From fc7a51bd2f700ed2ca5e1cdf06d58c4bdcbc181f Mon Sep 17 00:00:00 2001
From: Daniel Salazar <daniel.salazar@puter.com>
Date: Thu, 16 Oct 2025 13:21:11 -0700
Subject: [PATCH] fix: NaN value for consumedPurchaseCredits accounting (#1767)

---
 src/backend/src/services/MeteringService/MeteringService.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/backend/src/services/MeteringService/MeteringService.ts b/src/backend/src/services/MeteringService/MeteringService.ts
index 78115f93..84c1c3ab 100644
--- a/src/backend/src/services/MeteringService/MeteringService.ts
+++ b/src/backend/src/services/MeteringService/MeteringService.ts
@@ -134,7 +134,7 @@ export class MeteringAndBillingService {
                         await this.#kvStore.incr({
                             key: `${POLICY_PREFIX}:actor:${actorId}:addons`,
                             pathAndAmountMap: {
-                                consumedPurchaseCredits: Math.max(overageUsage, actorAddons.purchasedCredits - actorAddons.consumedPurchaseCredits), // don't go over the purchased credits, technically a race condition here, but optimistically rare
+                                consumedPurchaseCredits: Math.max(overageUsage, actorAddons.purchasedCredits - (actorAddons.consumedPurchaseCredits || 0)), // don't go over the purchased credits, technically a race condition here, but optimistically rare
                             },
                         });
                     }