diff --git a/components/collections/transactions-table.tsx b/components/collections/transactions-table.tsx
index 2e19165..b2c7102 100644
--- a/components/collections/transactions-table.tsx
+++ b/components/collections/transactions-table.tsx
@@ -14,7 +14,7 @@ import {
 import { Button } from "@/components/ui/button";
 import { Badge } from "@/components/ui/badge";
 import { ChevronLeft, ChevronRight } from "lucide-react";
-import { formatDate, formatCurrency } from "@/lib/utils";
+import { formatDate } from "@/lib/utils";
 import { LibreChatTransaction, LibreChatUser } from "@/lib/types";
 
 // Interface étendue pour les transactions avec description optionnelle
@@ -53,29 +53,24 @@ export function TransactionsTable() {
     return user?.name || user?.email || `Utilisateur ${userId.slice(-8)}`;
   };
 
-  // Fonction pour formater le montant en euros
-  const formatAmount = (rawAmount: number): string => {
-    // Convertir les tokens en euros (exemple: 1000 tokens = 1 euro)
-    const euros = rawAmount / 1000;
-    return formatCurrency(euros);
-  };
-
   // Fonction pour obtenir la description
   const getDescription = (transaction: LibreChatTransaction): string => {
     const transactionWithDesc = transaction as TransactionWithDescription;
-    
-    if (transactionWithDesc.description && 
-        typeof transactionWithDesc.description === 'string' && 
-        transactionWithDesc.description !== "undefined") {
+
+    if (
+      transactionWithDesc.description &&
+      typeof transactionWithDesc.description === "string" &&
+      transactionWithDesc.description !== "undefined"
+    ) {
       return transactionWithDesc.description;
     }
-    
+
     // Générer une description basée sur le type et le montant
     const amount = Math.abs(Number(transaction.rawAmount) || 0);
     if (amount > 0) {
       return `Consommation de ${amount.toLocaleString()} tokens`;
     }
-    
+
     return "Transaction sans description";
   };
 
@@ -111,7 +106,6 @@ export function TransactionsTable() {
                 <TableHead>ID</TableHead>
                 <TableHead>Utilisateur</TableHead>
                 <TableHead>Type</TableHead>
-                <TableHead>Montant</TableHead>
                 <TableHead>Tokens</TableHead>
                 <TableHead>Description</TableHead>
                 <TableHead>Date</TableHead>
@@ -151,11 +145,6 @@ export function TransactionsTable() {
                           {isCredit ? "Crédit" : "Débit"}
                         </Badge>
                       </TableCell>
-                      <TableCell>
-                        <span className="font-semibold">
-                          {formatAmount(transaction.rawAmount)}
-                        </span>
-                      </TableCell>
                       <TableCell>
                         {tokenAmount > 0 && (
                           <Badge variant="outline" className="text-xs">
diff --git a/components/dashboard/dashboard-users-list.tsx b/components/dashboard/dashboard-users-list.tsx
index a954a19..fc6a376 100644
--- a/components/dashboard/dashboard-users-list.tsx
+++ b/components/dashboard/dashboard-users-list.tsx
@@ -10,7 +10,6 @@ import { useCollection } from "@/hooks/useCollection";
 import {
   LibreChatUser,
   LibreChatConversation,
-  LibreChatTransaction,
   LibreChatBalance,
   LibreChatMessage,
 } from "@/lib/types";
@@ -23,15 +22,28 @@ interface DashboardUser {
   credits: number;
 }
 
-// Fonction utilitaire pour valider et convertir les dates
+// Interfaces pour les collections tokens et toolcalls
+interface TokenDocument {
+  _id: string;
+  user?: string;
+  userId?: string;
+  amount?: number;
+  tokens?: number;
+  count?: number;
+}
+
+interface ToolcallDocument {
+  _id: string;
+  user?: string;
+  userId?: string;
+  tokens?: number;
+  tokenCount?: number;
+}
+
 const isValidDate = (value: unknown): value is string | number | Date => {
   if (!value) return false;
-  if (value instanceof Date) return !isNaN(value.getTime());
-  if (typeof value === 'string' || typeof value === 'number') {
-    const date = new Date(value);
-    return !isNaN(date.getTime());
-  }
-  return false;
+  const date = new Date(value as string | number | Date);
+  return !isNaN(date.getTime());
 };
 
 export function DashboardUsersList() {
@@ -39,23 +51,32 @@ export function DashboardUsersList() {
   const [isLoading, setIsLoading] = useState(true);
 
