Show Cursor on-demand spend in dollars (#191)

apps/desktop-tauri/src-tauri/src/auto_refresh.rs

@@ -279,6 +279,7 @@ mod tests {
                 id: "claude-routines".to_string(),
                 title: "Daily Routines".to_string(),
                 window: window_resetting_at(Some("2026-07-21T03:00:00Z")),
+                amount: None,
             });
 
         let mut times = snapshot_reset_times(&snapshot);

apps/desktop-tauri/src-tauri/src/capacity_events.rs

@@ -1000,10 +1000,68 @@ mod tests {
             id: id.into(),
             title: title.into(),
             window: window(used, reset),
+            amount: None,
         });
         snapshot
     }
 
+    #[test]
+    fn third_and_model_windows_are_observed_without_displacing_core_slots() {
+        // Neither slot reached this map before, so their resets and exhaustions
+        // were invisible to events. Both share a cadence with a core window in
+        // the wild (Claude's model pool is 7 days like its weekly), and the map
+        // is keyed by id — a shared key silently drops one of the two.
+        let now = Utc::now();
+        let reset = now + Duration::hours(3);
+        let mut snapshot = snapshot(now, 10.0, reset);
+        snapshot.secondary = Some(RateWindowSnapshot {
+            window_minutes: Some(10_080),
+            ..window(20.0, reset)
+        });
+        snapshot.secondary_label = Some("Weekly".into());
+        snapshot.model_specific = Some(RateWindowSnapshot {
+            window_minutes: Some(10_080),
+            ..window(96.0, reset)
+        });
+        snapshot.tertiary = Some(RateWindowSnapshot {
+            window_minutes: Some(43_200),
+            ..window(57.0, reset)
+        });
+        snapshot.tertiary_label = Some("Monthly".into());
+
+        let (windows, extra_ids) = observed_windows(&snapshot);
+
+        assert_eq!(windows["weekly"].used_percent, 20.0);
+        assert_eq!(windows["model"].used_percent, 96.0);
+        assert_eq!(windows["monthly"].used_percent, 57.0);
+        assert_eq!(windows["monthly"].label, "Monthly");
+        // Not "extras": an extra id appearing for the first time announces a
+        // granted allowance, and these windows have been there all along.
+        assert!(!extra_ids.contains("model"));
+        assert!(!extra_ids.contains("monthly"));
+    }
+
+    #[test]
+    fn a_third_window_sharing_a_cadence_falls_back_to_its_own_id() {
+        let now = Utc::now();
+        let reset = now + Duration::hours(3);
+        let mut snapshot = snapshot(now, 10.0, reset);
+        snapshot.secondary = Some(RateWindowSnapshot {
+            window_minutes: Some(10_080),
+            ..window(20.0, reset)
+        });
+        snapshot.secondary_label = Some("Weekly".into());
+        snapshot.tertiary = Some(RateWindowSnapshot {
+            window_minutes: Some(10_080),
+            ..window(80.0, reset)
+        });
+
+        let (windows, _) = observed_windows(&snapshot);
+
+        assert_eq!(windows["weekly"].used_percent, 20.0);
+        assert_eq!(windows["tertiary"].used_percent, 80.0);
+    }
+
     fn with_inactive(
         mut snapshot: ProviderUsageSnapshot,
         id: &str,

apps/desktop-tauri/src-tauri/src/commands/bridge.rs

@@ -67,6 +67,30 @@ pub struct NamedRateWindowSnapshot {
     pub id: String,
     pub title: String,
     pub window: RateWindowSnapshot,
+    /// Money behind this lane, for providers that denominate it that way.
+    pub amount: Option<WindowAmountBridge>,
+}
+
+#[derive(Debug, Clone, Serialize)]
+#[serde(rename_all = "camelCase")]
+pub struct WindowAmountBridge {
+    pub used: f64,
+    pub limit: Option<f64>,
+    pub currency_code: String,
+    pub formatted_used: String,
+    pub formatted_limit: Option<String>,
+}
+
+impl WindowAmountBridge {
+    fn from_amount(amount: &codexbar::core::WindowAmount) -> Self {
+        Self {
+            used: amount.used,
+            limit: amount.limit,
+            currency_code: amount.currency_code.clone(),
+            formatted_used: amount.format_used(),
+            formatted_limit: amount.format_limit(),
+        }
+    }
 }
 
