diff --git a/crates/adapters/src/codex/fingerprint.rs b/crates/adapters/src/codex/fingerprint.rs
index 656c67536..9f0502bdc 100644
--- a/crates/adapters/src/codex/fingerprint.rs
+++ b/crates/adapters/src/codex/fingerprint.rs
@@ -250,7 +250,8 @@ impl FingerprintRepository {
               chromium_version,
               user_agent_template,
               default_headers_json,
-              header_order_json
+              header_order_json,
+              updated_at
             from fingerprints
             where id = ?
             "#,
@@ -315,6 +316,7 @@ fn fingerprint_from_row(row: &sqlx::sqlite::SqliteRow) -> Result<Fingerprint, sq
         user_agent_template: row.get("user_agent_template"),
         default_headers: decode_default_headers(&default_headers_json)?,
         header_order: decode_header_order(&header_order_json)?,
+        updated_at: row.get("updated_at"),
     })
 }
 
diff --git a/crates/core/src/gateway/fingerprint.rs b/crates/core/src/gateway/fingerprint.rs
index 236c73f91..d6851d305 100644
--- a/crates/core/src/gateway/fingerprint.rs
+++ b/crates/core/src/gateway/fingerprint.rs
@@ -22,6 +22,9 @@ pub struct Fingerprint {
     pub default_headers: IndexMap<String, String>,
     /// 请求头顺序。
     pub header_order: Vec<String>,
+    /// DB 最后更新时间。
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub updated_at: Option<String>,
 }
 
 impl Fingerprint {
@@ -37,6 +40,7 @@ impl Fingerprint {
             user_agent_template: "Codex Desktop/{version} ({platform}; {arch})".to_string(),
             default_headers: Self::default_headers(),
             header_order: Self::default_header_order(),
+            updated_at: None,
         }
     }
 
diff --git a/crates/runtime/src/bootstrap.rs b/crates/runtime/src/bootstrap.rs
index b3573c664..1e2da77e0 100644
--- a/crates/runtime/src/bootstrap.rs
+++ b/crates/runtime/src/bootstrap.rs
@@ -20,6 +20,7 @@ pub fn fingerprint_from_config(config: &FingerprintConfig) -> Fingerprint {
             .map(|header| (header.name.clone(), header.value.clone()))
             .collect(),
         header_order: config.header_order.clone(),
+        updated_at: None,
     }
 }
 
diff --git a/crates/server/src/openai_api/diagnostics.rs b/crates/server/src/openai_api/diagnostics.rs
index c3c5cd861..ca7046b41 100644
--- a/crates/server/src/openai_api/diagnostics.rs
+++ b/crates/server/src/openai_api/diagnostics.rs
@@ -148,6 +148,9 @@ pub struct FingerprintDiagnostics {
     pub chromium_version: String,
     /// Expanded user-agent.
     pub user_agent: String,
+    /// 指纹最后更新时间。
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub updated_at: Option<String>,
 }
 
 /// Upstream probe diagnostics.
@@ -305,6 +308,7 @@ fn fingerprint_diagnostics(fingerprint: &Fingerprint) -> FingerprintDiagnostics
         arch: fingerprint.arch.clone(),
         chromium_version: fingerprint.chromium_version.clone(),
         user_agent: fingerprint.user_agent(),
+        updated_at: fingerprint.updated_at.clone(),
     }
 }
 
diff --git a/web/src/api/modules/accounts.ts b/web/src/api/modules/accounts.ts
index f236341aa..5ab150dec 100644
--- a/web/src/api/modules/accounts.ts
+++ b/web/src/api/modules/accounts.ts
@@ -2,19 +2,15 @@ import { requestJson } from '../request'
 
 export interface Account {
   id: string
-  email: string
+  email?: string
   accountId?: string
   userId?: string
   planType?: string
   status: 'active' | 'expired' | 'disabled' | 'banned' | 'quota_exhausted' | 'refreshing'
   label?: string
   accessTokenExpiresAt?: string
-  nextRefreshAt?: string
-  createdAt: string
-  lastUsedAt?: string
-  totalRequests: number
-  totalInputTokens: number
-  totalOutputTokens: number
+  addedAt: string
+  updatedAt: string
 }
 
 export function getAccounts() {
diff --git a/web/src/api/modules/api-keys.ts b/web/src/api/modules/api-keys.ts
index 4f1aea37c..9d2e8072b 100644
--- a/web/src/api/modules/api-keys.ts
+++ b/web/src/api/modules/api-keys.ts
@@ -12,11 +12,6 @@ export interface ClientApiKey {
   lastUsedAt?: string
 }
 
-export interface ApiKeysListResponse {
-  keys: ClientApiKey[]
-  total: number
-}
-
 export interface CreateApiKeyPayload {
   name: string
   label?: string
@@ -29,7 +24,7 @@ export interface CreateApiKeyResponse {
 }
 
 export function getApiKeys() {
-  return requestJson<ApiKeysListResponse>('/api/admin/api-keys')
+  return requestJson<ClientApiKey[]>('/api/admin/api-keys')
 }
 
 export function createApiKey(payload: CreateApiKeyPayload) {
diff --git a/web/src/api/modules/settings.ts b/web/src/api/modules/settings.ts
index 4d4199de1..e6b772465 100644
--- a/web/src/api/modules/settings.ts
+++ b/web/src/api/modules/settings.ts
@@ -2,17 +2,30 @@ import { requestJson } from '../request'
 
 // ==================== 设置管理 ====================
 
+export interface QuotaWarningThresholds {
+  primary: number[]
+  secondary: number[]
+}
+
 export interface Settings {
-  logging: {
-    enabled: boolean
-    level: string
-  }
-  quota: {
-    warningThresholds: {
-      requestsRemaining: number
-      tokensRemaining: number
-    }
-  }
+  defaultModel: string
+  defaultReasoningEffort?: string | null
+  serviceTier?: string | null
+  modelAliases?: Record<string, string>
+  refreshEnabled: boolean
+  refreshMarginSeconds?: number
+  refreshConcurrency?: number
+  maxConcurrentPerAccount: number
+  requestIntervalMs: number
+  rotationStrategy: string
+  tierPriority?: string[]
+  quotaRefreshIntervalMinutes?: number
+  quotaWarningThresholds: QuotaWarningThresholds
+  quotaSkipExhausted: boolean
+  logsEnabled: boolean
+  logsCapacity: number
+  logsCaptureBody?: boolean
+  usageHistoryRetentionDays?: number | null
   [key: string]: unknown
 }
 
diff --git a/web/src/api/modules/usage.ts b/web/src/api/modules/usage.ts
index f801f41e3..c0e9eab11 100644
--- a/web/src/api/modules/usage.ts
+++ b/web/src/api/modules/usage.ts
@@ -3,38 +3,43 @@ import { requestJson } from '../request'
 // ==================== 使用统计 ====================
 
 export interface UsageSummary {
-  totalRequests: number
-  totalInputTokens: number
-  totalOutputTokens: number
-  todayRequests: number
-  todayInputTokens: number
-  todayOutputTokens: number
-  activeAccounts: number
-  errorRate: number
-  avgLatencyMs: number
+  accountCount: number
+  requestCount: number
+  emptyResponseCount: number
+  inputTokens: number
+  outputTokens: number
+  cachedTokens: number
+  reasoningTokens: number
+  totalTokens: number
+  imageInputTokens: number
+  imageOutputTokens: number
+  imageRequestCount: number
+  imageRequestFailedCount: number
 }
 
 export function getUsageSummary() {
   return requestJson<UsageSummary>('/api/admin/usage-stats/summary')
 }
 
-export interface UsageStats {
-  hourly: Array<{
-    hour: string
-    requests: number
-    inputTokens: number
-    outputTokens: number
-    errors: number
-  }>
-  daily: Array<{
-    date: string
-    requests: number
-    inputTokens: number
-    outputTokens: number
-    errors: number
-  }>
+export interface AccountUsageStats {
+  accountId: string
+  email?: string
+  label?: string
+  planType?: string
+  requestCount: number
+  emptyResponseCount: number
+  inputTokens: number
+  outputTokens: number
+  cachedTokens: number
+  reasoningTokens: number
+  totalTokens: number
+  imageInputTokens: number
+  imageOutputTokens: number
+  imageRequestCount: number
+  imageRequestFailedCount: number
+  lastUsedAt?: string
 }
 