   // Récupérer toutes les données nécessaires
-  const { data: users, loading: usersLoading } = useCollection<LibreChatUser>("users");
-  const { data: conversations, loading: conversationsLoading } = useCollection<LibreChatConversation>("conversations");
-  const { data: transactions, loading: transactionsLoading } = useCollection<LibreChatTransaction>("transactions");
-  const { data: balances, loading: balancesLoading } = useCollection<LibreChatBalance>("balances");
-  const { data: messages, loading: messagesLoading } = useCollection<LibreChatMessage>("messages");
-  const { data: tokens, loading: tokensLoading } = useCollection("tokens");
-  const { data: toolcalls, loading: toolcallsLoading } = useCollection("toolcalls");
+  const { data: users, loading: usersLoading } =
+    useCollection<LibreChatUser>("users");
+  const { data: conversations, loading: conversationsLoading } =
+    useCollection<LibreChatConversation>("conversations");
+  const { data: balances, loading: balancesLoading } =
+    useCollection<LibreChatBalance>("balances");
+  const { data: messages, loading: messagesLoading } =
+    useCollection<LibreChatMessage>("messages");
+  const { data: tokens, loading: tokensLoading } =
+    useCollection<TokenDocument>("tokens");
+  const { data: toolcalls, loading: toolcallsLoading } =
+    useCollection<ToolcallDocument>("toolcalls");
 
   const processUsers = useCallback(() => {
-    if (!users?.length || !conversations?.length || !balances?.length || !messages?.length) {
+    if (
+      !users?.length ||
+      !conversations?.length ||
+      !balances?.length ||
+      !messages?.length
+    ) {
       return;
     }
 
     console.log("🔄 Processing users data...");
     console.log("Users:", users.length);
     console.log("Conversations:", conversations.length);
-    console.log("Transactions:", transactions?.length || 0);
     console.log("Balances:", balances.length);
     console.log("Messages:", messages.length);
     console.log("Tokens collection:", tokens?.length || 0);
@@ -81,11 +102,13 @@ export function DashboardUsersList() {
       );
 
       // Calculer les tokens depuis les conversations de l'utilisateur
-      const userConversationIds = userConversations.map(conv => conv.conversationId);
-      const conversationMessages = messages.filter(
-        (msg: LibreChatMessage) => userConversationIds.includes(msg.conversationId)
+      const userConversationIds = userConversations.map(
+        (conv) => conv.conversationId
       );
-      
+      const conversationMessages = messages.filter((msg: LibreChatMessage) =>
+        userConversationIds.includes(msg.conversationId)
+      );
+
       const totalTokensFromConversations = conversationMessages.reduce(
         (sum: number, msg: LibreChatMessage) => sum + (msg.tokenCount || 0),
         0
@@ -96,17 +119,29 @@ export function DashboardUsersList() {
       let tokensFromToolcalls = 0;
 
       if (tokens?.length) {
-        const userTokens = tokens.filter((token: any) => token.user === user._id || token.userId === user._id);
-        tokensFromTokensCollection = userTokens.reduce((sum: number, token: any) => {
-          return sum + (token.amount || token.tokens || token.count || 0);
-        }, 0);
+        const userTokens = tokens.filter(
+          (token: TokenDocument) =>
+            token.user === user._id || token.userId === user._id
+        );
+        tokensFromTokensCollection = userTokens.reduce(
+          (sum: number, token: TokenDocument) => {
+            return sum + (token.amount || token.tokens || token.count || 0);
+          },
+          0
+        );
       }
 
       if (toolcalls?.length) {
-        const userToolcalls = toolcalls.filter((toolcall: any) => toolcall.user === user._id || toolcall.userId === user._id);
-        tokensFromToolcalls = userToolcalls.reduce((sum: number, toolcall: any) => {
-          return sum + (toolcall.tokens || toolcall.tokenCount || 0);
-        }, 0);
+        const userToolcalls = toolcalls.filter(
+          (toolcall: ToolcallDocument) =>
+            toolcall.user === user._id || toolcall.userId === user._id
+        );
+        tokensFromToolcalls = userToolcalls.reduce(
+          (sum: number, toolcall: ToolcallDocument) => {
+            return sum + (toolcall.tokens || toolcall.tokenCount || 0);
+          },
+          0
+        );
       }
 