 #[derive(Debug, Clone, Serialize)]
@@ -283,6 +307,7 @@ impl ProviderUsageSnapshot {
                     id: extra.id.clone(),
                     title: extra.title.clone(),
                     window: RateWindowSnapshot::from_rate_window(&extra.window),
+                    amount: extra.amount.as_ref().map(WindowAmountBridge::from_amount),
                 })
                 .collect(),
             inactive_rate_windows: usage

apps/desktop-tauri/src-tauri/src/commands/tests.rs

@@ -993,11 +993,13 @@ fn hiding_codex_spark_rows_preserves_other_extra_usage() {
             id: "codex-spark".to_string(),
             title: "Codex Spark 5-hour".to_string(),
             window: snapshot.primary.clone(),
+            amount: None,
         },
         NamedRateWindowSnapshot {
             id: "credits".to_string(),
             title: "Credits".to_string(),
             window: snapshot.primary.clone(),
+            amount: None,
         },
     ];
 

apps/desktop-tauri/src-tauri/src/enforcement.rs

@@ -380,6 +380,7 @@ mod tests {
             id: "codex-spark-weekly".into(),
             title: "Codex Spark Weekly".into(),
             window: window(Some(10_080)),
+            amount: None,
         });
         tracker.annotate(&mut with_spark);
 
@@ -399,6 +400,7 @@ mod tests {
             id: "codex-spark-weekly".into(),
             title: "Codex Spark Weekly".into(),
             window: window(Some(10_080)),
+            amount: None,
         });
         tracker.annotate(&mut with_spark);
 

apps/desktop-tauri/src-tauri/src/taskbar_widget.rs

@@ -2228,6 +2228,7 @@ mod tests {
                 id: "cursor-api".into(),
                 title: "API".into(),
                 window: rate_window(100.0, Some(10_080)),
+                amount: None,
             });
 
         let readout = constraining_readout(&snapshot);
@@ -2247,6 +2248,7 @@ mod tests {
                 id: "cursor-api".into(),
                 title: "API".into(),
                 window: rate_window(40.0, Some(10_080)),
+                amount: None,
             });
 
         let readout = constraining_readout(&snapshot);
@@ -2265,6 +2267,7 @@ mod tests {
                 id: "cursor-api".into(),
                 title: "   ".into(),
                 window: rate_window(70.0, Some(10_080)),
+                amount: None,
             });
 
         let readout = constraining_readout(&snapshot);
@@ -2291,6 +2294,7 @@ mod tests {
                 id: "cursor-api".into(),
                 title: "API".into(),
                 window: rate_window(30.0, Some(10_080)),
+                amount: None,
             });
 
         let readout = constraining_readout(&snapshot);
@@ -2315,6 +2319,7 @@ mod tests {
                 id: "cursor-api".into(),
                 title: "API".into(),
                 window: soon,
+                amount: None,
             });
 
         let readout = constraining_readout(&snapshot);

apps/desktop-tauri/src-tauri/src/tray_bridge.rs

@@ -1367,6 +1367,7 @@ mod tests {
                 reserve_will_last_to_reset: false,
                 reserve_eta_seconds: None,
             },
+            amount: None,
         }
     }
 

apps/desktop-tauri/src/components/MenuCard.test.tsx

@@ -112,6 +112,7 @@ describe("MenuCard", () => {
         PanelOneHour: "1h",
         PanelFiveHours: "5h",
         PanelOnPaceBudget: "On-pace budget",
+        PanelAmountOf: "of",
         PanelReserveSuffix: "in reserve",
         PanelThirtyDayCost: "30d cost",
         PanelThirtyDayTokens: "30d tokens",
@@ -234,6 +235,52 @@ describe("MenuCard", () => {
     expect(screen.getByText("58% left")).toBeInTheDocument();
   });
 
+  it("shows the money behind a lane that is denominated in currency", async () => {
+    const snapshot = provider(null, 20);
+    snapshot.providerId = "cursor";
+    snapshot.extraRateWindows = [
+      {
+        id: "cursor-on-demand",
+        title: "On-demand",
+        window: rateWindow(35),
+        amount: {
+          used: 3.5,
+          limit: 10,
+          currencyCode: "USD",
+          formattedUsed: "$3.50",
+          formattedLimit: "$10.00",
+        },
+      },
+    ];
+
+    renderCard(snapshot);
+
+    expect(await screen.findByText("On-demand")).toBeInTheDocument();
+    expect(screen.getByText("$3.50 of $10.00")).toBeInTheDocument();
+  });
+
+  it("shows a lane's spend alone when it has no limit", async () => {
+    const snapshot = provider(null, 20);
+    snapshot.extraRateWindows = [
+      {
+        id: "cursor-on-demand",
+        title: "On-demand",
+        window: rateWindow(0),
+        amount: {
+          used: 12.34,
+          limit: null,
+          currencyCode: "USD",
+          formattedUsed: "$12.34",
+          formattedLimit: null,
+        },
+      },
+    ];
+
+    renderCard(snapshot);
+
+    expect(await screen.findByText("$12.34")).toBeInTheDocument();
+  });
+
   it("renders inactive windows as text without inventing a percentage", async () => {
     const snapshot = provider(null, 40);
     snapshot.secondary = rateWindow(55);