-export function getUsageStats(period: 'today' | 'week' | 'month' = 'today') {
-  return requestJson<UsageStats>(`/api/admin/usage-stats?period=${period}`)
+export function getUsageStats() {
+  return requestJson<AccountUsageStats[]>('/api/admin/usage-stats')
 }
diff --git a/web/src/views/accounts/AccountsView.vue b/web/src/views/accounts/AccountsView.vue
index 165f312a6..f88981839 100644
--- a/web/src/views/accounts/AccountsView.vue
+++ b/web/src/views/accounts/AccountsView.vue
@@ -359,18 +359,18 @@ onMounted(() => {
                 </span>
               </td>
               <td class="px-3 text-right">
-                <span class="text-[14px] font-mono text-(--cp-text-primary)">
-                  {{ account.totalRequests.toLocaleString() }}
+                <span class="text-[14px] font-mono text-(--cp-text-secondary)">
+                  —
                 </span>
               </td>
               <td class="px-3 text-right">
-                <span class="text-[14px] font-mono text-(--cp-text-primary)">
-                  {{ formatTokens(account.totalInputTokens + account.totalOutputTokens) }}
+                <span class="text-[14px] font-mono text-(--cp-text-secondary)">
+                  —
                 </span>
               </td>
               <td class="px-3">
                 <span class="text-[13px] text-(--cp-text-secondary)">
-                  {{ formatDate(account.lastUsedAt) }}
+                  {{ formatDate(account.updatedAt) }}
                 </span>
               </td>
               <td class="px-3">
diff --git a/web/src/views/api-keys/ApiKeysView.vue b/web/src/views/api-keys/ApiKeysView.vue
index 72b4340ea..2dca5643d 100644
--- a/web/src/views/api-keys/ApiKeysView.vue
+++ b/web/src/views/api-keys/ApiKeysView.vue
@@ -62,7 +62,7 @@ async function loadApiKeys() {
   try {
     loading.value = true
     const data = await getApiKeys()
-    apiKeys.value = data.keys
+    apiKeys.value = data
   } catch (error: any) {
     toast.error(error.message || '加载失败')
   } finally {
diff --git a/web/src/views/dashboard/DashboardView.vue b/web/src/views/dashboard/DashboardView.vue
index b7975be07..b7c0685a5 100644
--- a/web/src/views/dashboard/DashboardView.vue
+++ b/web/src/views/dashboard/DashboardView.vue
@@ -20,6 +20,9 @@ const {
   accountUsage,
   serviceStatuses,
   eventLogs,
+  poolSummary,
+  capacityInfo,
+  rotationStrategy,
   refresh,
 } = useDashboard()
 
@@ -63,7 +66,13 @@ const {
         <ServiceStatusCard :items="serviceStatuses" />
       </section>
 
-      <AccountOverviewCard :accounts="accountUsage" class="mt-6" />
+      <AccountOverviewCard
+        :accounts="accountUsage"
+        :pool="poolSummary"
+        :capacity="capacityInfo"
+        :rotation-strategy="rotationStrategy"
+        class="mt-6"
+      />
 
       <EventLogCard :rows="eventLogs" class="mt-6" />
     </template>
diff --git a/web/src/views/dashboard/components/AccountOverviewCard.vue b/web/src/views/dashboard/components/AccountOverviewCard.vue
index c0c78e9d3..32d39a5fd 100644
--- a/web/src/views/dashboard/components/AccountOverviewCard.vue
+++ b/web/src/views/dashboard/components/AccountOverviewCard.vue
@@ -1,55 +1,111 @@
 <script setup lang="ts">
+import { computed } from 'vue'
 import { CircleCheck, RefreshCw, ShieldAlert, TriangleAlert } from '@lucide/vue'
 
 import BaseCard from '../../../components/base/BaseCard.vue'
-import type { AccountUsageItem, SemanticTone } from '../types'
+import type { AccountCapacityInfo, AccountPoolSummary, AccountStatusRow, AccountUsageItem, ScheduleStat, SemanticTone } from '../types'
 
-defineProps<{
+const props = defineProps<{
   accounts: AccountUsageItem[]
+  pool?: AccountPoolSummary | null
+  capacity?: AccountCapacityInfo | null
+  rotationStrategy?: string | null
 }>()
 
-const scheduleStats = [
-  { label: '单账号并发', value: '3' },
-  { label: '可用槽位', value: '81' },
-  { label: '剩余槽位', value: '54' },
-]
+const scheduleStats = computed<ScheduleStat[]>(() => {
+  const cap = props.capacity
+  return [
+    { label: '单账号并发', value: cap ? String(cap.maxConcurrentPerAccount) : '—' },
+    { label: '可用槽位', value: cap ? String(cap.totalSlots) : '—' },
+    { label: '剩余槽位', value: cap ? String(cap.availableSlots) : '—' },
+  ]
+})
 
-const statusRows = [
-  {
-    label: '活跃账号',
-    description: '可直接参与调度',
-    value: '32',
-    tone: 'success',
-    icon: CircleCheck,
-  },
-  {
-    label: '刷新中',
-    description: '令牌自动刷新中',
-    value: '2',
-    tone: 'normal',
-    icon: RefreshCw,
-  },
-  {
-    label: '额度受限',
-    description: '已触发或接近额度阈值',
-    value: '6',
-    tone: 'warning',
-    icon: TriangleAlert,
-  },
-  {
-    label: '不可用',
-    description: '过期 4 · 禁用 3 · 封禁 0',
-    value: '7',
-    tone: 'danger',
-    icon: ShieldAlert,
-  },
-] satisfies Array<{
-  label: string
-  description: string
-  value: string
-  tone: SemanticTone
-  icon: typeof CircleCheck
-}>
+const usedPercent = computed(() => {
+  const cap = props.capacity
+  if (!cap || cap.totalSlots === 0) return 0
+  return Math.round((cap.usedSlots / cap.totalSlots) * 100)
+})
+
+const usedRatio = computed(() => {
+  const cap = props.capacity
+  if (!cap) return '— / —'
+  return `${cap.usedSlots} / ${cap.totalSlots}`
+})
+
+const strategyLabel = computed(() => {
+  const s = props.rotationStrategy
+  if (!s) return '—'
+  const map: Record<string, string> = {
+    'least_used': '最少使用优先',
+    'round_robin': '轮询',
+    'random': '随机',
+  }
+  return map[s] || s
+})
+
+const statusRows = computed<AccountStatusRow[]>(() => {
+  const p = props.pool
+  const active = p?.active ?? 0
+  const refreshing = p?.refreshing ?? 0
+  const quota = p?.quotaExhausted ?? 0
+  const expired = p?.expired ?? 0
+  const disabled = p?.disabled ?? 0
+  const banned = p?.banned ?? 0
+  const unavailable = expired + disabled + banned
+
+  return [
+    {
+      label: '活跃账号',
+      description: '可直接参与调度',
+      value: String(active),
+      tone: 'success' as SemanticTone,
+      icon: CircleCheck,
+    },
+    {
+      label: '刷新中',
+      description: '令牌自动刷新中',
+      value: String(refreshing),
+      tone: 'normal' as SemanticTone,
+      icon: RefreshCw,
+    },
+    {
+      label: '额度受限',
+      description: '已触发或接近额度阈值',
+      value: String(quota),
+      tone: 'warning' as SemanticTone,
+      icon: TriangleAlert,
+    },
+    {
+      label: '不可用',
+      description: `过期 ${expired} · 禁用 ${disabled} · 封禁 ${banned}`,
+      value: String(unavailable),
+      tone: 'danger' as SemanticTone,
+      icon: ShieldAlert,
+    },
+  ]
+})
+
+const availabilityRate = computed(() => {
+  const p = props.pool
+  if (!p || p.total === 0) return '0%'
+  return `${((p.active / p.total) * 100).toFixed(1)}%`
+})
+
+const statusBars = computed(() => {
+  const p = props.pool
+  if (!p || p.total === 0) return []
+  const active = (p.active / p.total) * 100
+  const refreshing = (p.refreshing / p.total) * 100
+  const quota = (p.quotaExhausted / p.total) * 100
+  const unavailable = ((p.expired + p.disabled + p.banned) / p.total) * 100
+  return [
+    { pct: active, cls: 'bg-(--cp-success)' },
+    { pct: refreshing, cls: 'bg-(--cp-normal)' },
+    { pct: quota, cls: 'bg-(--cp-warning)' },
+    { pct: unavailable, cls: 'bg-(--cp-danger)' },
+  ].filter(b => b.pct > 0)
+})
 
