; isPlaceholder?: boolean } | { treeData: IChatResponseProgressFileTreeData; isPlaceholder?: undefined };
+type InternalResponsePart =
+	| { string: IMarkdownString; isPlaceholder?: boolean }
+	| { treeData: IChatResponseProgressFileTreeData; isPlaceholder?: undefined };
+
 export class Response implements IResponse {
 	private _onDidChangeValue = new Emitter<void>();
 	public get onDidChangeValue() {
@@ -101,7 +115,7 @@ export class Response implements IResponse {
 	}
 
 	// responseParts internally tracks all the response parts, including strings which are currently resolving, so that they can be updated when they do resolve
-	private _responseParts: ResponsePart[];
+	private _responseParts: InternalResponsePart[];
 	// responseData externally presents the response parts with consolidated contiguous strings (including strings which were previously resolving)
 	private _responseData: (IMarkdownString | IPlaceholderMarkdownString | IChatResponseProgressFileTreeData)[];
 	// responseRepr externally presents the response parts with consolidated contiguous strings (excluding tree data)
@@ -126,7 +140,7 @@ export class Response implements IResponse {
 		return this._responseRepr;
 	}
 
-	updateContent(responsePart: string | IMarkdownString | { treeData: IChatResponseProgressFileTreeData } | { placeholder: string; resolvedContent?: Promise<string | { treeData: IChatResponseProgressFileTreeData }> }, quiet?: boolean): void {
+	updateContent(responsePart: ResponsePart, quiet?: boolean): void {
 		if (typeof responsePart === 'string' || isMarkdownString(responsePart)) {
 			const responsePartLength = this._responseParts.length - 1;
 			const lastResponsePart = this._responseParts[responsePartLength];
@@ -154,6 +168,9 @@ export class Response implements IResponse {
 				if (typeof content === 'string') {
 					this._responseParts[responsePosition] = { string: new MarkdownString(content), isPlaceholder: true };
 					this._updateRepr(quiet);
+				} else if ('value' in content) {
+					this._responseParts[responsePosition] = { string: content, isPlaceholder: true };
+					this._updateRepr(quiet);
 				} else if (content.treeData) {
 					this._responseParts[responsePosition] = { treeData: content.treeData };
 					this._updateRepr(quiet);
@@ -257,7 +274,7 @@ export class ChatResponseModel extends Disposable implements IChatResponseModel
 		this._id = 'response_' + ChatResponseModel.nextId++;
 	}
 
-	updateContent(responsePart: string | IMarkdownString | { treeData: IChatResponseProgressFileTreeData } | { placeholder: string; resolvedContent?: Promise<string | IMarkdownString | { treeData: IChatResponseProgressFileTreeData }> }, quiet?: boolean) {
+	updateContent(responsePart: ResponsePart, quiet?: boolean) {
 		this._response.updateContent(responsePart, quiet);
 	}