diff --git a/frontend/src/api/endpoints/aliases.ts b/frontend/src/api/endpoints/aliases.ts
deleted file mode 100644
index bb3c076..0000000
--- a/frontend/src/api/endpoints/aliases.ts
+++ /dev/null
@@ -1,121 +0,0 @@
-/**
- * 模型别名管理 API
- */
-
-import client from '../client'
-import type { ModelMapping, ModelMappingCreate, ModelMappingUpdate } from './types'
-
-export interface ModelAlias {
-  id: string
-  alias: string
-  global_model_id: string
-  global_model_name: string | null
-  global_model_display_name: string | null
-  provider_id: string | null
-  provider_name: string | null
-  scope: 'global' | 'provider'
-  mapping_type: 'alias' | 'mapping'
-  is_active: boolean
-  created_at: string
-  updated_at: string
-}
-
-export interface CreateModelAliasRequest {
-  alias: string
-  global_model_id: string
-  provider_id?: string | null
-  mapping_type?: 'alias' | 'mapping'
-  is_active?: boolean
-}
-
-export interface UpdateModelAliasRequest {
-  alias?: string
-  global_model_id?: string
-  provider_id?: string | null
-  mapping_type?: 'alias' | 'mapping'
-  is_active?: boolean
-}
-
-function transformMapping(mapping: ModelMapping): ModelAlias {
-  return {
-    id: mapping.id,
-    alias: mapping.source_model,
-    global_model_id: mapping.target_global_model_id,
-    global_model_name: mapping.target_global_model_name,
-    global_model_display_name: mapping.target_global_model_display_name,
-    provider_id: mapping.provider_id ?? null,
-    provider_name: mapping.provider_name ?? null,
-    scope: mapping.scope,
-    mapping_type: mapping.mapping_type || 'alias',
-    is_active: mapping.is_active,
-    created_at: mapping.created_at,
-    updated_at: mapping.updated_at
-  }
-}
-
-/**
- * 获取别名列表
- */
-export async function getAliases(params?: {
-  provider_id?: string
-  global_model_id?: string
-  is_active?: boolean
-  skip?: number
-  limit?: number
-}): Promise<ModelAlias[]> {
-  const response = await client.get('/api/admin/models/mappings', {
-    params: {
-      provider_id: params?.provider_id,
-      target_global_model_id: params?.global_model_id,
-      is_active: params?.is_active,
-      skip: params?.skip,
-      limit: params?.limit
-    }
-  })
-  return (response.data as ModelMapping[]).map(transformMapping)
-}
-
-/**
- * 获取单个别名
- */
-export async function getAlias(id: string): Promise<ModelAlias> {
-  const response = await client.get(`/api/admin/models/mappings/${id}`)
-  return transformMapping(response.data)
-}
-
-/**
- * 创建别名
- */
-export async function createAlias(data: CreateModelAliasRequest): Promise<ModelAlias> {
-  const payload: ModelMappingCreate = {
-    source_model: data.alias,
-    target_global_model_id: data.global_model_id,
-    provider_id: data.provider_id ?? null,
-    mapping_type: data.mapping_type ?? 'alias',
-    is_active: data.is_active ?? true
-  }
-  const response = await client.post('/api/admin/models/mappings', payload)
-  return transformMapping(response.data)
-}
-
-/**
- * 更新别名
- */
-export async function updateAlias(id: string, data: UpdateModelAliasRequest): Promise<ModelAlias> {
-  const payload: ModelMappingUpdate = {
-    source_model: data.alias,
-    target_global_model_id: data.global_model_id,
-    provider_id: data.provider_id ?? null,
-    mapping_type: data.mapping_type,
-    is_active: data.is_active
-  }
-  const response = await client.patch(`/api/admin/models/mappings/${id}`, payload)
-  return transformMapping(response.data)
-}
-
-/**
- * 删除别名
- */
-export async function deleteAlias(id: string): Promise<void> {
-  await client.delete(`/api/admin/models/mappings/${id}`)
-}
diff --git a/frontend/src/api/endpoints/index.ts b/frontend/src/api/endpoints/index.ts
index 73e60af..df0e4a6 100644
--- a/frontend/src/api/endpoints/index.ts
+++ b/frontend/src/api/endpoints/index.ts
@@ -4,6 +4,5 @@ export * from './endpoints'
 export * from './keys'
 export * from './health'
 export * from './models'
-export * from './aliases'
 export * from './adaptive'
 export * from './global-models'
diff --git a/frontend/src/api/endpoints/models.ts b/frontend/src/api/endpoints/models.ts
index 1bffdf1..5a00f79 100644
--- a/frontend/src/api/endpoints/models.ts
+++ b/frontend/src/api/endpoints/models.ts
@@ -5,9 +5,6 @@ import type {
   ModelUpdate,
   ModelCatalogResponse,
   ProviderAvailableSourceModelsResponse,
-  UpdateModelMappingRequest,
-  UpdateModelMappingResponse,
-  DeleteModelMappingResponse
 } from './types'
 
 /**
@@ -99,27 +96,6 @@ export async function getProviderAvailableSourceModels(
   return response.data
 }
 
