diff --git a/artifacts/toolrate/src/components/layout.tsx b/artifacts/toolrate/src/components/layout.tsx
index 6e4904d..dfbdd83 100644
--- a/artifacts/toolrate/src/components/layout.tsx
+++ b/artifacts/toolrate/src/components/layout.tsx
@@ -6,7 +6,7 @@ import { Skeleton } from "@/components/ui/skeleton";
 
 export function Layout({ children }: { children: React.ReactNode }) {
   const [location] = useLocation();
-  const { user, isLoading, isAuthenticated, isAdmin, isLocalMode, login, logout } = useAuth();
+  const { user, isLoading, isAuthenticated, isAdmin, isLocalMode, tier, login, logout } = useAuth();
 
   const links = [
     { href: "/", label: "Dashboard", icon: LayoutDashboard },
@@ -55,14 +55,15 @@ export function Layout({ children }: { children: React.ReactNode }) {
                 <div className="w-8 h-8 rounded-full bg-primary/15 flex items-center justify-center shrink-0">
                   <User className="w-4 h-4 text-primary" />
                 </div>
-                <div className="min-w-0">
-                  <p className="text-sm font-medium truncate text-foreground">
-                    {user.name || user.preferredUsername || "User"}
-                  </p>
-                  {user.email && (
-                    <p className="text-xs text-muted-foreground truncate">{user.email}</p>
-                  )}
-                </div>
+                  <div className="min-w-0">
+                    <p className="text-sm font-medium truncate text-foreground">
+                      {user.name || user.preferredUsername || "User"}
+                    </p>
+                    <div className="flex items-center gap-1.5 mt-0.5">
+                      <span className="text-[10px] uppercase tracking-wider font-semibold px-1.5 py-0.5 rounded-sm bg-primary/10 text-primary">{tier}</span>
+                      {user.email && <span className="text-xs text-muted-foreground truncate">{user.email}</span>}
+                    </div>
+                  </div>
               </div>
               <Button
                 variant="ghost"
diff --git a/artifacts/toolrate/src/pages/tool-detail.tsx b/artifacts/toolrate/src/pages/tool-detail.tsx
index fa64067..b5ab11d 100644
--- a/artifacts/toolrate/src/pages/tool-detail.tsx
+++ b/artifacts/toolrate/src/pages/tool-detail.tsx
@@ -35,7 +35,7 @@ import {
 } from "@/components/ui/select";
 import { useToast } from "@/hooks/use-toast";
 import { BarChart, Bar, XAxis, YAxis, CartesianGrid, Tooltip, ResponsiveContainer } from "recharts";
-import { ExternalLink, Star, ArrowLeft, Plus, Pencil, Trash2, Link as LinkIcon } from "lucide-react";
+import { ExternalLink, Star, ArrowLeft, Plus, Pencil, Trash2, Link as LinkIcon, DollarSign, Euro } from "lucide-react";
 import { Link } from "wouter";
 import { useAuth } from "@/hooks/use-auth";
 import { useDeleteTool, getListToolsQueryKey } from "@workspace/api-client-react";
@@ -79,6 +79,15 @@ export default function ToolDetail() {
   const [linkToolId, setLinkToolId] = useState("");
   const [linkType, setLinkType] = useState("similar");
   const [linkNotes, setLinkNotes] = useState("");
+  const [costs, setCosts] = useState<any[]>([]);
+  const [costsLoading, setCostsLoading] = useState(false);
+  const [costDialogOpen, setCostDialogOpen] = useState(false);
+  const [editCost, setEditCost] = useState<any | null>(null);
+  const [costLicenseType, setCostLicenseType] = useState("subscription");
+  const [costAmount, setCostAmount] = useState("");
+  const [costCurrency, setCostCurrency] = useState("EUR");
+  const [costRenewal, setCostRenewal] = useState("");
+  const [costNotes, setCostNotes] = useState("");
 
   useEffect(() => {
     if (!id) return;
@@ -122,6 +131,70 @@ export default function ToolDetail() {
     }
   }
 