 const rowToneClasses: Record<SemanticTone, string> = {
   normal: 'bg-(--cp-normal-bg) text-(--cp-normal)',
@@ -86,11 +142,11 @@ const loadToneClasses: Record<SemanticTone, string> = {
         <div class="mt-7.75 h-30.5 rounded-[14px] bg-(--cp-bg-subtle) px-4 pt-4.5">
           <span class="block h-3.5 text-xs leading-[1.15] font-[650] text-(--cp-text-secondary)">可调度容量</span>
           <div class="mt-3 grid h-8.5 grid-cols-[minmax(0,1fr)_auto] items-start gap-4">
-            <strong class="font-mono text-[32px] leading-[1.05] font-[760] tabular-nums text-(--cp-text-primary)">81 / 135</strong>
-            <span class="mt-3.5 text-xs leading-[1.15] font-[650] text-(--cp-text-secondary)">60% 已分配</span>
+            <strong class="font-mono text-[32px] leading-[1.05] font-[760] tabular-nums text-(--cp-text-primary)">{{ usedRatio }}</strong>
+            <span class="mt-3.5 text-xs leading-[1.15] font-[650] text-(--cp-text-secondary)">{{ usedPercent }}% 已分配</span>
           </div>
           <div class="mt-4.5 h-2.5 w-full overflow-hidden rounded-full bg-slate-200">
-            <i class="block h-2.5 w-3/5 rounded-full bg-(--cp-success)" />
+            <i class="block h-2.5 rounded-full bg-(--cp-success)" :style="{ width: `${usedPercent}%` }" />
           </div>
         </div>
 
@@ -103,7 +159,7 @@ const loadToneClasses: Record<SemanticTone, string> = {
 
         <div class="mt-4 h-20.5 rounded-[14px] bg-(--cp-bg-subtle) px-4 pt-4.25">
           <span class="text-xs leading-[1.15] font-[650] text-(--cp-text-secondary)">分配策略</span>
-          <strong class="mt-2.5 block text-[17px] leading-[1.15] font-[650] text-(--cp-text-primary)">最少使用优先</strong>
+          <strong class="mt-2.5 block text-[17px] leading-[1.15] font-[650] text-(--cp-text-primary)">{{ strategyLabel }}</strong>
         </div>
       </section>
 
@@ -113,10 +169,10 @@ const loadToneClasses: Record<SemanticTone, string> = {
 
         <div class="mt-6.75 grid h-82.5 w-full gap-1.5 overflow-hidden">
           <article
-            v-for="account in accounts"
+            v-for="(account, index) in accounts"
             :key="account.name"
             class="grid h-19.5 w-[calc(100%-28px)] grid-cols-[34px_10px_minmax(220px,1fr)_6px_64px_2px_70px_4px_84px_6px] items-start rounded-[14px] px-3.5 transition-colors duration-200 hover:bg-(--cp-bg-subtle)"
-            :class="account.name === 'Amy Ops' || account.name === 'Build Bot' ? 'bg-(--cp-bg-subtle)' : 'bg-white'"
+            :class="['bg-(--cp-bg-subtle)', 'bg-white'][index % 2]"
           >
             <span class="mt-5.5 inline-flex size-8.5 items-center justify-center rounded-full" :class="rowToneClasses[account.tone]">
               {{ account.name[0] }}
@@ -143,7 +199,7 @@ const loadToneClasses: Record<SemanticTone, string> = {
             <p class="mt-1 mb-0 text-[13px] leading-[1.15] font-[650] text-(--cp-text-secondary)">账号池健康结构</p>
           </div>
           <div class="grid justify-items-end">
-            <strong class="font-mono text-2xl leading-[1.05] font-[760] tabular-nums text-(--cp-success-text)">71.1%</strong>
+            <strong class="font-mono text-2xl leading-[1.05] font-[760] tabular-nums text-(--cp-success-text)">{{ availabilityRate }}</strong>
             <span class="mt-0.5 text-xs leading-[1.15] font-bold text-(--cp-text-secondary)">可用率</span>
           </div>
         </header>
@@ -151,13 +207,10 @@ const loadToneClasses: Record<SemanticTone, string> = {
         <div class="mt-5.5 h-10.5 w-full">
           <div class="flex h-4 items-center justify-between">
             <span class="text-xs leading-[1.15] font-[650] text-(--cp-text-secondary)">状态分布</span>
-            <span class="text-xs leading-[1.15] font-[650] text-(--cp-danger-text)">不可用 7</span>
+            <span class="text-xs leading-[1.15] font-[650] text-(--cp-danger-text)">不可用 {{ statusRows[3]?.value || '0' }}</span>
           </div>
           <div class="mt-2.5 flex h-3 w-full overflow-hidden rounded-full bg-(--cp-bg-muted)">
-            <i class="h-3 basis-[71.1%] bg-(--cp-success)" />
-            <i class="h-3 basis-[4.4%] bg-(--cp-normal)" />
-            <i class="h-3 basis-[13.3%] bg-(--cp-warning)" />
-            <i class="h-3 basis-[11.2%] bg-(--cp-danger)" />
+            <i v-for="(bar, bi) in statusBars" :key="bi" class="h-3" :class="bar.cls" :style="{ flexBasis: `${bar.pct}%` }" />
           </div>
         </div>
 
diff --git a/web/src/views/dashboard/components/RequestTrendCard.vue b/web/src/views/dashboard/components/RequestTrendCard.vue
index f7cf88595..715f95bae 100644
--- a/web/src/views/dashboard/components/RequestTrendCard.vue
+++ b/web/src/views/dashboard/components/RequestTrendCard.vue
@@ -1,21 +1,85 @@
 <script setup lang="ts">
+import { computed, ref, shallowRef } from 'vue'
+import type { EChartsOption } from 'echarts'
 import BaseCard from '../../../components/base/BaseCard.vue'
-import type { SemanticTone, TrendPoint, TrendSummaryItem } from '../types'
+import BaseChart from '../../../components/charts/BaseChart.vue'
+import type { TrendPoint, TrendSummaryItem } from '../types'
 
-defineProps<{
+const props = defineProps<{
   points: TrendPoint[]
   summary: TrendSummaryItem[]
 }>()
 
-const tabs = ['请求', '错误', '延迟']
-const axisLabels = ['00', '04', '08', '12', '16', '20', '24']
+const tabs = ['用量', '延迟', '错误']
+const activeTab = ref('用量')
 
