From 1a02be7c9136a2f1997e94cc177aaeba3e6ef497 Mon Sep 17 00:00:00 2001
From: Elian Doran <contact@eliandoran.me>
Date: Mon, 30 Mar 2026 19:23:42 +0300
Subject: [PATCH] fix(llm): usage not reset when opening an empty chat

---
 apps/client/src/widgets/type_widgets/llm_chat/useLlmChat.ts | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/apps/client/src/widgets/type_widgets/llm_chat/useLlmChat.ts b/apps/client/src/widgets/type_widgets/llm_chat/useLlmChat.ts
index a6931299e6..b3088db20b 100644
--- a/apps/client/src/widgets/type_widgets/llm_chat/useLlmChat.ts
+++ b/apps/client/src/widgets/type_widgets/llm_chat/useLlmChat.ts
@@ -170,9 +170,7 @@ export function useLlmChat(
         }
         // Restore last prompt tokens from the most recent message with usage
         const lastUsage = [...(content.messages || [])].reverse().find(m => m.usage)?.usage;
-        if (lastUsage) {
-            setLastPromptTokens(lastUsage.promptTokens);
-        }
+        setLastPromptTokens(lastUsage?.promptTokens ?? 0);
     }, [supportsExtendedThinking]);
 
     // Get current state as content object (uses refs to avoid stale closures)