diff --git a/src/core/task/index.ts b/src/core/task/index.ts
index 16c2c12542..aaaf8e9c71 100644
--- a/src/core/task/index.ts
+++ b/src/core/task/index.ts
@@ -1916,7 +1916,7 @@ export class Task {
 											: "other_diff_error"
 
 									// Add telemetry for diff edit failure
-									telemetryService.captureDiffEditFailure(this.taskId, errorType)
+									telemetryService.captureDiffEditFailure(this.taskId, this.api.getModel().id, errorType)
 
 									pushToolResult(
 										formatResponse.toolError(
diff --git a/src/services/posthog/telemetry/TelemetryService.ts b/src/services/posthog/telemetry/TelemetryService.ts
index 3477d567b3..d0a87e2789 100644
--- a/src/services/posthog/telemetry/TelemetryService.ts
+++ b/src/services/posthog/telemetry/TelemetryService.ts
@@ -512,13 +512,14 @@ class PostHogClient {
 	 * @param taskId Unique identifier for the task
 	 * @param errorType Type of error that occurred (e.g., "search_not_found", "invalid_format")
 	 */
-	public captureDiffEditFailure(taskId: string, errorType?: string, collect: boolean = false) {
+	public captureDiffEditFailure(taskId: string, modelId: string, errorType?: string, collect: boolean = false) {
 		this.capture(
 			{
 				event: PostHogClient.EVENTS.TASK.DIFF_EDIT_FAILED,
 				properties: {
 					taskId,
 					errorType,
+					modelId,
 				},
 			},
 			collect,