diff --git a/NucleicRemote/NucleicRemote/Models/RemoteStore.swift b/NucleicRemote/NucleicRemote/Models/RemoteStore.swift
index f00e426..c76669e 100644
--- a/NucleicRemote/NucleicRemote/Models/RemoteStore.swift
+++ b/NucleicRemote/NucleicRemote/Models/RemoteStore.swift
@@ -128,10 +128,14 @@ final class RemoteStore: ObservableObject {
         let cal = Calendar.current
         let today = cal.startOfDay(for: Date())
         let activity = (0..<40).map { i -> ActivityDay in
-            ActivityDay(day: cal.date(byAdding: .day, value: -i, to: today)!, count: (i * 7) % 6)
+            let count = (i * 7) % 6
+            // Sample tokens roughly track messages so the preview grid shades by usage.
+            ActivityDay(day: cal.date(byAdding: .day, value: -i, to: today)!,
+                        count: count, tokens: count * 8_500 + (i * 137) % 4_000)
         }
         dashboard = DashboardSnapshot(
-            counts: DashboardCounts(projects: 2, chats: 5, activeChats: 2, messages: 142, activeDays: 9),
+            counts: DashboardCounts(
+                projects: 2, chats: 5, activeChats: 2, messages: 142, activeDays: 9, tokens: 1_284_000),
             activity: activity,
             projects: [
                 WireProject(id: p1, name: "nucleic", defaultBranch: "main", sessionCount: 3, activeCount: 2),
diff --git a/NucleicRemote/NucleicRemote/Views/HomeView.swift b/NucleicRemote/NucleicRemote/Views/HomeView.swift
index 696e20b..5f06fd7 100644
--- a/NucleicRemote/NucleicRemote/Views/HomeView.swift
+++ b/NucleicRemote/NucleicRemote/Views/HomeView.swift
@@ -18,6 +18,12 @@ struct HomeView: View {
         Dictionary(store.dashboard.activity.map { (Calendar.current.startOfDay(for: $0.day), $0.count) },
                    uniquingKeysWith: +)
     }
+    /// Tokens used per day — the activity grid's primary intensity signal (falls back to message
+    /// count for days without recorded usage). Mirrors the Mac home.
+    private var tokensByDay: [Date: Int] {
+        Dictionary(store.dashboard.activity.map { (Calendar.current.startOfDay(for: $0.day), $0.tokens) },
+                   uniquingKeysWith: +)
+    }
 
     /// Current activity streak with streak freezes folded in — the run of consecutive active
     /// days, where a banked freeze (one earned per five days) bridges a missed day. Shared with
@@ -55,7 +61,9 @@ struct HomeView: View {
 
                     VStack(alignment: .leading, spacing: 10) {
                         Text("Activity").font(.headline)
-                        ActivityGrid(activityByDay: activityByDay, frozenDays: streak.frozenDays)
+                        ActivityGrid(
+                            activityByDay: activityByDay, tokensByDay: tokensByDay,
+                            frozenDays: streak.frozenDays)
                     }
                     .frame(maxWidth: .infinity, alignment: .leading)
                     .card()
@@ -88,6 +96,7 @@ struct HomeView: View {
             StatCard(value: running.count, label: "In progress", icon: "circle.lefthalf.filled")
             StatCard(value: counts.activeChats, label: "Active", icon: "bolt")
             StatCard(value: counts.messages, label: "Messages", icon: "paperplane")
+            StatCard(value: TokenCount.abbreviated(counts.tokens), label: "Tokens", icon: "number")
         }
     }
 }
@@ -119,13 +128,26 @@ private struct InProgressSessions: View {
 }
 
 private struct StatCard: View {
-    let value: Int
+    let value: String
     let label: String
     let icon: String
+
+    init(value: Int, label: String, icon: String) {
+        self.value = "\(value)"
+        self.label = label
+        self.icon = icon
+    }
+
+    init(value: String, label: String, icon: String) {
+        self.value = value
+        self.label = label
+        self.icon = icon
+    }
+
     var body: some View {
         VStack(alignment: .leading, spacing: 4) {
             Image(systemName: icon).foregroundStyle(Palette.accent)
-            Text("\(value)").font(.title2.weight(.semibold).monospacedDigit())
+            Text(value).font(.title2.weight(.semibold).monospacedDigit())
             Text(label).font(.caption).foregroundStyle(.secondary)
         }
         .frame(maxWidth: .infinity, alignment: .leading)
@@ -172,6 +194,9 @@ struct StreakBadge: View {
 /// GitHub-style activity grid: columns = weeks (old→new), rows = Sun…Sat.
 struct ActivityGrid: View {
     let activityByDay: [Date: Int]
+    /// Tokens used per day — the primary intensity signal; days absent here fall back to their
+    /// message count (mirrors the Mac grid via `ActivityShading`).
+    var tokensByDay: [Date: Int] = [:]
     /// Missed days a streak freeze kept alive — drawn in the frozen blue rather than the
     /// empty-day gray (mirrors the Mac grid).
     var frozenDays: Set<Date> = []
@@ -193,8 +218,9 @@ struct ActivityGrid: View {
         let startOfWeek = cal.date(byAdding: .day, value: -(weekday - 1), to: today)!
         let gridStart = cal.date(byAdding: .day, value: -7 * (weeks - 1), to: startOfWeek)!
         // Brightness relative to *this user's* activity, outliers excluded so a few marathon
-        // days don't crush the everyday range. Computed once for the whole grid (mirrors Mac).
-        let scale = ActivityScale(activityByDay: activityByDay)
+        // days don't crush the everyday range. Shades by tokens-per-day, falling back to message
+        // count for days without recorded usage. Computed once for the whole grid (mirrors Mac).
+        let shading = ActivityShading(tokensByDay: tokensByDay, messagesByDay: activityByDay)
         return HStack(alignment: .top, spacing: gap) {
             ForEach(0..<weeks, id: \.self) { col in
                 VStack(spacing: gap) {
@@ -205,7 +231,8 @@ struct ActivityGrid: View {
                         RoundedRectangle(cornerRadius: 2)
                             .fill(isFuture ? Color.clear
                                 : isFrozen ? Palette.frozen
-                                : Palette.activity(intensity: scale.intensity(for: activityByDay[date] ?? 0)))
+                                : Palette.activity(intensity: shading.intensity(
+                                    tokens: tokensByDay[date] ?? 0, messages: activityByDay[date] ?? 0)))
                             .frame(width: cell, height: cell)
                     }
                 }