-/**
- * 更新目录中的模型映射
- */
-export async function updateCatalogMapping(
-  mappingId: string,
-  data: UpdateModelMappingRequest
-): Promise<UpdateModelMappingResponse> {
-  const response = await client.put(`/api/admin/models/catalog/mappings/${mappingId}`, data)
-  return response.data
-}
-
-/**
- * 删除目录中的模型映射
- */
-export async function deleteCatalogMapping(
-  mappingId: string
-): Promise<DeleteModelMappingResponse> {
-  const response = await client.delete(`/api/admin/models/catalog/mappings/${mappingId}`)
-  return response.data
-}
-
 /**
  * 批量为 Provider 关联 GlobalModels
  */
diff --git a/frontend/src/api/endpoints/types.ts b/frontend/src/api/endpoints/types.ts
index ad822d2..c069b2d 100644
--- a/frontend/src/api/endpoints/types.ts
+++ b/frontend/src/api/endpoints/types.ts
@@ -211,11 +211,17 @@ export interface ConcurrencyStatus {
   key_max_concurrent?: number
 }
 
+export interface ProviderModelAlias {
+  name: string
+  priority: number  // 优先级（数字越小优先级越高）
+}
+
 export interface Model {
   id: string
   provider_id: string
   global_model_id?: string  // 关联的 GlobalModel ID
-  provider_model_name: string  // Provider 侧的模型名称（原 name）
+  provider_model_name: string  // Provider 侧的主模型名称
+  provider_model_aliases?: ProviderModelAlias[] | null  // 模型名称别名列表（带优先级）
   // 原始配置值（可能为空，为空时使用 GlobalModel 默认值）
   price_per_request?: number | null  // 按次计费价格
   tiered_pricing?: TieredPricingConfig | null  // 阶梯计费配置
@@ -244,7 +250,8 @@ export interface Model {
 }
 
 export interface ModelCreate {
-  provider_model_name: string  // Provider 侧的模型名称（原 name）
+  provider_model_name: string  // Provider 侧的主模型名称
+  provider_model_aliases?: ProviderModelAlias[]  // 模型名称别名列表（带优先级）
   global_model_id: string  // 关联的 GlobalModel ID（必填）
   // 计费配置（可选，为空时使用 GlobalModel 默认值）
   price_per_request?: number  // 按次计费价格
@@ -261,6 +268,7 @@ export interface ModelCreate {
 
 export interface ModelUpdate {
   provider_model_name?: string
+  provider_model_aliases?: ProviderModelAlias[] | null  // 模型名称别名列表（带优先级）
   global_model_id?: string
   price_per_request?: number | null  // 按次计费价格（null 表示清空/使用默认值）
   tiered_pricing?: TieredPricingConfig | null  // 阶梯计费配置
@@ -273,21 +281,6 @@ export interface ModelUpdate {
   is_available?: boolean
 }
 
-export interface ModelMapping {
-  id: string
-  source_model: string  // 别名/源模型名
-  target_global_model_id: string  // 目标 GlobalModel ID
-  target_global_model_name: string | null
-  target_global_model_display_name: string | null
-  provider_id: string | null
-  provider_name: string | null
-  scope: 'global' | 'provider'
-  mapping_type: 'alias' | 'mapping'
-  is_active: boolean
-  created_at: string
-  updated_at: string
-}
-
 export interface ModelCapabilities {
   supports_vision: boolean
   supports_function_calling: boolean
@@ -335,7 +328,6 @@ export interface ModelCatalogItem {
   global_model_name: string  // GlobalModel.name（原 source_model）
   display_name: string  // GlobalModel.display_name
   description?: string | null  // GlobalModel.description
-  aliases: string[]  // 所有指向该 GlobalModel 的别名列表
   providers: ModelCatalogProviderDetail[]  // 支持该模型的 Provider 列表
   price_range: ModelPriceRange  // 价格区间
   total_providers: number
@@ -351,8 +343,6 @@ export interface ProviderAvailableSourceModel {
   global_model_name: string  // GlobalModel.name（原 source_model）
   display_name: string  // GlobalModel.display_name
   provider_model_name: string  // Model.provider_model_name（Provider 侧的模型名）
-  has_alias: boolean  // 是否有别名指向该 GlobalModel
-  aliases: string[]  // 别名列表
   model_id?: string | null  // Model.id
   price: ProviderModelPriceInfo
   capabilities: ModelCapabilities
@@ -371,65 +361,6 @@ export interface BatchAssignProviderConfig {
   model_id?: string
 }
 