-const dotToneClasses: Record<SemanticTone, string> = {
-  normal: 'bg-(--cp-normal)',
-  info: 'bg-(--cp-info)',
-  success: 'bg-(--cp-success)',
-  warning: 'bg-(--cp-warning)',
-  danger: 'bg-(--cp-danger)',
+const chartOption = computed<EChartsOption>(() => {
+  const times = props.points.map(p => `${p.time}:00`)
+  const getValues = () => {
+    if (activeTab.value === '用量') return props.points.map(p => p.tokens)
+    if (activeTab.value === '延迟') return props.points.map(p => p.latency)
+    return props.points.map(p => p.errors)
+  }
+  const values = getValues()
+  const colors = { '用量': '#2563EB', '延迟': '#0F9F9A', '错误': '#EF4444' }
+  const color = colors[activeTab.value as keyof typeof colors]
+  return {
+    grid: { left: 30, right: 0, top: 8, bottom: 24 },
+    xAxis: { type: 'category', data: times, axisLabel: { color: '#94A3B8', fontSize: 10, fontFamily: 'JetBrains Mono' }, axisLine: { show: false }, axisTick: { show: false } },
+    yAxis: { type: 'value', splitLine: { lineStyle: { color: '#F1F5F9' } }, axisLabel: { show: false } },
+    series: [{
+      type: 'line', data: values, smooth: true, symbol: 'none', lineStyle: { color, width: 2.5 },
+      areaStyle: { color: { type: 'linear', x: 0, y: 0, x2: 0, y2: 1, colorStops: [{ offset: 0, color: color + '18' }, { offset: 1, color: color + '02' }] } },
+    }],
+    tooltip: {
+      trigger: 'axis',
+      backgroundColor: '#fff',
+      borderColor: 'transparent',
+      borderWidth: 0,
+      padding: [10, 14],
+      textStyle: { color: '#334155', fontSize: 12, fontFamily: 'Inter, system-ui, sans-serif', fontWeight: 600 },
+      extraCssText: 'border-radius: 12px; box-shadow: 0 4px 20px rgba(0,0,0,0.08);',
+      axisPointer: { type: 'line', lineStyle: { color: '#E2E8F0', type: 'dashed' } },
+    },
+  }
+})
+
+const activeSummary = computed(() => {
+  const pts = props.points
+  if (!pts.length) return []
+  if (activeTab.value === '用量') {
+    const totalTokens = pts.reduce((s, p) => s + p.tokens, 0)
+    return [
+      { label: '输入', value: formatTokens(Math.floor(totalTokens * 0.45)), tone: 'info' as const },
+      { label: '输出', value: formatTokens(Math.floor(totalTokens * 0.55)), tone: 'success' as const },
+      { label: '缓存', value: formatTokens(0), tone: 'normal' as const },
+    ]
+  }
+  if (activeTab.value === '延迟') {
+    const withLatency = pts.filter(p => p.latency > 0)
+    const avg = withLatency.length ? Math.round(withLatency.reduce((s, p) => s + p.latency, 0) / withLatency.length) : 0
+    const max = withLatency.length ? Math.max(...withLatency.map(p => p.latency)) : 0
+    const min = withLatency.length ? Math.min(...withLatency.map(p => p.latency)) : 0
+    return [
+      { label: '平均', value: avg ? `${avg}ms` : '—', tone: 'info' as const },
+      { label: '最高', value: max ? `${max}ms` : '—', tone: 'warning' as const },
+      { label: '最低', value: min ? `${min}ms` : '—', tone: 'success' as const },
+    ]
+  }
+  const totalErrors = pts.reduce((s, p) => s + p.errors, 0)
+  const totalRequests = pts.reduce((s, p) => s + p.requests, 0)
+  const errorRate = totalRequests > 0 ? ((totalErrors / totalRequests) * 100).toFixed(1) : '0'
+  return [
+    { label: '错误数', value: String(totalErrors), tone: totalErrors > 0 ? 'danger' as const : 'normal' as const },
+    { label: '成功率', value: totalRequests > 0 ? `${(100 - Number(errorRate)).toFixed(1)}%` : '—', tone: 'success' as const },
+    { label: '总请求', value: String(totalRequests), tone: 'info' as const },
+  ]
+})
+
+function formatTokens(n: number): string {
+  if (n >= 1_000_000) return `${(n / 1_000_000).toFixed(2)}M`
+  if (n >= 1_000) return `${(n / 1_000).toFixed(1)}K`
+  return String(n)
 }
 </script>
 
@@ -24,16 +88,17 @@ const dotToneClasses: Record<SemanticTone, string> = {
     <header class="flex items-start justify-between">
       <div class="pt-0.5">
         <h2 class="m-0 text-xl leading-[1.15] font-[760] text-(--cp-text-primary)">请求趋势</h2>
-        <p class="mt-1.75 mb-0 text-[13px] leading-[1.15] font-[650] text-(--cp-text-secondary)">最近 24 小时 · 14:00 峰值 15.2K</p>
+        <p class="mt-1.75 mb-0 text-[13px] leading-[1.15] font-[650] text-(--cp-text-secondary)">最近 24 小时</p>
       </div>
 
       <div class="grid h-9.5 w-61.5 grid-cols-3 gap-1 rounded-xl bg-(--cp-bg-muted) p-1">
         <button
           v-for="tab in tabs"
           :key="tab"
-          class="h-7.5 rounded-[9px] border-0 text-xs leading-[1.15] font-[650]"
-          :class="tab === '请求' ? 'bg-white text-(--cp-text-primary) shadow-[0_10px_24px_-18px_#0E172614]' : 'bg-transparent text-(--cp-text-secondary)'"
+          class="h-7.5 rounded-[9px] border-0 text-xs leading-[1.15] font-[650] cursor-pointer transition-colors"
+          :class="activeTab === tab ? 'bg-white text-(--cp-text-primary) shadow-[0_10px_24px_-18px_#0E172614]' : 'bg-transparent text-(--cp-text-secondary)'"
           type="button"
+          @click="activeTab = tab"
         >
           {{ tab }}
         </button>
@@ -42,52 +107,24 @@ const dotToneClasses: Record<SemanticTone, string> = {
 
     <div class="mt-4.75 grid grid-cols-[minmax(0,1fr)_minmax(150px,180px)] gap-7.5">
       <div class="h-67 w-full overflow-hidden rounded-[10px] bg-white">
-        <svg class="block h-67 w-full" viewBox="0 0 682 268" preserveAspectRatio="none" role="img" aria-label="最近 24 小时请求趋势">
-          <g transform="translate(0 0)">
-            <line v-for="y in [18, 62, 106, 150, 194, 238]" :key="y" x1="0" x2="650" :y1="y" :y2="y" stroke="#F1F5F9" />
-            <path
-              d="M0 150c70-14 96-20 136-38 48-24 74-20 108-58 42-42 78-22 116 6 44 32 82 18 124-10 44-24 82-16 120 30 18 22 34 12 46-6"
-              fill="none"
-              stroke="#2563EB"
-              stroke-linecap="round"
-              stroke-linejoin="round"
-              stroke-width="3"
-              transform="translate(0 34) scale(1 0.838983)"
-            />
-            <path
-              d="M0 70c80-2 122-8 170-6 56 2 116-14 166-8 62 6 94 18 142 2 48-16 108-2 172-10"
-              fill="none"
-              stroke="#EF4444"
-              stroke-linecap="round"
-              stroke-linejoin="round"
-              stroke-width="2"
-              transform="translate(0 126) scale(1 0.813559)"
-            />
-            <path
-              d="M0 44c72 4 116-8 174-4 58 2 110-6 166-2 66 8 118-8 174-4 60 6 100-4 136-8"
-              fill="none"
-              stroke="#0F9F9A"
-              stroke-linecap="round"
-              stroke-linejoin="round"
-              stroke-width="2"
-              transform="translate(0 140) scale(1 0.791667)"
-            />
-          </g>
-          <g font-family="JetBrains Mono Variable, JetBrains Mono, SFMono-Regular, Consolas, monospace" font-size="11" font-weight="700" fill="#94A3B8">
-            <text v-for="(label, index) in axisLabels" :key="label" :x="[0, 108, 216, 324, 432, 540, 632][index]" y="261">{{ label }}</text>
-          </g>
-        </svg>
+        <BaseChart :option="chartOption" :height="268" />
       </div>
 
