1 files changed, 15 insertions, 18 deletions
diff --git a/packages/core/src/telemetry/clearcut-logger/clearcut-logger.ts b/packages/core/src/telemetry/clearcut-logger/clearcut-logger.ts
index 1b1cec04..a64a9795 100644
--- a/packages/core/src/telemetry/clearcut-logger/clearcut-logger.ts
+++ b/packages/core/src/telemetry/clearcut-logger/clearcut-logger.ts
@@ -17,10 +17,8 @@ import {
 } from '../types.js';
 import { EventMetadataKey } from './event-metadata-key.js';
 import { Config } from '../../config/config.js';
-import {
-  getInstallationId,
-  getGoogleAccountEmail,
-} from '../../utils/user_id.js';
+import { getInstallationId } from '../../utils/user_id.js';
+import { getGoogleAccountId } from '../../utils/user_id.js';
 
 const start_session_event_name = 'start_session';
 const new_prompt_event_name = 'new_prompt';
@@ -68,23 +66,13 @@ export class ClearcutLogger {
   }
 
   createLogEvent(name: string, data: object): object {
-    // eslint-disable-next-line @typescript-eslint/no-explicit-any
-    const logEvent: any = {
+    return {
       console_type: 'GEMINI_CLI',
       application: 102,
       event_name: name,
+      client_install_id: getInstallationId(),
       event_metadata: [data] as object[],
     };
-
-    const email = getGoogleAccountEmail();
-    // Should log either email or install ID, not both. See go/cloudmill-1p-oss-instrumentation#define-sessionable-id
-    if (email) {
-      logEvent.client_email = email;
-    } else {
-      logEvent.client_install_id = getInstallationId();
-    }
-
-    return logEvent;
   }
 
   flushIfNeeded(): void {
@@ -92,24 +80,33 @@ export class ClearcutLogger {
       return;
     }
 
+    // Fire and forget - don't await
     this.flushToClearcut().catch((error) => {
       console.debug('Error flushing to Clearcut:', error);
     });
   }
 
-  flushToClearcut(): Promise<LogResponse> {
+  async flushToClearcut(): Promise<LogResponse> {
     if (this.config?.getDebugMode()) {
       console.log('Flushing log events to Clearcut.');
     }
     const eventsToSend = [...this.events];
     this.events.length = 0;
 
+    const googleAccountId = await getGoogleAccountId();
+
     return new Promise<Buffer>((resolve, reject) => {
       const request = [
         {
           log_source_name: 'CONCORD',
           request_time_ms: Date.now(),
           log_event: eventsToSend,
+          // Add UserInfo with the raw Gaia ID
+          user_info: googleAccountId
+            ? {
+                UserID: googleAccountId,
+              }
+            : undefined,
         },
       ];
       const body = JSON.stringify(request);
@@ -258,7 +255,7 @@ export class ClearcutLogger {
     this.enqueueLogEvent(this.createLogEvent(start_session_event_name, data));
     // Flush start event immediately
     this.flushToClearcut().catch((error) => {
-      console.debug('Error flushing to Clearcut:', error);
+      console.debug('Error flushing start session event to Clearcut:', error);
     });
   }