-export interface BatchAssignModelMappingRequest {
-  global_model_id: string  // 要分配的 GlobalModel ID（原 source_model）
-  providers: BatchAssignProviderConfig[]
-}
-
-export interface BatchAssignProviderResult {
-  provider_id: string
-  mapping_id?: string | null
-  created_model: boolean
-  model_id?: string | null
-  updated: boolean
-}
-
-export interface BatchAssignError {
-  provider_id: string
-  error: string
-}
-
-export interface BatchAssignModelMappingResponse {
-  success: boolean
-  created_mappings: BatchAssignProviderResult[]
-  errors: BatchAssignError[]
-}
-
-export interface ModelMappingCreate {
-  source_model: string  // 源模型名或别名
-  target_global_model_id: string  // 目标 GlobalModel ID
-  provider_id?: string | null
-  mapping_type?: 'alias' | 'mapping'
-  is_active?: boolean
-}
-
-export interface ModelMappingUpdate {
-  source_model?: string  // 源模型名或别名
-  target_global_model_id?: string  // 目标 GlobalModel ID
-  provider_id?: string | null
-  mapping_type?: 'alias' | 'mapping'
-  is_active?: boolean
-}
-
-export interface UpdateModelMappingRequest {
-  source_model?: string
-  target_global_model_id?: string
-  provider_id?: string | null
-  mapping_type?: 'alias' | 'mapping'
-  is_active?: boolean
-}
-
-export interface UpdateModelMappingResponse {
-  success: boolean
-  mapping_id: string
-  message?: string
-}
-
-export interface DeleteModelMappingResponse {
-  success: boolean
-  message?: string
-}
-
 export interface AdaptiveStatsResponse {
   adaptive_mode: boolean
   current_limit: number | null
diff --git a/frontend/src/features/models/components/AliasDialog.vue b/frontend/src/features/models/components/AliasDialog.vue
deleted file mode 100644
index 7295141..0000000
--- a/frontend/src/features/models/components/AliasDialog.vue
+++ /dev/null
@@ -1,384 +0,0 @@
-<template>
-  <Dialog
-    :model-value="open"
-    :title="dialogTitle"
-    :description="dialogDescription"
-    :icon="dialogIcon"
-    size="md"
-    @update:model-value="handleDialogUpdate"
-  >
-    <form
-      class="space-y-4"
-      @submit.prevent="handleSubmit"
-    >
-      <!-- 模式选择（仅创建时显示） -->
-      <div
-        v-if="!isEditMode"
-        class="space-y-2"
-      >
-        <Label>创建类型 *</Label>
-        <div class="grid grid-cols-2 gap-3">
-          <button
-            type="button"
-            class="p-3 rounded-lg border-2 text-left transition-all"
-            :class="[
-              form.mapping_type === 'alias'
-                ? 'border-primary bg-primary/5'
-                : 'border-border hover:border-primary/50'
-            ]"
-            @click="form.mapping_type = 'alias'"
-          >
-            <div class="font-medium text-sm">
-              别名
-            </div>
-            <div class="text-xs text-muted-foreground mt-1">
-              名称简写，按目标模型计费
-            </div>
-          </button>
-          <button
-            type="button"
-            class="p-3 rounded-lg border-2 text-left transition-all"
-            :class="[
-              form.mapping_type === 'mapping'
-                ? 'border-primary bg-primary/5'
-                : 'border-border hover:border-primary/50'
-            ]"
-            @click="form.mapping_type = 'mapping'"
-          >
-            <div class="font-medium text-sm">
-              映射
-            </div>
-            <div class="text-xs text-muted-foreground mt-1">
-              模型降级，按源模型计费
-            </div>
-          </button>
-        </div>
-      </div>
-
-      <!-- 模式说明 -->
-      <div class="rounded-lg border border-border bg-muted/50 p-3 text-sm">
-        <p class="text-foreground font-medium mb-1">
-          {{ form.mapping_type === 'alias' ? '别名模式' : '映射模式' }}
-        </p>
-        <p class="text-muted-foreground text-xs">
-          {{ form.mapping_type === 'alias'
-            ? '用户请求此别名时，会路由到目标模型，并按目标模型价格计费。'
-            : '将源模型的请求转发到目标模型处理，按源模型价格计费。' }}
-        </p>
-      </div>
-
-      <!-- Provider 选择/作用范围 -->
-      <div
-        v-if="showProviderSelect"
-        class="space-y-2"
-      >
-        <Label>作用范围</Label>
-        <!-- 固定 Provider 时显示只读 -->
-        <div
-          v-if="fixedProvider"
-          class="px-3 py-2 border rounded-md bg-muted/50 text-sm"
-        >
-          仅 {{ fixedProvider.display_name || fixedProvider.name }}
-        </div>
-        <!-- 否则显示可选择的下拉 -->
-        <Select
-          v-else
-          v-model:open="providerSelectOpen"
-          :model-value="form.provider_id || 'global'"
-          @update:model-value="handleProviderChange"
-        >
-          <SelectTrigger class="w-full">
-            <SelectValue placeholder="选择作用范围" />
-          </SelectTrigger>
-          <SelectContent>
-            <SelectItem value="global">
