diff --git a/src/components/usage/ModelStatsCard.tsx b/src/components/usage/ModelStatsCard.tsx
index 75821c6..8985cc2 100644
--- a/src/components/usage/ModelStatsCard.tsx
+++ b/src/components/usage/ModelStatsCard.tsx
@@ -24,8 +24,7 @@ type SortKey =
   | 'tokens'
   | 'cost'
   | 'successRate'
-  | 'averageLatencyMs'
-  | 'totalLatencyMs';
+  | 'averageLatencyMs';
 type SortDir = 'asc' | 'desc';
 
 interface ModelStatWithRate extends ModelStat {
@@ -129,17 +128,6 @@ export function ModelStatsCard({ modelStats, loading, hasPrices }: ModelStatsCar
                         {arrow('averageLatencyMs')}
                       </button>
                     </th>
-                    <th className={styles.sortableHeader} aria-sort={ariaSort('totalLatencyMs')}>
-                      <button
-                        type="button"
-                        className={styles.sortHeaderButton}
-                        onClick={() => handleSort('totalLatencyMs')}
-                        title={latencyHint}
-                      >
-                        {t('usage_stats.total_time')}
-                        {arrow('totalLatencyMs')}
-                      </button>
-                    </th>
                     <th className={styles.sortableHeader} aria-sort={ariaSort('successRate')}>
                       <button
                         type="button"
@@ -187,9 +175,6 @@ export function ModelStatsCard({ modelStats, loading, hasPrices }: ModelStatsCar
                       <td className={styles.durationCell}>
                         {formatDurationMs(stat.averageLatencyMs)}
                       </td>
-                      <td className={styles.durationCell}>
-                        {formatDurationMs(stat.totalLatencyMs)}
-                      </td>
                       <td>
                         <span
                           className={
diff --git a/src/i18n/locales/en.json b/src/i18n/locales/en.json
index abccabc..5acfe37 100644
--- a/src/i18n/locales/en.json
+++ b/src/i18n/locales/en.json
@@ -1031,7 +1031,6 @@
     "thinking_budget": "Thinking Budget",
     "time": "Latency",
     "avg_time": "Avg Latency",
-    "total_time": "Total Latency",
     "latency_unit_hint": "Durations use backend field {{field}} and are interpreted as {{unit}} before formatting.",
     "duration_unit_d": "d",
     "duration_unit_h": "h",
diff --git a/src/i18n/locales/ru.json b/src/i18n/locales/ru.json
index 76e6fd9..a73197f 100644
--- a/src/i18n/locales/ru.json
+++ b/src/i18n/locales/ru.json
@@ -1028,7 +1028,6 @@
     "thinking_budget": "Бюджет рассуждения",
     "time": "Задержка",
     "avg_time": "Средняя задержка",
-    "total_time": "Суммарная задержка",
     "latency_unit_hint": "Длительность берётся из поля бэкенда {{field}} и интерпретируется как {{unit}} перед форматированием.",
     "duration_unit_d": "д",
     "duration_unit_h": "ч",
diff --git a/src/i18n/locales/zh-CN.json b/src/i18n/locales/zh-CN.json
index 6e85244..7503b46 100644
--- a/src/i18n/locales/zh-CN.json
+++ b/src/i18n/locales/zh-CN.json
@@ -1031,7 +1031,6 @@
     "thinking_budget": "思考预算",
     "time": "延迟",
     "avg_time": "平均延迟",
-    "total_time": "总延迟",
     "latency_unit_hint": "耗时取自后端字段 {{field}}，按 {{unit}} 解释后再格式化显示。",
     "duration_unit_d": "天",
     "duration_unit_h": "时",
diff --git a/src/i18n/locales/zh-TW.json b/src/i18n/locales/zh-TW.json
index 1a51632..095394d 100644
--- a/src/i18n/locales/zh-TW.json
+++ b/src/i18n/locales/zh-TW.json
@@ -1057,7 +1057,6 @@
     "thinking_budget": "思考預算",
     "time": "延遲",
     "avg_time": "平均延遲",
-    "total_time": "總延遲",
     "latency_unit_hint": "耗時取自後端欄位 {{field}}，按 {{unit}} 解讀後再格式化顯示。",
     "duration_unit_d": "天",
     "duration_unit_h": "時",
diff --git a/src/utils/usage.ts b/src/utils/usage.ts
index 6817b79..a8b553e 100644
--- a/src/utils/usage.ts
+++ b/src/utils/usage.ts
@@ -107,7 +107,6 @@ export interface ModelStatsSummary {
   tokens: number;
   cost: number;
   averageLatencyMs: number | null;
-  totalLatencyMs: number | null;
   latencySampleCount: number;
 }
 
@@ -1095,7 +1094,6 @@ export function getModelStats(
         tokens: stats.tokens,
         cost: stats.cost,
         averageLatencyMs: latencyStats.averageMs,
-        totalLatencyMs: latencyStats.totalMs,
         latencySampleCount: latencyStats.sampleCount,
       };
     })