+  useEffect(() => {
+    if (!id) return;
+    setCostsLoading(true);
+    customFetch<any[]>(`/api/tools/${id}/costs`)
+      .then((data) => setCosts(data ?? []))
+      .catch(() => {})
+      .finally(() => setCostsLoading(false));
+  }, [id]);
+
+  async function handleSaveCost() {
+    const url = editCost ? `/api/costs/${editCost.id}` : `/api/tools/${id}/costs`;
+    const method = editCost ? "PATCH" : "POST";
+    const body: Record<string, unknown> = {
+      licenseType: costLicenseType,
+      currency: costCurrency,
+      notes: costNotes || null,
+    };
+    if (costAmount) body.cost = costAmount;
+    if (costRenewal) body.renewalDate = costRenewal;
+    try {
+      const res = await customFetch(url, {
+        method,
+        body: JSON.stringify(body),
+      });
+      if (!res.ok) { const e = await res.json(); throw new Error(e.error); }
+      toast({ title: editCost ? "Cost updated" : "Cost added" });
+      setCostDialogOpen(false);
+      resetCostForm();
+      setCosts(await customFetch<any[]>(`/api/tools/${id}/costs`));
+    } catch (err: any) {
+      toast({ title: "Failed to save cost", description: err.message, variant: "destructive" });
+    }
+  }
+
+  function resetCostForm() {
+    setEditCost(null);
+    setCostLicenseType("subscription");
+    setCostAmount("");
+    setCostCurrency("EUR");
+    setCostRenewal("");
+    setCostNotes("");
+  }
+
+  function openEditCost(c: any) {
+    setEditCost(c);
+    setCostLicenseType(c.licenseType);
+    setCostAmount(c.cost ?? "");
+    setCostCurrency(c.currency ?? "EUR");
+    setCostRenewal(c.renewalDate ?? "");
+    setCostNotes(c.notes ?? "");
+    setCostDialogOpen(true);
+  }
+
+  async function handleDeleteCost(costId: number) {
+    try {
+      const res = await customFetch(`/api/costs/${costId}`, { method: "DELETE" });
+      if (!res.ok) throw new Error("Failed to delete");
+      toast({ title: "Cost deleted" });
+      setCosts(await customFetch<any[]>(`/api/tools/${id}/costs`));
+    } catch {
+      toast({ title: "Failed to delete cost", variant: "destructive" });
+    }
+  }
+
   const { data: tool, isLoading: loadingTool } = useGetTool(id, {
     query: { enabled: !!id, queryKey: getGetToolQueryKey(id) }
   });
@@ -466,6 +539,113 @@ export default function ToolDetail() {
           </DialogContent>
         </Dialog>
 