-              全局（所有 Provider）
-            </SelectItem>
-            <SelectItem
-              v-for="p in providers"
-              :key="p.id"
-              :value="p.id"
-            >
-              仅 {{ p.display_name || p.name }}
-            </SelectItem>
-          </SelectContent>
-        </Select>
-      </div>
-
-      <!-- 别名模式：别名名称 -->
-      <div
-        v-if="form.mapping_type === 'alias'"
-        class="space-y-2"
-      >
-        <Label for="alias-name">别名名称 *</Label>
-        <Input
-          id="alias-name"
-          v-model="form.alias"
-          placeholder="如：sonnet, opus"
-          :disabled="isEditMode"
-          required
-        />
-        <p class="text-xs text-muted-foreground">
-          {{ isEditMode ? '创建后不可修改' : '用户将使用此名称请求模型' }}
-        </p>
-      </div>
-
-      <!-- 映射模式：选择源模型 -->
-      <div
-        v-else
-        class="space-y-2"
-      >
-        <Label>源模型 (用户请求的模型) *</Label>
-        <Select
-          v-model:open="sourceModelSelectOpen"
-          :model-value="form.alias"
-          :disabled="isEditMode"
-          @update:model-value="form.alias = $event"
-        >
-          <SelectTrigger
-            class="w-full"
-            :class="{ 'opacity-50': isEditMode }"
-          >
-            <SelectValue placeholder="请选择源模型" />
-          </SelectTrigger>
-          <SelectContent>
-            <SelectItem
-              v-for="model in availableSourceModels"
-              :key="model.id"
-              :value="model.name"
-            >
-              {{ model.display_name }} ({{ model.name }})
-            </SelectItem>
-          </SelectContent>
-        </Select>
-        <p class="text-xs text-muted-foreground">
-          {{ isEditMode ? '创建后不可修改' : '选择要被映射的源模型，计费将按此模型价格' }}
-        </p>
-      </div>
-
-      <!-- 目标模型选择 -->
-      <div class="space-y-2">
-        <Label>
-          {{ form.mapping_type === 'alias' ? '目标模型 *' : '目标模型 (实际处理请求) *' }}
-        </Label>
-        <!-- 固定目标模型时显示只读信息 -->
-        <div
-          v-if="fixedTargetModel"
-          class="px-3 py-2 border rounded-md bg-muted/50"
-        >
-          <span class="font-medium">{{ fixedTargetModel.display_name }}</span>
-          <span class="text-muted-foreground ml-1">({{ fixedTargetModel.name }})</span>
-        </div>
-        <!-- 否则显示下拉选择 -->
-        <Select
-          v-else
-          v-model:open="targetModelSelectOpen"
-          :model-value="form.global_model_id"
-          @update:model-value="form.global_model_id = $event"
-        >
-          <SelectTrigger class="w-full">
-            <SelectValue placeholder="请选择模型" />
-          </SelectTrigger>
-          <SelectContent>
-            <SelectItem
-              v-for="model in availableTargetModels"
-              :key="model.id"
-              :value="model.id"
-            >
-              {{ model.display_name }} ({{ model.name }})
-            </SelectItem>
-          </SelectContent>
-        </Select>
-      </div>
-    </form>
-
-    <template #footer>
-      <Button
-        type="button"
-        variant="outline"
-        @click="handleCancel"
-      >
-        取消
-      </Button>
-      <Button
-        :disabled="submitting"
-        @click="handleSubmit"
-      >
-        <Loader2
-          v-if="submitting"
-          class="w-4 h-4 mr-2 animate-spin"
-        />
-        {{ isEditMode ? '保存' : '创建' }}
-      </Button>
-    </template>
-  </Dialog>
-</template>
-
-<script setup lang="ts">
-import { ref, computed } from 'vue'
-import { Loader2, Tag, SquarePen } from 'lucide-vue-next'
-import { Dialog, Select, SelectTrigger, SelectValue, SelectContent, SelectItem } from '@/components/ui'
-import Button from '@/components/ui/button.vue'
-import Input from '@/components/ui/input.vue'
-import Label from '@/components/ui/label.vue'
-import { useToast } from '@/composables/useToast'
-import { useFormDialog } from '@/composables/useFormDialog'
-import type { ModelAlias, CreateModelAliasRequest, UpdateModelAliasRequest } from '@/api/endpoints/aliases'
-import type { GlobalModelResponse } from '@/api/global-models'
-
-export interface ProviderOption {
-  id: string
-  name: string
-  display_name?: string
-}
-
-interface AliasFormData {
-  alias: string
-  global_model_id: string
-  provider_id: string | null
-  mapping_type: 'alias' | 'mapping'
-  is_active: boolean
-}
-
-const props = withDefaults(defineProps<{
-  open: boolean
-  editingAlias?: ModelAlias | null
-  globalModels: GlobalModelResponse[]
-  providers?: ProviderOption[]
-  fixedTargetModel?: GlobalModelResponse | null  // 用于从模型详情抽屉打开时固定目标模型
-  fixedProvider?: ProviderOption | null  // 用于 Provider 特定别名固定 Provider