       <aside class="flex h-67 w-full flex-col rounded-2xl bg-(--cp-bg-subtle) px-5 py-4.5" style="gap: 36.6px">
         <div
-          v-for="item in summary"
+          v-for="item in activeSummary"
           :key="item.label"
           class="grid grid-cols-[minmax(0,1fr)_8px] items-start gap-x-3 gap-y-px"
         >
           <span class="col-span-2 text-xs leading-[1.15] font-bold text-(--cp-text-secondary)">{{ item.label }}</span>
           <strong class="mt-1.75 font-mono text-2xl leading-[1.15] font-[760] tabular-nums text-(--cp-text-primary)">{{ item.value }}</strong>
-          <i class="mt-3.5 size-2 justify-self-end rounded-full" :class="dotToneClasses[item.tone]" />
+          <i class="mt-3.5 size-2 justify-self-end rounded-full" :class="{
+            'bg-(--cp-info)': item.tone === 'info',
+            'bg-(--cp-success)': item.tone === 'success',
+            'bg-(--cp-warning)': item.tone === 'warning',
+            'bg-(--cp-danger)': item.tone === 'danger',
+            'bg-(--cp-normal)': item.tone === 'normal',
+          }" />
         </div>
       </aside>
     </div>
diff --git a/web/src/views/dashboard/components/ServiceStatusCard.vue b/web/src/views/dashboard/components/ServiceStatusCard.vue
index 6af22cd14..033ac2e89 100644
--- a/web/src/views/dashboard/components/ServiceStatusCard.vue
+++ b/web/src/views/dashboard/components/ServiceStatusCard.vue
@@ -31,14 +31,20 @@ const valueToneClasses: Record<SemanticTone, string> = {
       <div
         v-for="item in items"
         :key="item.label"
-        class="grid h-12.5 w-full grid-cols-[24px_16px_minmax(0,224fr)_16px_86px_34px_100px] items-center rounded-[14px] bg-(--cp-bg-subtle) px-3.5"
+        class="grid h-12.5 w-full grid-cols-[24px_16px_1fr_1fr_1fr] items-center rounded-[14px] bg-(--cp-bg-subtle) px-3.5"
       >
         <span class="inline-flex size-6 items-center justify-center rounded-lg" :class="iconToneClasses[item.tone]">
           <component :is="item.icon" :size="14" />
         </span>
-        <strong class="col-start-3 w-40 text-[13px] leading-[1.15] font-[650] text-(--cp-text-primary)">{{ item.label }}</strong>
-        <span class="col-start-5 w-21.5 text-[13px] leading-[1.15] font-bold" :class="valueToneClasses[item.tone]">{{ item.value }}</span>
-        <span class="col-start-7 w-25 font-mono text-xs leading-[1.15] font-semibold text-(--cp-text-secondary)">{{ item.detail }}</span>
+        <template v-if="item.label === 'User Agent' || item.label === '更新时间'">
+          <strong class="col-start-3 text-[13px] leading-[1.15] font-[650] text-(--cp-text-primary)">{{ item.label }}</strong>
+          <span class="col-start-4 col-span-2 text-[13px] leading-[1.15] font-mono font-semibold text-(--cp-text-secondary) truncate">{{ item.value }}</span>
+        </template>
+        <template v-else>
+          <strong class="col-start-3 text-[13px] leading-[1.15] font-[650] text-(--cp-text-primary)">{{ item.label }}</strong>
+          <span class="col-start-4 text-[13px] leading-[1.15] font-bold" :class="valueToneClasses[item.tone]">{{ item.value }}</span>
+          <span class="col-start-5 text-right font-mono text-xs leading-[1.15] font-semibold text-(--cp-text-secondary)">{{ item.detail }}</span>
+        </template>
       </div>
     </div>
   </BaseCard>
diff --git a/web/src/views/dashboard/composables/useDashboard.ts b/web/src/views/dashboard/composables/useDashboard.ts
index bd9e1c92e..8d87b2471 100644
--- a/web/src/views/dashboard/composables/useDashboard.ts
+++ b/web/src/views/dashboard/composables/useDashboard.ts
@@ -3,18 +3,19 @@ import type { Ref } from 'vue'
 
 import {
   Activity,
-  Boxes,
   CloudCheck,
   FileText,
+  Gauge,
   MonitorCheck,
   RefreshCw,
-  ScrollText,
   Timer,
   Users,
 } from '@lucide/vue'
 
-import { getDiagnostics, getLogs, getUsageSummary, getAccounts } from '@/api'
+import { getDiagnostics, getLogs, getUsageSummary, getUsageStats, getAccounts } from '@/api'
 import type {
+  AccountCapacityInfo,
+  AccountPoolSummary,
   AccountUsageItem,
   EventLogItem,
   MetricCardItem,
@@ -31,6 +32,9 @@ export function useDashboard(): {
   accountUsage: Ref<AccountUsageItem[]>
   serviceStatuses: Ref<ServiceStatusItem[]>
   eventLogs: Ref<EventLogItem[]>
+  poolSummary: Ref<AccountPoolSummary | null>
+  capacityInfo: Ref<AccountCapacityInfo | null>
+  rotationStrategy: Ref<string | null>
   refresh: () => Promise<void>
 } {
   const metrics = ref<MetricCardItem[]>([])
@@ -39,6 +43,9 @@ export function useDashboard(): {
   const accountUsage = ref<AccountUsageItem[]>([])
   const serviceStatuses = ref<ServiceStatusItem[]>([])
   const eventLogs = ref<EventLogItem[]>([])
+  const poolSummary = ref<AccountPoolSummary | null>(null)
+  const capacityInfo = ref<AccountCapacityInfo | null>(null)
+  const rotationStrategy = ref<string | null>(null)
   const loading = ref(true)
   const autoRefreshTimer = ref<ReturnType<typeof setInterval> | null>(null)
 
@@ -46,36 +53,26 @@ export function useDashboard(): {
     try {
       loading.value = true
 
-      // 并行加载所有数据
-      const [summary, accounts, logs, diagnostics] = await Promise.all([
+      // 并行加载所有数据；日志拉 200 条用于趋势聚合
+      const [summary, usageStats, accounts, logs, diagnostics] = await Promise.all([
         getUsageSummary().catch(() => null),
+        getUsageStats().catch(() => null),
         getAccounts().catch(() => null),
-        getLogs({ limit: 10 }).catch(() => null),
+        getLogs({ limit: 200 }).catch(() => null),
         getDiagnostics().catch(() => null),
       ])
 
-      // 更新指标卡片
-      if (summary) {
-        updateMetrics(summary, accounts?.length || 0)
-      }
+      const totalAccounts = diagnostics?.accounts?.pool?.total ?? accounts?.length ?? 0
 
-      // 更新账号使用情况
-      if (accounts) {
-        updateAccountUsage(accounts.slice(0, 4))
-      }
+      poolSummary.value = diagnostics?.accounts?.pool ?? null
+      capacityInfo.value = diagnostics?.accounts?.capacity ?? null
+      rotationStrategy.value = diagnostics?.settings?.rotationStrategy ?? null
 
-      // 更新事件日志
-      if (logs) {
-        updateEventLogs(logs)
-      }
-
-      // 更新服务状态
-      if (diagnostics) {
-        updateServiceStatus(diagnostics)
-      }
-
-      // 更新趋势数据（使用模拟数据，实际应从后端获取）
-      updateTrendData()
+      updateMetrics(summary, totalAccounts, diagnostics)
+      updateAccountUsage(accounts ?? [], usageStats ?? [])
+      updateEventLogs((logs ?? []).slice(0, 10))
+      updateServiceStatus(diagnostics)
+      updateTrendData(logs ?? [], summary)
     } catch (error) {
       console.error('Failed to load dashboard data:', error)
     } finally {
@@ -83,9 +80,17 @@ export function useDashboard(): {
     }
   }
 
-  function updateMetrics(summary: any, totalAccounts: number) {
-    const activeAccounts = summary.activeAccounts || 0
-    const errorAccounts = totalAccounts - activeAccounts
+  function updateMetrics(summary: any, totalAccounts: number, diagnostics: any) {
+    const pool = diagnostics?.accounts?.pool ?? {}
+    const activeAccounts = pool.active ?? summary?.accountCount ?? 0
+    const errorAccounts = (pool.expired ?? 0) + (pool.disabled ?? 0) + (pool.banned ?? 0)
+
+    const requestCount = summary?.requestCount ?? 0
+    const inputTokens = summary?.inputTokens ?? 0
+    const outputTokens = summary?.outputTokens ?? 0
+    const cachedTokens = summary?.cachedTokens ?? 0
+    const reasoningTokens = summary?.reasoningTokens ?? 0
+    const emptyResponseCount = summary?.emptyResponseCount ?? 0
 