+        {/* Costs Section */}
+        {tool && (
+          <div className="space-y-4 mt-8">
+            <div className="flex items-center justify-between">
+              <h3 className="text-xl font-bold">Costs</h3>
+              {isAdmin && (
+                <Button variant="outline" size="sm" onClick={() => { resetCostForm(); setCostDialogOpen(true); }} className="gap-2">
+                  <Plus className="w-4 h-4" /> Add Cost
+                </Button>
+              )}
+            </div>
+
+            {costsLoading ? (
+              <Skeleton className="h-16 rounded-lg" />
+            ) : costs.length > 0 ? (
+              <div className="grid grid-cols-1 sm:grid-cols-2 gap-3">
+                {costs.map((c, i) => (
+                  <Card key={c.id ?? i} className="relative group">
+                    <CardContent className="p-4">
+                      <div className="flex justify-between items-start">
+                        <div>
+                          <Badge variant="outline" className="text-xs mb-1">{c.licenseType}</Badge>
+                          <div className="text-lg font-bold">
+                            {c.cost != null ? `${c.cost} ${c.currency ?? ""}` : "Free"}
+                          </div>
+                          {c.renewalDate && (
+                            <p className="text-xs text-muted-foreground mt-1">
+                              Renews: {new Date(c.renewalDate).toLocaleDateString()}
+                            </p>
+                          )}
+                          {c.notes && <p className="text-xs text-muted-foreground mt-1 italic">{c.notes}</p>}
+                        </div>
+                        {isAdmin && (
+                          <div className="flex gap-1 opacity-0 group-hover:opacity-100 transition-opacity">
+                            <Button variant="ghost" size="icon" className="h-7 w-7" onClick={() => openEditCost(c)}>
+                              <Pencil className="w-3.5 h-3.5" />
+                            </Button>
+                            <Button variant="ghost" size="icon" className="h-7 w-7 text-destructive" onClick={() => handleDeleteCost(c.id)}>
+                              <Trash2 className="w-3.5 h-3.5" />
+                            </Button>
+                          </div>
+                        )}
+                      </div>
+                    </CardContent>
+                  </Card>
+                ))}
+              </div>
+            ) : (
+              <p className="text-sm text-muted-foreground py-4">No cost information added yet.</p>
+            )}
+          </div>
+        )}
+
+        {/* Cost Dialog */}
+        <Dialog open={costDialogOpen} onOpenChange={(o) => { if (!o) setCostDialogOpen(false); }}>
+          <DialogContent>
+            <DialogHeader>
+              <DialogTitle>{editCost ? "Edit Cost" : "Add Cost"}</DialogTitle>
+              <DialogDescription>Manage license cost information for this tool.</DialogDescription>
+            </DialogHeader>
+            <div className="space-y-4 py-2">
+              <div className="space-y-2">
+                <label className="text-sm font-medium">License Type</label>
+                <Select value={costLicenseType} onValueChange={setCostLicenseType}>
+                  <SelectTrigger><SelectValue /></SelectTrigger>
+                  <SelectContent>
+                    <SelectItem value="free">Free</SelectItem>
+                    <SelectItem value="subscription">Subscription</SelectItem>
+                    <SelectItem value="one_time">One-Time</SelectItem>
+                    <SelectItem value="usage_based">Usage-Based</SelectItem>
+                  </SelectContent>
+                </Select>
+              </div>
+              <div className="grid grid-cols-2 gap-4">
+                <div className="space-y-2">
+                  <label className="text-sm font-medium">Cost</label>
+                  <Input type="number" step="0.01" placeholder="0.00" value={costAmount} onChange={(e) => setCostAmount(e.target.value)} />
+                </div>
+                <div className="space-y-2">
+                  <label className="text-sm font-medium">Currency</label>
+                  <Select value={costCurrency} onValueChange={setCostCurrency}>
+                    <SelectTrigger><SelectValue /></SelectTrigger>
+                    <SelectContent>
+                      <SelectItem value="EUR">EUR</SelectItem>
+                      <SelectItem value="USD">USD</SelectItem>
+                      <SelectItem value="GBP">GBP</SelectItem>
+                      <SelectItem value="CHF">CHF</SelectItem>
+                    </SelectContent>
+                  </Select>
+                </div>
+              </div>
+              <div className="space-y-2">
+                <label className="text-sm font-medium">Renewal Date</label>
+                <Input type="date" value={costRenewal} onChange={(e) => setCostRenewal(e.target.value)} />
+              </div>
+              <div className="space-y-2">
+                <label className="text-sm font-medium">Notes</label>
+                <Textarea placeholder="Billing details, contract info..." value={costNotes} onChange={(e) => setCostNotes(e.target.value)} />
+              </div>
+            </div>
+            <DialogFooter>
+              <Button variant="outline" onClick={() => setCostDialogOpen(false)}>Cancel</Button>
+              <Button onClick={handleSaveCost}>Save</Button>
+            </DialogFooter>
+          </DialogContent>
+        </Dialog>
+
         {/* Ratings & Reviews Section */}
         {tool && (
           <div className="grid grid-cols-1 lg:grid-cols-3 gap-6">