From 95ebef13dfc65ec114fe759025ca3fac6108ce32 Mon Sep 17 00:00:00 2001
From: Dustin Healy <dustinhealy1@gmail.com>
Date: Sat, 13 Sep 2025 12:42:43 -0700
Subject: [PATCH] refactor: swap conversationCosts query hooks out for new
 modelCosts query and move to react-query-service

---
 client/src/data-provider/queries.ts           | 33 -------------------
 .../src/react-query/react-query-service.ts    | 17 ++++++++++
 2 files changed, 17 insertions(+), 33 deletions(-)

diff --git a/client/src/data-provider/queries.ts b/client/src/data-provider/queries.ts
index 24d1d6c9e5..447775067e 100644
--- a/client/src/data-provider/queries.ts
+++ b/client/src/data-provider/queries.ts
@@ -32,20 +32,6 @@ import type {
 } from 'librechat-data-provider';
 import type { ConversationCursorData } from '~/utils/convos';
 import { findConversationInInfinite } from '~/utils';
-type TConversationCosts = {
-  conversationId: string;
-  totals: {
-    prompt: { usd: number; tokenCount: number };
-    completion: { usd: number; tokenCount: number };
-    total: { usd: number; tokenCount: number };
-  };
-  perMessage: Array<{
-    messageId: string;
-    tokenType: 'prompt' | 'completion';
-    tokenCount: number;
-    usd: number;
-  }>;
-};
 
 export const useGetPresetsQuery = (
   config?: UseQueryOptions<TPreset[]>,
@@ -90,25 +76,6 @@ export const useGetConvoIdQuery = (
   );
 };
 
-export const useGetConversationCosts = (
-  conversationId: string,
-  config?: UseQueryOptions<TConversationCosts>,
-): QueryObserverResult<TConversationCosts> => {
-  return useQuery<TConversationCosts>(
-    [QueryKeys.conversation, conversationId, 'costs'],
-    () => {
-      return dataService.getConversationCosts(conversationId) as unknown as TConversationCosts;
-    },
-    {
-      refetchOnWindowFocus: false,
-      refetchOnReconnect: false,
-      refetchOnMount: false,
-      enabled: !!conversationId && conversationId !== 'new',
-      ...config,
-    },
-  );
-};
-
 export const useConversationsInfiniteQuery = (
   params: ConversationListParams,
   config?: UseInfiniteQueryOptions<ConversationListResponse, unknown>,
diff --git a/packages/data-provider/src/react-query/react-query-service.ts b/packages/data-provider/src/react-query/react-query-service.ts
index ab150a1336..d299130e60 100644
--- a/packages/data-provider/src/react-query/react-query-service.ts
+++ b/packages/data-provider/src/react-query/react-query-service.ts
@@ -77,6 +77,23 @@ export const useGetConversationByIdQuery = (
   );
 };
 
+export const useGetModelCostsQuery = (
+  modelHistory: Array<{ model: string; endpoint: string }>,
+  config?: UseQueryOptions<t.TModelCosts>,
+): QueryObserverResult<t.TModelCosts> => {
+  return useQuery<t.TModelCosts>(
+    [QueryKeys.modelCosts, modelHistory],
+    () => dataService.getModelCosts(modelHistory),
+    {
+      refetchOnWindowFocus: false,
+      refetchOnReconnect: false,
+      refetchOnMount: false,
+      enabled: !!modelHistory && modelHistory.length > 0,
+      ...config,
+    },
+  );
+};
+
 //This isn't ideal because its just a query and we're using mutation, but it was the only way
 //to make it work with how the Chat component is structured
 export const useGetConversationByIdMutation = (id: string): UseMutationResult<s.TConversation> => {