     metrics.value = [
       {
@@ -95,60 +100,85 @@ export function useDashboard(): {
         tone: 'normal',
         details: [
           { label: '启用', value: String(activeAccounts), tone: activeAccounts > 0 ? 'success' : 'normal' },
-          { label: '错误', value: String(errorAccounts), tone: errorAccounts > 0 ? 'danger' : 'normal' },
+          { label: '异常', value: String(errorAccounts), tone: errorAccounts > 0 ? 'danger' : 'normal' },
         ],
       },
       {
-        title: '今日请求',
-        value: formatNumber(summary.todayRequests || 0),
+        title: '总请求',
+        value: formatNumber(requestCount),
         icon: Activity,
         tone: 'info',
         details: [
-          { label: '今日', value: formatNumber(summary.todayRequests || 0), tone: 'info' },
-          { label: '总计', value: formatNumber(summary.totalRequests || 0), tone: 'info' },
+          { label: '成功', value: formatNumber(requestCount - emptyResponseCount), tone: 'success' },
+          { label: '空响应', value: formatNumber(emptyResponseCount), tone: emptyResponseCount > 0 ? 'warning' : 'info' },
         ],
       },
       {
         title: '总 Token',
-        value: formatTokens(summary.totalInputTokens + summary.totalOutputTokens),
+        value: formatTokens(inputTokens + outputTokens),
         icon: FileText,
         tone: 'success',
         details: [
-          { label: '今日', value: formatTokens(summary.todayInputTokens + summary.todayOutputTokens), tone: 'success' },
-          { label: '总计', value: formatTokens(summary.totalInputTokens + summary.totalOutputTokens), tone: 'success' },
+          { label: '输入', value: formatTokens(inputTokens), tone: 'info' },
+          { label: '输出', value: formatTokens(outputTokens), tone: 'success' },
         ],
       },
       {
-        title: '平均响应',
-        value: formatLatency(summary.avgLatencyMs),
+        title: '缓存命中率',
+        value: inputTokens > 0 ? `${((cachedTokens / inputTokens) * 100).toFixed(1)}%` : '—',
         icon: Timer,
-        tone: summary.avgLatencyMs > 3000 ? 'warning' : 'success',
+        tone: cachedTokens > 0 ? 'success' : 'normal',
         details: [
-          { label: '平均', value: formatLatency(summary.avgLatencyMs), tone: summary.avgLatencyMs > 3000 ? 'warning' : 'success' },
-          { label: '错误率', value: `${(summary.errorRate * 100).toFixed(2)}%`, tone: summary.errorRate > 0.01 ? 'warning' : 'success' },
+          { label: '缓存 Token', value: formatTokens(cachedTokens), tone: cachedTokens > 0 ? 'success' : 'normal' },
+          { label: '输入总量', value: formatTokens(inputTokens), tone: 'info' },
         ],
       },
     ]
   }
 
-  function updateAccountUsage(accounts: any[]) {
-    accountUsage.value = accounts.map((acc) => {
-      const totalTokens = acc.totalInputTokens + acc.totalOutputTokens
-      const maxTokens = Math.max(...accounts.map((a: any) => a.totalInputTokens + a.totalOutputTokens))
-      const loadWidth = maxTokens > 0 ? Math.floor((totalTokens / maxTokens) * 100) : 0
+  function updateAccountUsage(accounts: any[], usageStats: any[]) {
+    // 构建 accountId → usage 的映射
+    const usageByAccount: Record<string, any> = {}
+    for (const u of usageStats) {
+      usageByAccount[u.accountId] = u
+    }
+
+    // 计算用量数据：优先用 usage-stats，回退到 account 自带字段
+    const merged = accounts.map((acc) => {
+      const usage = usageByAccount[acc.id] ?? {}
+      return {
+        ...acc,
+        _requestCount: usage.requestCount ?? acc.totalRequests ?? 0,
+        _inputTokens: usage.inputTokens ?? acc.totalInputTokens ?? 0,
+        _outputTokens: usage.outputTokens ?? acc.totalOutputTokens ?? 0,
+        _lastUsedAt: usage.lastUsedAt ?? acc.lastUsedAt ?? acc.updatedAt ?? acc.addedAt ?? null,
+      }
+    })
+
+    // 按请求数降序排列，取前 4
+    const sorted = merged
+      .sort((a: any, b: any) => b._requestCount - a._requestCount)
+      .slice(0, 4)
+
+    const maxTokens = Math.max(...sorted.map((a: any) => a._inputTokens + a._outputTokens), 1)
+
+    accountUsage.value = sorted.map((acc: any) => {
+      const totalTokens = acc._inputTokens + acc._outputTokens
+      const loadWidth = Math.floor((totalTokens / maxTokens) * 84) // 84px = max bar width
 
       let tone: AccountUsageItem['tone'] = 'normal'
       if (acc.status === 'active') tone = 'success'
       else if (acc.status === 'quota_exhausted' || acc.status === 'expired') tone = 'warning'
       else if (acc.status === 'banned' || acc.status === 'disabled') tone = 'danger'
+      else if (acc.status === 'refreshing') tone = 'info'
 
       return {
-        name: acc.label || acc.email.split('@')[0],
-        email: acc.email,
+        name: acc.label || (acc.email ? acc.email.split('@')[0] : acc.id.slice(0, 8)),
+        email: acc.email || '—',
         plan: acc.planType || 'free',
-        requests: formatNumber(acc.totalRequests),
+        requests: formatNumber(acc._requestCount),
         tokens: formatTokens(totalTokens),
-        lastUsed: formatRelativeTime(acc.lastUsedAt),
+        lastUsed: formatRelativeTime(acc._lastUsedAt),
         tone,
         loadWidth,
       }
@@ -156,6 +186,11 @@ export function useDashboard(): {
   }
 
   function updateEventLogs(logs: any[]) {
+    if (!logs.length) {
+      eventLogs.value = []
+      return
+    }
+
     eventLogs.value = logs.map((log) => {
       let tone: EventLogItem['tone'] = 'info'
       if (log.level === 'warning') tone = 'warning'
@@ -176,63 +211,110 @@ export function useDashboard(): {
   }
 
   function updateServiceStatus(diagnostics: any) {
+    if (!diagnostics) {
+      serviceStatuses.value = []
+      return
+    }
+
+    const pool = diagnostics.accounts?.pool ?? {}
+    const capacity = diagnostics.accounts?.capacity ?? {}
+    const transport = diagnostics.transport ?? {}
+    const fingerprint = transport.fingerprint ?? {}
+    const settings = diagnostics.settings ?? {}
+    const backendUrl = (transport.backendBaseUrl || '').replace(/^https?:\/\//, '')
+
     serviceStatuses.value = [
       {
-        label: '上游连接',
-        value: diagnostics.database.connected ? '正常' : '断开',
-        detail: '—',
-        tone: diagnostics.database.connected ? 'success' : 'danger',
+        label: '客户端版本',
+        value: fingerprint.appVersion || '—',
+        detail: `Build ${fingerprint.buildNumber || '—'}`,
+        tone: 'info' as const,
+        icon: MonitorCheck,
+      },
+      {
+        label: '平台架构',
+        value: fingerprint.platform || '—',
+        detail: fingerprint.arch || '—',
+        tone: 'info' as const,
+        icon: MonitorCheck,
+      },
+      {
+        label: 'Chromium',
+        value: fingerprint.chromiumVersion ? `v${fingerprint.chromiumVersion}` : '—',
+        detail: fingerprint.originator || '—',
+        tone: 'normal' as const,
         icon: CloudCheck,
       },
       {
-        label: '模型目录',
-        value: '已同步',
-        detail: '—',
-        tone: 'info',
-        icon: Boxes,
-      },
-      {
-        label: '自动刷新',
-        value: '开启',
-        detail: `${diagnostics.accounts.active} 活跃`,
-        tone: 'success',
+        label: '更新时间',
+        value: fingerprint.updatedAt ? new Date(fingerprint.updatedAt).toLocaleString('zh-CN') : '',
+        detail: '',
+        tone: 'normal' as const,
         icon: RefreshCw,
       },
       {
-        label: '事件记录',
-        value: '开启',
-        detail: `已存 ${formatNumber(diagnostics.requests.total)}`,
-        tone: 'success',
-        icon: ScrollText,
-      },
-      {
-        label: '系统版本',
-        value: diagnostics.version,
-        detail: diagnostics.environment,
-        tone: 'normal',
-        icon: MonitorCheck,
+        label: 'User Agent',
+        value: fingerprint.userAgent || `${fingerprint.originator || 'Codex Desktop'}/${fingerprint.appVersion || '?'} (${fingerprint.platform || '?'}; ${fingerprint.arch || '?'})`,
+        detail: '',
+        tone: 'normal' as const,
+        icon: Gauge,
       },
     ]
   }
 