-  showProviderSelect?: boolean  // 是否显示 Provider 选择（默认 true）
-}>(), {
-  editingAlias: null,
-  providers: () => [],
-  fixedTargetModel: null,
-  fixedProvider: null,
-  showProviderSelect: true
-})
-
-const emit = defineEmits<{
-  'update:open': [value: boolean]
-  'submit': [data: CreateModelAliasRequest | UpdateModelAliasRequest, isEdit: boolean]
-}>()
-
-const { error: showError } = useToast()
-
-// 状态
-const submitting = ref(false)
-const providerSelectOpen = ref(false)
-const sourceModelSelectOpen = ref(false)
-const targetModelSelectOpen = ref(false)
-const form = ref<AliasFormData>({
-  alias: '',
-  global_model_id: '',
-  provider_id: null,
-  mapping_type: 'alias',
-  is_active: true,
-})
-
-// 处理 Provider 选择变化
-function handleProviderChange(value: string) {
-  form.value.provider_id = value === 'global' ? null : value
-}
-
-// 重置表单
-function resetForm() {
-  form.value = {
-    alias: '',
-    global_model_id: props.fixedTargetModel?.id || '',
-    provider_id: props.fixedProvider?.id || null,
-    mapping_type: 'alias',
-    is_active: true,
-  }
-}
-
-// 加载别名数据（编辑模式）
-function loadAliasData() {
-  if (!props.editingAlias) return
-  form.value = {
-    alias: props.editingAlias.alias,
-    global_model_id: props.editingAlias.global_model_id,
-    provider_id: props.editingAlias.provider_id,
-    mapping_type: props.editingAlias.mapping_type || 'alias',
-    is_active: props.editingAlias.is_active,
-  }
-}
-
-// 使用 useFormDialog 统一处理对话框逻辑
-const { isEditMode, handleDialogUpdate, handleCancel } = useFormDialog({
-  isOpen: () => props.open,
-  entity: () => props.editingAlias,
-  isLoading: submitting,
-  onClose: () => emit('update:open', false),
-  loadData: loadAliasData,
-  resetForm,
-})
-
-// 对话框标题
-const dialogTitle = computed(() => {
-  if (isEditMode.value) {
-    return form.value.mapping_type === 'mapping' ? '编辑映射' : '编辑别名'
-  }
-  if (props.fixedProvider) {
-    return `创建 ${props.fixedProvider.display_name || props.fixedProvider.name} 特定别名/映射`
-  }
-  return '创建别名/映射'
-})
-
-// 对话框描述
-const dialogDescription = computed(() => {
-  if (isEditMode.value) {
-    return form.value.mapping_type === 'mapping' ? '修改模型映射配置' : '修改别名设置'
-  }
-  return '为模型创建别名或映射规则'
-})
-
-// 对话框图标
-const dialogIcon = computed(() => isEditMode.value ? SquarePen : Tag)
-
-// 映射模式下可选的源模型（排除已选择的目标模型）
-const availableSourceModels = computed(() => {
-  return props.globalModels.filter(m => m.id !== form.value.global_model_id)
-})
-
-// 可选的目标模型（映射模式下排除已选择的源模型）
-const availableTargetModels = computed(() => {
-  if (form.value.mapping_type === 'mapping' && form.value.alias) {
-    // 找到源模型对应的 GlobalModel
-    const sourceModel = props.globalModels.find(m => m.name === form.value.alias)
-    if (sourceModel) {
-      return props.globalModels.filter(m => m.id !== sourceModel.id)
-    }
-  }
-  return props.globalModels
-})
-
-// 提交表单
-async function handleSubmit() {
-  if (!form.value.alias) {
-    showError(form.value.mapping_type === 'alias' ? '请输入别名名称' : '请选择源模型', '错误')
-    return
-  }
-
-  const targetModelId = props.fixedTargetModel?.id || form.value.global_model_id
-  if (!targetModelId) {
-    showError('请选择目标模型', '错误')
-    return
-  }
-
-  submitting.value = true
-  try {
-    const data: CreateModelAliasRequest | UpdateModelAliasRequest = {
-      alias: form.value.alias,
-      global_model_id: targetModelId,
-      provider_id: props.fixedProvider?.id || form.value.provider_id,
-      mapping_type: form.value.mapping_type,
-      is_active: form.value.is_active,
-    }
-
-    emit('submit', data, !!props.editingAlias)
-  } finally {
-    submitting.value = false
-  }
-}
-</script>
diff --git a/frontend/src/features/models/components/ModelDetailDrawer.vue b/frontend/src/features/models/components/ModelDetailDrawer.vue
index 89582de..1522491 100644
--- a/frontend/src/features/models/components/ModelDetailDrawer.vue
+++ b/frontend/src/features/models/components/ModelDetailDrawer.vue
@@ -104,19 +104,6 @@
                 <span class="hidden sm:inline">关联提供商</span>
                 <span class="sm:hidden">提供商</span>
               </button>
-              <button
-                type="button"
-                class="flex-1 px-2 sm:px-4 py-2 text-xs sm:text-sm font-medium rounded-md transition-all duration-200"
-                :class="[
-                  detailTab === 'aliases'
-                    ? 'bg-primary text-primary-foreground shadow-sm'
-                    : 'text-muted-foreground hover:text-foreground hover:bg-background/50'
-                ]"
-                @click="detailTab = 'aliases'"
-              >
-                <span class="hidden sm:inline">别名/映射</span>
-                <span class="sm:hidden">别名</span>
-              </button>
             </div>
 