       // Obtenir les balances de l'utilisateur
@@ -118,16 +153,19 @@ export function DashboardUsersList() {
       const sortedBalances = userBalances.sort((a, b) => {
         const dateA = a.updatedAt || a.createdAt;
         const dateB = b.updatedAt || b.createdAt;
-        
+
         // Vérifier que les dates sont valides avant de les comparer
         if (isValidDate(dateA) && isValidDate(dateB)) {
-          return new Date(dateB as string | number | Date).getTime() - new Date(dateA as string | number | Date).getTime();
+          return (
+            new Date(dateB as string | number | Date).getTime() -
+            new Date(dateA as string | number | Date).getTime()
+          );
         }
-        
+
         // Si seulement une date existe et est valide, la privilégier
         if (isValidDate(dateA) && !isValidDate(dateB)) return -1;
         if (!isValidDate(dateA) && isValidDate(dateB)) return 1;
-        
+
         // Si aucune date n'existe ou n'est valide, garder l'ordre actuel
         return 0;
       });
@@ -163,23 +201,24 @@ export function DashboardUsersList() {
         creditsUsed: creditsUsed,
         tokensFromCredits: tokensFromCredits,
         finalTokens: totalTokens,
-        messagesSample: userMessages.slice(0, 2).map(m => ({ 
-          tokenCount: m.tokenCount, 
+        messagesSample: userMessages.slice(0, 2).map((m) => ({
+          tokenCount: m.tokenCount,
           model: m.model,
           isCreatedByUser: m.isCreatedByUser,
-          conversationId: m.conversationId
+          conversationId: m.conversationId,
         })),
-        conversationsSample: userConversations.slice(0, 2).map(c => ({
+        conversationsSample: userConversations.slice(0, 2).map((c) => ({
           conversationId: c.conversationId,
-          messagesCount: c.messages?.length || 0
-        }))
+          messagesCount: c.messages?.length || 0,
+        })),
       });
 
       // Ajouter l'utilisateur seulement s'il a des données significatives
       if (userConversations.length > 0 || totalTokens > 0 || credits > 0) {
         processedUsers.push({
           userId: user._id,
-          userName: user.name || user.username || user.email || 'Utilisateur inconnu',
+          userName:
+            user.name || user.username || user.email || "Utilisateur inconnu",
           conversations: userConversations.length,
           tokens: totalTokens,
           credits: credits,
@@ -195,17 +234,31 @@ export function DashboardUsersList() {
     console.log("✅ Top 5 users processed:", sortedUsers);
     setTopUsers(sortedUsers);
     setIsLoading(false);
-  }, [users, conversations, transactions, balances, messages, tokens, toolcalls]);
+  }, [users, conversations, balances, messages, tokens, toolcalls]);
 
   useEffect(() => {
-    const allDataLoaded = !usersLoading && !conversationsLoading && !balancesLoading && !messagesLoading && !tokensLoading && !toolcallsLoading;
-    
+    const allDataLoaded =
+      !usersLoading &&
+      !conversationsLoading &&
+      !balancesLoading &&
+      !messagesLoading &&
+      !tokensLoading &&
+      !toolcallsLoading;
+
     if (allDataLoaded) {
       processUsers();
     } else {
       setIsLoading(true);
     }
-  }, [usersLoading, conversationsLoading, balancesLoading, messagesLoading, tokensLoading, toolcallsLoading, processUsers]);
+  }, [
+    usersLoading,
+    conversationsLoading,
+    balancesLoading,
+    messagesLoading,
+    tokensLoading,
+    toolcallsLoading,
+    processUsers,
+  ]);
 
   if (isLoading) {
     return (
@@ -222,7 +275,10 @@ export function DashboardUsersList() {
         <CardContent>
           <div className="space-y-3">
             {[...Array(5)].map((_, i) => (
-              <div key={i} className="flex items-center justify-between p-3 border rounded-lg">
+              <div
+                key={i}
+                className="flex items-center justify-between p-3 border rounded-lg"
+              >
                 <div className="flex items-center space-x-3">
                   <div className="w-8 h-8 bg-gray-200 rounded-full animate-pulse"></div>
                   <div>
@@ -250,7 +306,7 @@ export function DashboardUsersList() {
             <Users className="h-5 w-5" />
             Top 5 utilisateurs
           </CardTitle>
-            <Link href="/users">
+          <Link href="/users">
             <Button variant="outline" size="sm">
               Voir tous
             </Button>
@@ -286,13 +342,17 @@ export function DashboardUsersList() {
               className="flex items-center justify-between p-3 border rounded-lg hover:bg-gray-50 transition-colors"
             >
               <div className="flex items-center space-x-3">
-                <Badge variant="secondary" className="w-6 h-6 rounded-full p-0 flex items-center justify-center text-xs">
+                <Badge
+                  variant="secondary"
+                  className="w-6 h-6 rounded-full p-0 flex items-center justify-center text-xs"
+                >
                   {index + 1}
                 </Badge>
                 <div>
                   <p className="font-medium text-sm">{user.userName}</p>
                   <p className="text-xs text-muted-foreground">
-                    {user.conversations} conversation{user.conversations !== 1 ? 's' : ''}
+                    {user.conversations} conversation
+                    {user.conversations !== 1 ? "s" : ""}
                   </p>
                 </div>
               </div>
@@ -310,4 +370,4 @@ export function DashboardUsersList() {
       </CardContent>
     </Card>
   );
-}
\ No newline at end of file
+}