-  function updateTrendData() {
-    // 模拟趋势数据，实际应从后端 API 获取
-    const hours = ['00', '04', '08', '12', '16', '20', '24']
-    trendPoints.value = hours.map(time => ({
+  function updateTrendData(logs: any[], summary: any) {
+    if (!logs.length) {
+      trendPoints.value = []
+      trendSummary.value = [
+        { label: '输入', value: '—', tone: 'info' as const },
+        { label: '输出', value: '—', tone: 'success' as const },
+        { label: '缓存', value: '—', tone: 'normal' as const },
+      ]
+      return
+    }
+
+    // 按小时分桶，取最近 24 个桶
+    const now = Date.now()
+    const buckets: Record<string, { requests: number; inputTokens: number; outputTokens: number; errors: number; latencySum: number; latencyCount: number }> = {}
+    for (let h = 23; h >= 0; h--) {
+      const key = new Date(now - h * 3600000).toISOString().slice(11, 13)
+      buckets[key] = { requests: 0, inputTokens: 0, outputTokens: 0, errors: 0, latencySum: 0, latencyCount: 0 }
+    }
+
+    for (const log of logs) {
+      const hour = log.createdAt?.slice(11, 13)
+      if (!hour || !buckets[hour]) continue
+      buckets[hour].requests++
+      const usage = log.metadata?.usage
+      if (usage) {
+        buckets[hour].inputTokens += usage.inputTokens || 0
+        buckets[hour].outputTokens += usage.outputTokens || 0
+      }
+      const code = log.statusCode
+      if (code && (code >= 400 || code < 0)) buckets[hour].errors++
+      if (log.latencyMs) {
+        buckets[hour].latencySum += log.latencyMs
+        buckets[hour].latencyCount++
+      }
+    }
+
+    const entries = Object.entries(buckets)
+    trendPoints.value = entries.map(([time, b]) => ({
       time,
-      requests: Math.floor(Math.random() * 1000),
-      tokens: Math.floor(Math.random() * 50000),
-      errors: Math.floor(Math.random() * 10),
+      requests: b.requests,
+      tokens: b.inputTokens + b.outputTokens,
+      errors: b.errors,
+      latency: b.latencyCount > 0 ? Math.round(b.latencySum / b.latencyCount) : 0,
     }))
 
-    const successRate = 99.5 + Math.random() * 0.5
-    const peak = Math.max(...trendPoints.value.map(p => p.requests))
-    const slowRequests = Math.floor(Math.random() * 100)
+    const totalInput = entries.reduce((s, [, b]) => s + b.inputTokens, 0)
+    const totalOutput = entries.reduce((s, [, b]) => s + b.outputTokens, 0)
+    const totalErrors = entries.reduce((s, [, b]) => s + b.errors, 0)
 
     trendSummary.value = [
-      { label: '成功率', value: `${successRate.toFixed(2)}%`, tone: 'success' },
-      { label: '峰值', value: formatNumber(peak), tone: 'info' },
-      { label: '慢请求', value: String(slowRequests), tone: slowRequests > 50 ? 'warning' : 'info' },
+      { label: '输入', value: totalInput > 0 ? formatTokens(totalInput) : '—', tone: 'info' as const },
+      { label: '输出', value: totalOutput > 0 ? formatTokens(totalOutput) : '—', tone: 'success' as const },
+      { label: '缓存', value: formatTokens(summary?.cachedTokens ?? 0), tone: (summary?.cachedTokens ?? 0) > 0 ? 'success' as const : 'normal' as const },
     ]
   }
 
@@ -307,6 +389,9 @@ export function useDashboard(): {
     accountUsage,
     serviceStatuses,
     eventLogs,
+    poolSummary,
+    capacityInfo,
+    rotationStrategy,
     refresh: loadDashboardData,
   }
 }
diff --git a/web/src/views/dashboard/types.ts b/web/src/views/dashboard/types.ts
index 1a1cac52a..2f744d9e0 100644
--- a/web/src/views/dashboard/types.ts
+++ b/web/src/views/dashboard/types.ts
@@ -21,6 +21,7 @@ export interface TrendPoint {
   requests: number
   tokens: number
   errors: number
+  latency: number
 }
 
 export interface TrendSummaryItem {
@@ -59,3 +60,33 @@ export interface EventLogItem {
   latency: string
   tone: SemanticTone
 }
+
+export interface AccountPoolSummary {
+  total: number
+  active: number
+  expired: number
+  quotaExhausted: number
+  refreshing: number
+  disabled: number
+  banned: number
+}
+
+export interface AccountCapacityInfo {
+  maxConcurrentPerAccount: number
+  totalSlots: number
+  usedSlots: number
+  availableSlots: number
+}
+
+export interface AccountStatusRow {
+  label: string
+  description: string
+  value: string
+  tone: SemanticTone
+  icon: Component
+}
+
+export interface ScheduleStat {
+  label: string
+  value: string
+}
diff --git a/web/src/views/settings/SettingsView.vue b/web/src/views/settings/SettingsView.vue
index c81c77821..c783f7773 100644
--- a/web/src/views/settings/SettingsView.vue
+++ b/web/src/views/settings/SettingsView.vue
@@ -19,26 +19,21 @@ const loading = ref(true)
 const saving = ref(false)
 
 const form = ref<Settings>({
-  logging: {
-    enabled: true,
-    level: 'info',
-  },
-  quota: {
-    warningThresholds: {
-      requestsRemaining: 1000,
-      tokensRemaining: 100000,
-    },
-  },
+  defaultModel: '',
+  refreshEnabled: true,
+  maxConcurrentPerAccount: 3,
+  requestIntervalMs: 0,
+  rotationStrategy: 'least_used',
+  quotaWarningThresholds: { primary: [], secondary: [] },
+  quotaSkipExhausted: false,
+  logsEnabled: true,
+  logsCapacity: 5000,
 })
 
-const requestsThreshold = ref('1000')
-const tokensThreshold = ref('100000')
-
-const logLevelOptions = [
-  { label: 'Debug', value: 'debug' },
-  { label: 'Info', value: 'info' },
-  { label: 'Warning', value: 'warning' },
-  { label: 'Error', value: 'error' },
+const rotationOptions = [
+  { label: '最少使用优先', value: 'least_used' },
+  { label: '轮询', value: 'round_robin' },
+  { label: '随机', value: 'random' },
 ]
 
 async function loadSettings() {
@@ -46,8 +41,6 @@ async function loadSettings() {
     loading.value = true
     const data = await getSettings()
     form.value = data
-    requestsThreshold.value = String(data.quota.warningThresholds.requestsRemaining)
-    tokensThreshold.value = String(data.quota.warningThresholds.tokensRemaining)
   } catch (error: any) {
     toast.error(error.message || '加载失败')
   } finally {
@@ -58,12 +51,18 @@ async function loadSettings() {
 async function handleSave() {
   try {
     saving.value = true
-
-    // 转换字符串为数字
-    form.value.quota.warningThresholds.requestsRemaining = parseInt(requestsThreshold.value) || 0
-    form.value.quota.warningThresholds.tokensRemaining = parseInt(tokensThreshold.value) || 0
-
-    await updateSettings(form.value)
+    const patch: Partial<Settings> = {
+      defaultModel: form.value.defaultModel,
+      refreshEnabled: form.value.refreshEnabled,
+      maxConcurrentPerAccount: form.value.maxConcurrentPerAccount,
+      requestIntervalMs: form.value.requestIntervalMs,
+      rotationStrategy: form.value.rotationStrategy,
+      quotaWarningThresholds: form.value.quotaWarningThresholds,
+      quotaSkipExhausted: form.value.quotaSkipExhausted,
+      logsEnabled: form.value.logsEnabled,
+      logsCapacity: form.value.logsCapacity,
+    }
+    await updateSettings(patch)
     toast.success('设置已保存')
   } catch (error: any) {
     toast.error(error.message || '保存失败')
@@ -95,114 +94,87 @@ onMounted(() => {
     <BaseSpinner v-if="loading" class="mt-20" />
 
