diff --git a/src/infra/provider-usage.fetch.codex.test.ts b/src/infra/provider-usage.fetch.codex.test.ts
index cbbfbd4db..6078e2a9b 100644
--- a/src/infra/provider-usage.fetch.codex.test.ts
+++ b/src/infra/provider-usage.fetch.codex.test.ts
@@ -54,4 +54,29 @@ describe("fetchCodexUsage", () => {
       { label: "Day", usedPercent: 75, resetAt: 1_700_050_000_000 },
     ]);
   });
+
+  it("labels weekly secondary window as Week", async () => {
+    const mockFetch = createProviderUsageFetch(async () =>
+      makeResponse(200, {
+        rate_limit: {
+          primary_window: {
+            limit_window_seconds: 10_800,
+            used_percent: 7,
+            reset_at: 1_700_000_000,
+          },
+          secondary_window: {
+            limit_window_seconds: 604_800,
+            used_percent: 10,
+            reset_at: 1_700_500_000,
+          },
+        },
+      }),
+    );
+
+    const result = await fetchCodexUsage("token", undefined, 5000, mockFetch);
+    expect(result.windows).toEqual([
+      { label: "3h", usedPercent: 7, resetAt: 1_700_000_000_000 },
+      { label: "Week", usedPercent: 10, resetAt: 1_700_500_000_000 },
+    ]);
+  });
 });
diff --git a/src/infra/provider-usage.fetch.codex.ts b/src/infra/provider-usage.fetch.codex.ts
index 4d4cfc7fd..28d155a6b 100644
--- a/src/infra/provider-usage.fetch.codex.ts
+++ b/src/infra/provider-usage.fetch.codex.ts
@@ -65,7 +65,7 @@ export async function fetchCodexUsage(
   if (data.rate_limit?.secondary_window) {
     const sw = data.rate_limit.secondary_window;
     const windowHours = Math.round((sw.limit_window_seconds || 86400) / 3600);
-    const label = windowHours >= 24 ? "Day" : `${windowHours}h`;
+    const label = windowHours >= 168 ? "Week" : windowHours >= 24 ? "Day" : `${windowHours}h`;
     windows.push({
       label,
       usedPercent: clampPercent(sw.used_percent || 0),