diff --git a/src/main/services/team/TeamProvisioningService.ts b/src/main/services/team/TeamProvisioningService.ts
index 284845a6..c6f414ba 100644
--- a/src/main/services/team/TeamProvisioningService.ts
+++ b/src/main/services/team/TeamProvisioningService.ts
@@ -11858,6 +11858,7 @@ export class TeamProvisioningService {
     },
     snapshot?: PersistedTeamLaunchSnapshot | null
   ): string {
+    const expectedTeammateCount = snapshot?.expectedMembers.length ?? run.expectedMembers.length;
     const permissionPendingCount = snapshot
       ? this.countSnapshotPermissionPendingMembers(snapshot)
       : this.countRunPermissionPendingMembers(run);
@@ -11880,15 +11881,15 @@ export class TeamProvisioningService {
     if (launchSummary.confirmedCount === 0) {
       const allRuntimeAlive =
         launchSummary.runtimeAlivePendingCount > 0 &&
-        launchSummary.runtimeAlivePendingCount === run.expectedMembers.length;
+        launchSummary.runtimeAlivePendingCount === expectedTeammateCount;
       return allRuntimeAlive
         ? `${prefix} — teammates online`
         : launchSummary.runtimeAlivePendingCount > 0
-          ? `${prefix} — ${launchSummary.runtimeAlivePendingCount}/${run.expectedMembers.length} teammate${launchSummary.runtimeAlivePendingCount === 1 ? '' : 's'} online${stillStartingCount > 0 ? `, ${stillStartingCount} still starting` : ''}`
+          ? `${prefix} — ${launchSummary.runtimeAlivePendingCount}/${expectedTeammateCount} teammate${launchSummary.runtimeAlivePendingCount === 1 ? '' : 's'} online${stillStartingCount > 0 ? `, ${stillStartingCount} still starting` : ''}`
           : `${prefix} — teammates are still starting`;
     }
 
-    return `${prefix} — ${launchSummary.confirmedCount}/${run.expectedMembers.length} teammates made contact${launchSummary.runtimeAlivePendingCount > 0 ? `, ${launchSummary.runtimeAlivePendingCount} teammate${launchSummary.runtimeAlivePendingCount === 1 ? '' : 's'} online` : ''}${stillStartingCount > 0 ? `${launchSummary.runtimeAlivePendingCount > 0 ? ', ' : ', '}${stillStartingCount} still joining` : ''}`;
+    return `${prefix} — ${launchSummary.confirmedCount}/${expectedTeammateCount} teammates made contact${launchSummary.runtimeAlivePendingCount > 0 ? `, ${launchSummary.runtimeAlivePendingCount} teammate${launchSummary.runtimeAlivePendingCount === 1 ? '' : 's'} online` : ''}${stillStartingCount > 0 ? `${launchSummary.runtimeAlivePendingCount > 0 ? ', ' : ', '}${stillStartingCount} still joining` : ''}`;
   }
 
   private buildAggregatePendingLaunchMessage(
diff --git a/test/main/services/team/TeamProvisioningService.test.ts b/test/main/services/team/TeamProvisioningService.test.ts
index aa3ee3af..be9b54c2 100644
--- a/test/main/services/team/TeamProvisioningService.test.ts
+++ b/test/main/services/team/TeamProvisioningService.test.ts
@@ -2174,6 +2174,59 @@ describe('TeamProvisioningService', () => {
       expect(message).toBe('Finishing launch — 1 teammate awaiting permission approval');
     });
 
+    it('uses persisted expected member count instead of stale run expected members for pure launch copy', () => {
+      const svc = new TeamProvisioningService();
+      const run = createMemberSpawnRun({
+        teamName: 'pure-team',
+        expectedMembers: [],
+        memberSpawnStatuses: new Map(),
+      });
+
+      const message = (svc as any).buildAggregatePendingLaunchMessage(
+        'Finishing launch',
+        run,
+        {
+          confirmedCount: 0,
+          pendingCount: 1,
+          failedCount: 0,
+          runtimeAlivePendingCount: 1,
+        },
+        {
+          version: 2,
+          teamName: 'pure-team',
+          updatedAt: '2026-04-22T12:00:00.000Z',
+          launchPhase: 'active',
+          expectedMembers: ['alice'],
+          bootstrapExpectedMembers: ['alice'],
+          members: {
+            alice: {
+              name: 'alice',
+              providerId: 'opencode',
+              laneId: 'primary',
+              laneKind: 'primary',
+              laneOwnerProviderId: 'opencode',
+              launchState: 'runtime_pending_bootstrap',
+              agentToolAccepted: true,
+              runtimeAlive: true,
+              bootstrapConfirmed: false,
+              hardFailure: false,
+              lastEvaluatedAt: '2026-04-22T12:00:00.000Z',
+            },
+          },
+          summary: {
+            confirmedCount: 0,
+            pendingCount: 1,
+            failedCount: 0,
+            runtimeAlivePendingCount: 1,
+          },
+          teamLaunchState: 'partial_pending',
+        }
+      );
+
+      expect(message).toBe('Finishing launch — teammates online');
+      expect(message).not.toContain('/0');
+    });
+
     it('launches the OpenCode secondary lane with side-lane provider and member runtime identity', async () => {
       const svc = new TeamProvisioningService();
       const adapterLaunch = vi.fn(async (input: Record<string, unknown>) => ({