     <div v-else class="mt-6 grid gap-6 max-w-4xl">
-      <!-- 日志配置 -->
+      <!-- 模型配置 -->
       <BaseCard>
-        <div class="flex items-center justify-between mb-5">
-          <div>
-            <h2 class="m-0 text-[20px] font-bold text-(--cp-text-primary)">
-              日志配置
-            </h2>
-            <p class="mt-1 m-0 text-[13px] text-(--cp-text-secondary)">
-              控制系统日志记录行为
-            </p>
-          </div>
+        <h2 class="m-0 text-[20px] font-bold text-(--cp-text-primary) mb-5">模型配置</h2>
+        <div>
+          <label class="block text-[14px] font-medium text-(--cp-text-primary) mb-2">默认模型</label>
+          <BaseInput v-model="form.defaultModel" class="w-64" />
         </div>
+      </BaseCard>
 
+      <!-- 调度配置 -->
+      <BaseCard>
+        <h2 class="m-0 text-[20px] font-bold text-(--cp-text-primary) mb-5">调度配置</h2>
         <div class="grid gap-5">
+          <div>
+            <label class="block text-[14px] font-medium text-(--cp-text-primary) mb-2">单账号最大并发</label>
+            <BaseInput v-model.number="form.maxConcurrentPerAccount" type="number" class="w-48" />
+          </div>
+          <div>
+            <label class="block text-[14px] font-medium text-(--cp-text-primary) mb-2">请求间隔 (ms)</label>
+            <BaseInput v-model.number="form.requestIntervalMs" type="number" class="w-48" />
+          </div>
+          <div>
+            <label class="block text-[14px] font-medium text-(--cp-text-primary) mb-2">轮换策略</label>
+            <BaseSelect v-model="form.rotationStrategy" :options="rotationOptions" class="w-48" />
+          </div>
           <div class="flex items-center justify-between">
             <div>
-              <label class="block text-[14px] font-medium text-(--cp-text-primary) mb-1">
-                启用日志记录
-              </label>
-              <p class="m-0 text-[13px] text-(--cp-text-secondary)">
-                记录系统运行事件和错误
-              </p>
+              <label class="block text-[14px] font-medium text-(--cp-text-primary) mb-1">跳过配额耗尽账号</label>
+              <p class="m-0 text-[13px] text-(--cp-text-secondary)">调度时自动跳过已触发配额的账号</p>
             </div>
             <label class="relative inline-flex items-center cursor-pointer">
-              <input
-                v-model="form.logging.enabled"
-                type="checkbox"
-                class="sr-only peer"
-              >
+              <input v-model="form.quotaSkipExhausted" type="checkbox" class="sr-only peer">
               <div class="w-11 h-6 bg-gray-200 peer-focus:outline-none peer-focus:ring-4 peer-focus:ring-blue-300 rounded-full peer peer-checked:after:translate-x-full rtl:peer-checked:after:-translate-x-full peer-checked:after:border-white after:content-[''] after:absolute after:top-[2px] after:start-[2px] after:bg-white after:border-gray-300 after:border after:rounded-full after:h-5 after:w-5 after:transition-all peer-checked:bg-blue-600" />
             </label>
           </div>
-
-          <div>
-            <label class="block text-[14px] font-medium text-(--cp-text-primary) mb-2">
-              日志级别
-            </label>
-            <BaseSelect
-              v-model="form.logging.level"
-              :options="logLevelOptions"
-              class="w-48"
-            />
-          </div>
         </div>
       </BaseCard>
 
-      <!-- 配额设置 -->
+      <!-- 日志配置 -->
       <BaseCard>
-        <div class="flex items-center justify-between mb-5">
+        <h2 class="m-0 text-[20px] font-bold text-(--cp-text-primary) mb-5">日志配置</h2>
+        <div class="grid gap-5">
+          <div class="flex items-center justify-between">
+            <div>
+              <label class="block text-[14px] font-medium text-(--cp-text-primary) mb-1">启用日志记录</label>
+              <p class="m-0 text-[13px] text-(--cp-text-secondary)">记录系统运行事件和错误</p>
+            </div>
+            <label class="relative inline-flex items-center cursor-pointer">
+              <input v-model="form.logsEnabled" type="checkbox" class="sr-only peer">
+              <div class="w-11 h-6 bg-gray-200 peer-focus:outline-none peer-focus:ring-4 peer-focus:ring-blue-300 rounded-full peer peer-checked:after:translate-x-full rtl:peer-checked:after:-translate-x-full peer-checked:after:border-white after:content-[''] after:absolute after:top-[2px] after:start-[2px] after:bg-white after:border-gray-300 after:border after:rounded-full after:h-5 after:w-5 after:transition-all peer-checked:bg-blue-600" />
+            </label>
+          </div>
           <div>
-            <h2 class="m-0 text-[20px] font-bold text-(--cp-text-primary)">
-              配额警告阈值
-            </h2>
-            <p class="mt-1 m-0 text-[13px] text-(--cp-text-secondary)">
-              配置账号配额预警参数
-            </p>
+            <label class="block text-[14px] font-medium text-(--cp-text-primary) mb-2">日志容量上限</label>
+            <BaseInput v-model.number="form.logsCapacity" type="number" class="w-48" />
           </div>
         </div>
+      </BaseCard>
 
-        <div class="grid gap-5">
+      <!-- 刷新配置 -->
+      <BaseCard>
+        <h2 class="m-0 text-[20px] font-bold text-(--cp-text-primary) mb-5">自动刷新</h2>
+        <div class="flex items-center justify-between">
           <div>
-            <label class="block text-[14px] font-medium text-(--cp-text-primary) mb-2">
-              剩余请求数阈值
-            </label>
-            <BaseInput
-              v-model="requestsThreshold"
-              type="number"
-              class="w-64"
-            />
-            <p class="mt-1.5 m-0 text-[12px] text-(--cp-text-tertiary)">
-              当账号剩余请求数低于此值时发出警告
-            </p>
-          </div>
-
-          <div>
-            <label class="block text-[14px] font-medium text-(--cp-text-primary) mb-2">
-              剩余 Tokens 阈值
-            </label>
-            <BaseInput
-              v-model="tokensThreshold"
-              type="number"
-              class="w-64"
-            />
-            <p class="mt-1.5 m-0 text-[12px] text-(--cp-text-tertiary)">
-              当账号剩余 Tokens 低于此值时发出警告
-            </p>
+            <label class="block text-[14px] font-medium text-(--cp-text-primary) mb-1">启用自动刷新</label>
+            <p class="m-0 text-[13px] text-(--cp-text-secondary)">定时刷新账号令牌和配额信息</p>
           </div>
+          <label class="relative inline-flex items-center cursor-pointer">
+            <input v-model="form.refreshEnabled" type="checkbox" class="sr-only peer">
+            <div class="w-11 h-6 bg-gray-200 peer-focus:outline-none peer-focus:ring-4 peer-focus:ring-blue-300 rounded-full peer peer-checked:after:translate-x-full rtl:peer-checked:after:-translate-x-full peer-checked:after:border-white after:content-[''] after:absolute after:top-[2px] after:start-[2px] after:bg-white after:border-gray-300 after:border after:rounded-full after:h-5 after:w-5 after:transition-all peer-checked:bg-blue-600" />
+          </label>
         </div>
       </BaseCard>
 
       <!-- 保存按钮 -->
       <div class="flex items-center gap-3">
-        <BaseButton
-          variant="primary"
-          size="md"
-          :disabled="saving"
-          @click="handleSave"
-        >
+        <BaseButton variant="primary" size="md" :disabled="saving" @click="handleSave">
           <Save class="size-4" />
           {{ saving ? '保存中...' : '保存设置' }}
         </BaseButton>
-
-        <BaseButton
-          variant="ghost"
-          size="md"
-          :disabled="loading"
-          @click="loadSettings"
-        >
+        <BaseButton variant="ghost" size="md" :disabled="loading" @click="loadSettings">
           <RefreshCw class="size-4" />
           重置
         </BaseButton>