apps/desktop-tauri/src/components/MenuCard.tsx

@@ -5,6 +5,7 @@ import type {
   ProviderLocalUsageSummary,
   ProviderUsageSnapshot,
   RateWindowSnapshot,
+  WindowAmountBridge,
 } from "../types/bridge";
 import { getProviderChartData } from "../lib/tauri";
 import { useLocale } from "../hooks/useLocale";
@@ -246,6 +247,8 @@ interface MetricEntry {
   id: string;
   label: string;
   snap: RateWindowSnapshot;
+  /** Money behind this lane, for providers that meter in currency. */
+  amount?: WindowAmountBridge | null;
 }
 
 interface InactiveMetricEntry {
@@ -284,6 +287,7 @@ function getMetricPaceView(snap: RateWindowSnapshot): MetricPaceView {
 function MetricRow({
   title,
   snap,
+  amount,
   exhaustedLabel,
   resetTimeRelative,
   showResetWhenExhausted,
@@ -293,6 +297,7 @@ function MetricRow({
 }: {
   title: string;
   snap: RateWindowSnapshot;
+  amount?: WindowAmountBridge | null;
   exhaustedLabel: string;
   resetTimeRelative: boolean;
   showResetWhenExhausted: boolean;
@@ -338,6 +343,13 @@ function MetricRow({
           <span className="menu-metric__reset">{resetText}</span>
         )}
       </div>
+      {amount && (
+        <div className="menu-metric__amount">
+          {amount.formattedLimit
+            ? `${amount.formattedUsed} ${t("PanelAmountOf")} ${amount.formattedLimit}`
+            : amount.formattedUsed}
+        </div>
+      )}
       {snap.isExhausted && (
         <div className="menu-metric__exhausted">{exhaustedLabel}</div>
       )}
@@ -496,6 +508,7 @@ export default function MenuCard({
       id: `extra-${extra.id}`,
       label: extra.title,
       snap: extra.window,
+      amount: extra.amount,
     });
   }
   for (const inactive of provider.inactiveRateWindows ?? []) {
@@ -635,6 +648,7 @@ export default function MenuCard({
                     key={m.id}
                     title={m.label}
                     snap={m.snap}
+                    amount={m.amount}
                     exhaustedLabel={t("DetailWindowExhausted")}
                     resetTimeRelative={resetTimeRelative}
                     showResetWhenExhausted={showResetWhenExhausted}

apps/desktop-tauri/src/i18n/keys.ts

@@ -496,6 +496,7 @@ export const ALL_LOCALE_KEYS = [
   "PanelUsedSuffix",
   "PanelLeftSuffix",
   "PanelOnPaceBudget",
+  "PanelAmountOf",
   "PanelNow",
   "PanelOneHour",
   "PanelFiveHours",

apps/desktop-tauri/src/styles.css

@@ -4854,6 +4854,17 @@ html:has(.menu-surface--tray) {
   color: var(--provider-status-error);
 }
 
+/* Money behind a lane that is natively denominated in currency. */
+.menu-metric__amount {
+  font-size: 11px;
+  font-variant-numeric: tabular-nums;
+  color: var(--text-secondary);
+}
+
+.menu-surface--tray .menu-metric__amount {
+  font-size: 10px;
+}
+
 .menu-metric--inactive {
   gap: 2px;
   padding: 6px 8px;

apps/desktop-tauri/src/types/bridge.ts

@@ -399,6 +399,18 @@ export interface RateWindowSnapshot {
   reserveEtaSeconds?: number | null;
 }
 
+/**
+ * Money behind a single metered lane. Distinct from CostSnapshotBridge, which
+ * is one figure for the whole provider and cannot describe individual windows.
+ */
+export interface WindowAmountBridge {
+  used: number;
+  limit: number | null;
+  currencyCode: string;
+  formattedUsed: string;
+  formattedLimit: string | null;
+}
+
 export interface CostSnapshotBridge {
   used: number;
   limit: number | null;
@@ -434,6 +446,7 @@ export interface ProviderUsageSnapshot {
     id: string;
     title: string;
     window: RateWindowSnapshot;
+    amount?: WindowAmountBridge | null;
   }>;
   inactiveRateWindows?: Array<{
     id: string;
@@ -1006,6 +1019,7 @@ export interface ProviderDetail {
     id: string;
     title: string;
     window: RateWindowSnapshot;
+    amount?: WindowAmountBridge | null;
   }>;
 
   cost: CostSnapshotBridge | null;