             <!-- Tab 内容 -->
@@ -684,236 +671,6 @@
                 </div>
               </Card>
             </div>
-
-            <!-- Tab 3: 别名 -->
-            <div v-show="detailTab === 'aliases'">
-              <Card class="overflow-hidden">
-                <!-- 标题栏 -->
-                <div class="px-4 py-3 border-b border-border/60">
-                  <div class="flex items-center justify-between gap-4">
-                    <div>
-                      <h4 class="text-sm font-semibold">
-                        别名与映射
-                      </h4>
-                    </div>
-                    <div class="flex items-center gap-2">
-                      <Button
-                        variant="ghost"
-                        size="icon"
-                        class="h-8 w-8"
-                        title="添加别名/映射"
-                        @click="$emit('addAlias')"
-                      >
-                        <Plus class="w-3.5 h-3.5" />
-                      </Button>
-                      <Button
-                        variant="ghost"
-                        size="icon"
-                        class="h-8 w-8"
-                        title="刷新"
-                        @click="$emit('refreshAliases')"
-                      >
-                        <RefreshCw
-                          class="w-3.5 h-3.5"
-                          :class="loadingAliases ? 'animate-spin' : ''"
-                        />
-                      </Button>
-                    </div>
-                  </div>
-                </div>
-
-                <!-- 表格内容 -->
-                <div
-                  v-if="loadingAliases"
-                  class="flex items-center justify-center py-12"
-                >
-                  <Loader2 class="w-6 h-6 animate-spin text-primary" />
-                </div>
-
-                <template v-else-if="aliases.length > 0">
-                  <!-- 桌面端表格 -->
-                  <Table class="hidden sm:table">
-                  <TableHeader>
-                    <TableRow class="border-b border-border/60 hover:bg-transparent">
-                      <TableHead class="h-10 font-semibold">
-                        别名
-                      </TableHead>
-                      <TableHead class="w-[80px] h-10 font-semibold">
-                        类型
-                      </TableHead>
-                      <TableHead class="w-[100px] h-10 font-semibold">
-                        作用域
-                      </TableHead>
-                      <TableHead class="w-[100px] h-10 font-semibold text-center">
-                        操作
-                      </TableHead>
-                    </TableRow>
-                  </TableHeader>
-                  <TableBody>
-                    <TableRow
-                      v-for="alias in aliases"
-                      :key="alias.id"
-                      class="border-b border-border/40 hover:bg-muted/30 transition-colors"
-                    >
-                      <TableCell class="py-3">
-                        <div class="flex items-center gap-2">
-                          <span
-                            class="w-2 h-2 rounded-full shrink-0"
-                            :class="alias.is_active ? 'bg-green-500' : 'bg-gray-300'"
-                            :title="alias.is_active ? '活跃' : '停用'"
-                          />
-                          <code class="text-sm font-medium bg-muted px-1.5 py-0.5 rounded">{{ alias.alias }}</code>
-                        </div>
-                      </TableCell>
-                      <TableCell class="py-3">
-                        <Badge
-                          variant="secondary"
-                          class="text-xs"
-                        >
-                          {{ alias.mapping_type === 'mapping' ? '映射' : '别名' }}
-                        </Badge>
-                      </TableCell>
-                      <TableCell class="py-3">
-                        <Badge
-                          v-if="alias.provider_id"
-                          variant="outline"
-                          class="text-xs truncate max-w-[90px]"
-                          :title="alias.provider_name || 'Provider'"
-                        >
-                          {{ alias.provider_name || 'Provider' }}
-                        </Badge>
-                        <Badge
-                          v-else
-                          variant="default"
-                          class="text-xs"
-                        >
-                          全局
-                        </Badge>
-                      </TableCell>
-                      <TableCell class="py-3 text-center">
-                        <div class="flex items-center justify-center gap-0.5">
-                          <Button
-                            variant="ghost"
-                            size="icon"
-                            class="h-7 w-7"
-                            title="编辑"
-                            @click="$emit('editAlias', alias)"
-                          >
-                            <Edit class="w-3.5 h-3.5" />
-                          </Button>
-                          <Button
-                            variant="ghost"
-                            size="icon"
-                            class="h-7 w-7"
-                            :title="alias.is_active ? '停用' : '启用'"
-                            @click="$emit('toggleAliasStatus', alias)"
-                          >
-                            <Power class="w-3.5 h-3.5" />
-                          </Button>
-                          <Button
-                            variant="ghost"
-                            size="icon"
-                            class="h-7 w-7"
-                            title="删除"
-                            @click="$emit('deleteAlias', alias)"
-                          >
-                            <Trash2 class="w-3.5 h-3.5" />
-                          </Button>
-                        </div>
-                      </TableCell>
-                    </TableRow>
-                  </TableBody>
-                  </Table>
-
-                  <!-- 移动端卡片列表 -->
-                  <div class="sm:hidden divide-y divide-border/40">
-                  <div
-                    v-for="alias in aliases"
-                    :key="alias.id"
-                    class="p-4 space-y-2"
-                  >
-                    <div class="flex items-start justify-between gap-3">
-                      <div class="flex items-center gap-2 min-w-0 flex-1">
-                        <span
-                          class="w-2 h-2 rounded-full shrink-0"
-                          :class="alias.is_active ? 'bg-green-500' : 'bg-gray-300'"
-                        />
-                        <code class="text-sm font-medium bg-muted px-1.5 py-0.5 rounded truncate">{{ alias.alias }}</code>
-                      </div>
-                      <div class="flex items-center gap-1 shrink-0">
-                        <Button
-                          variant="ghost"
-                          size="icon"
-                          class="h-7 w-7"
-                          @click="$emit('editAlias', alias)"
-                        >
-                          <Edit class="w-3.5 h-3.5" />
-                        </Button>
-                        <Button
-                          variant="ghost"
-                          size="icon"
-                          class="h-7 w-7"
-                          @click="$emit('toggleAliasStatus', alias)"
-                        >
-                          <Power class="w-3.5 h-3.5" />
-                        </Button>
-                        <Button
-                          variant="ghost"
-                          size="icon"
-                          class="h-7 w-7"
-                          @click="$emit('deleteAlias', alias)"
-                        >
-                          <Trash2 class="w-3.5 h-3.5" />
-                        </Button>
-                      </div>
-                    </div>
-                    <div class="flex items-center gap-2">
-                      <Badge
-                        variant="secondary"
-                        class="text-xs"
-                      >
-                        {{ alias.mapping_type === 'mapping' ? '映射' : '别名' }}
-                      </Badge>
-                      <Badge
-                        v-if="alias.provider_id"
-                        variant="outline"
-                        class="text-xs truncate max-w-[120px]"
-                      >
-                        {{ alias.provider_name || 'Provider' }}
-                      </Badge>
-                      <Badge
-                        v-else
-                        variant="default"
-                        class="text-xs"
-                      >
-                        全局
-                      </Badge>
-                    </div>
-                  </div>
-                  </div>
-                </template>
-
-                <div
-                  v-else
-                  class="text-center py-12"
-                >
-                  <!-- 空状态 -->
-                  <Tag class="w-12 h-12 mx-auto text-muted-foreground/30 mb-3" />
-                  <p class="text-sm text-muted-foreground">
-                    暂无别名或映射
-                  </p>
-                  <Button
-                    size="sm"
-                    variant="outline"
-                    class="mt-4"
-                    @click="$emit('addAlias')"
-                  >
-                    <Plus class="w-4 h-4 mr-1" />
-                    添加别名/映射
-                  </Button>
-                </div>
-              </Card>
-            </div>
           </div>
         </Card>
       </div>
@@ -931,7 +688,6 @@ import {
   Zap,
   Image,
   Building2,
-  Tag,
   Plus,
   Edit,
   Trash2,
@@ -955,13 +711,11 @@ import TableCell from '@/components/ui/table-cell.vue'
 
 // 使用外部类型定义
 import type { GlobalModelResponse } from '@/api/global-models'
-import type { ModelAlias } from '@/api/endpoints/aliases'
 import type { TieredPricingConfig, PricingTier } from '@/api/endpoints/types'
 import type { CapabilityDefinition } from '@/api/endpoints'
 
 const props = withDefaults(defineProps<Props>(), {
   loadingProviders: false,
-  loadingAliases: false,
   hasBlockingDialogOpen: false,
 })
 const emit = defineEmits<{
@@ -973,11 +727,6 @@ const emit = defineEmits<{
   'deleteProvider': [provider: any]
   'toggleProviderStatus': [provider: any]
   'refreshProviders': []
-  'addAlias': []
-  'editAlias': [alias: ModelAlias]
-  'toggleAliasStatus': [alias: ModelAlias]
-  'deleteAlias': [alias: ModelAlias]
-  'refreshAliases': []
 }>()
 const { success: showSuccess, error: showError } = useToast()
 
@@ -985,9 +734,7 @@ interface Props {
   model: GlobalModelResponse | null
   open: boolean
   providers: any[]
-  aliases: ModelAlias[]
   loadingProviders?: boolean
-  loadingAliases?: boolean
   hasBlockingDialogOpen?: boolean
   capabilities?: CapabilityDefinition[]
 }
diff --git a/frontend/src/features/models/components/index.ts b/frontend/src/features/models/components/index.ts
index 8c99577..7b91cfc 100644
--- a/frontend/src/features/models/components/index.ts
+++ b/frontend/src/features/models/components/index.ts
@@ -1,4 +1,3 @@
 export { default as GlobalModelFormDialog } from './GlobalModelFormDialog.vue'
-export { default as AliasDialog } from './AliasDialog.vue'
 export { default as ModelDetailDrawer } from './ModelDetailDrawer.vue'
 export { default as TieredPricingEditor } from './TieredPricingEditor.vue'
diff --git a/frontend/src/features/providers/components/ProviderDetailDrawer.vue b/frontend/src/features/providers/components/ProviderDetailDrawer.vue
index 611f39e..6cd9c59 100644
--- a/frontend/src/features/providers/components/ProviderDetailDrawer.vue
+++ b/frontend/src/features/providers/components/ProviderDetailDrawer.vue
@@ -526,14 +526,7 @@
                 @edit-model="handleEditModel"
                 @delete-model="handleDeleteModel"
                 @batch-assign="handleBatchAssign"
-              />
-
-              <!-- 模型映射 -->
-              <MappingsTab
-                v-if="provider"
-                :key="`mappings-${provider.id}`"
-                :provider="provider"
-                @refresh="handleRelatedDataRefresh"
+                @manage-alias="handleManageAlias"
               />
             </div>
           </template>
@@ -636,6 +629,16 @@
     @update:open="batchAssignDialogOpen = $event"
     @changed="handleBatchAssignChanged"
   />
+
+  <!-- 模型别名管理对话框 -->
+  <ModelAliasDialog
+    v-if="open && provider"
+    :open="aliasDialogOpen"
+    :provider-id="provider.id"
+    :model="aliasEditingModel"
+    @update:open="aliasDialogOpen = $event"
+    @saved="handleAliasSaved"
+  />
 </template>
 
 <script setup lang="ts">
@@ -663,9 +666,9 @@ import { getProvider, getProviderEndpoints } from '@/api/endpoints'
 import {
   KeyFormDialog,
   KeyAllowedModelsDialog,
-  MappingsTab,
   ModelsTab,
-  BatchAssignModelsDialog
+  BatchAssignModelsDialog,
+  ModelAliasDialog
 } from '@/features/providers/components'
 import EndpointFormDialog from '@/features/providers/components/EndpointFormDialog.vue'
 import ProviderModelFormDialog from '@/features/providers/components/ProviderModelFormDialog.vue'
@@ -734,6 +737,10 @@ const deleteModelConfirmOpen = ref(false)
 const modelToDelete = ref<Model | null>(null)
 const batchAssignDialogOpen = ref(false)
 
+// 别名管理相关状态
+const aliasDialogOpen = ref(false)
+const aliasEditingModel = ref<Model | null>(null)
+
 // 拖动排序相关状态
 const dragState = ref({
   isDragging: false,
@@ -755,7 +762,8 @@ const hasBlockingDialogOpen = computed(() =>
   deleteKeyConfirmOpen.value ||
   modelFormDialogOpen.value ||
   deleteModelConfirmOpen.value ||
-  batchAssignDialogOpen.value
+  batchAssignDialogOpen.value ||
+  aliasDialogOpen.value
 )
 
 // 监听 providerId 变化
@@ -784,6 +792,7 @@ watch(() => props.open, (newOpen) => {
     keyAllowedModelsDialogOpen.value = false
     deleteKeyConfirmOpen.value = false
     batchAssignDialogOpen.value = false
+    aliasDialogOpen.value = false
 
     // 重置临时数据
     endpointToEdit.value = null
@@ -1021,6 +1030,19 @@ async function handleBatchAssignChanged() {
   emit('refresh')
 }
 
+// 处理管理别名 - 打开别名对话框
+function handleManageAlias(model: Model) {
+  aliasEditingModel.value = model
+  aliasDialogOpen.value = true
+}
+
+// 处理别名保存完成
+async function handleAliasSaved() {
+  aliasEditingModel.value = null
+  await loadProvider()
+  emit('refresh')
+}
+
 // 处理模型保存完成
 async function handleModelSaved() {
   editingModel.value = null
diff --git a/frontend/src/features/providers/components/index.ts b/frontend/src/features/providers/components/index.ts
index 7fee2e2..b8c1974 100644
--- a/frontend/src/features/providers/components/index.ts
+++ b/frontend/src/features/providers/components/index.ts
@@ -7,6 +7,6 @@ export { default as ProviderModelFormDialog } from './ProviderModelFormDialog.vu
 export { default as ProviderDetailDrawer } from './ProviderDetailDrawer.vue'
 export { default as EndpointHealthTimeline } from './EndpointHealthTimeline.vue'
 export { default as BatchAssignModelsDialog } from './BatchAssignModelsDialog.vue'
+export { default as ModelAliasDialog } from './ModelAliasDialog.vue'
 
-export { default as MappingsTab } from './provider-tabs/MappingsTab.vue'
 export { default as ModelsTab } from './provider-tabs/ModelsTab.vue'
diff --git a/frontend/src/features/providers/components/provider-tabs/MappingsTab.vue b/frontend/src/features/providers/components/provider-tabs/MappingsTab.vue
deleted file mode 100644
index a864461..0000000
--- a/frontend/src/features/providers/components/provider-tabs/MappingsTab.vue
+++ /dev/null
@@ -1,310 +0,0 @@
-<template>
-  <Card class="overflow-hidden">
-    <!-- 标题头部 -->
-    <div class="p-4 border-b border-border/60">
-      <div class="flex items-center justify-between">
-        <div class="flex items-center gap-2">
-          <h3 class="text-sm font-semibold leading-none">
-            别名与映射管理
-          </h3>
-        </div>
-        <Button
-          v-if="!hideAddButton"
-          variant="outline"
-          size="sm"
-          class="h-8"
-          @click="openCreateDialog"
-        >
-          <Plus class="w-3.5 h-3.5 mr-1.5" />
-          创建别名/映射
-        </Button>
-      </div>
-    </div>
-
-    <!-- 加载状态 -->
-    <div
-      v-if="loading"
-      class="flex items-center justify-center py-12"
-    >
-      <div class="animate-spin rounded-full h-8 w-8 border-b-2 border-primary" />
-    </div>
-
-    <!-- 别名列表 -->
-    <div
-      v-else-if="mappings.length > 0"
-      class="overflow-x-auto"
-    >
-      <table class="w-full text-sm">
-        <thead class="bg-muted/50 text-xs uppercase tracking-wide text-muted-foreground">
-          <tr>
-            <th class="text-left px-4 py-3 font-semibold">
-              名称
-            </th>
-            <th class="text-left px-4 py-3 font-semibold w-24">
-              类型
-            </th>
-            <th class="text-left px-4 py-3 font-semibold">
-              指向模型
-            </th>
-            <th
-              v-if="!hideAddButton"
-              class="px-4 py-3 font-semibold w-28 text-center"
-            >
-              操作
-            </th>
-          </tr>
-        </thead>
-        <tbody>
-          <tr
-            v-for="mapping in mappings"
-            :key="mapping.id"
-            class="border-b border-border/40 last:border-b-0 hover:bg-muted/30 transition-colors"
-          >
-            <td class="px-4 py-3">
-              <div class="flex items-center gap-2">
-                <!-- 状态指示灯 -->
-                <span
-                  class="w-2 h-2 rounded-full shrink-0"
-                  :class="mapping.is_active ? 'bg-green-500' : 'bg-gray-300'"
-                  :title="mapping.is_active ? '活跃' : '停用'"
-                />
-                <span class="font-mono">{{ mapping.alias }}</span>
-              </div>
-            </td>
-            <td class="px-4 py-3">
-              <Badge
-                variant="secondary"
-                class="text-xs"
-              >
-                {{ mapping.mapping_type === 'mapping' ? '映射' : '别名' }}
-              </Badge>
-            </td>
-            <td class="px-4 py-3">
-              {{ mapping.global_model_display_name || mapping.global_model_name }}
-            </td>
-            <td
-              v-if="!hideAddButton"
-              class="px-4 py-3"
-            >
-              <div class="flex justify-center gap-1.5">
-                <Button
-                  variant="ghost"
-                  size="icon"
-                  class="h-8 w-8"
-                  title="编辑"
-                  @click="openEditDialog(mapping)"
-                >
-                  <Edit class="w-3.5 h-3.5" />
-                </Button>
-                <Button
-                  variant="ghost"
-                  size="icon"
-                  class="h-8 w-8"
-                  :disabled="togglingId === mapping.id"
-                  :title="mapping.is_active ? '点击停用' : '点击启用'"
-                  @click="toggleActive(mapping)"
-                >
-                  <Power class="w-3.5 h-3.5" />
-                </Button>
-                <Button
-                  variant="ghost"
-                  size="icon"
-                  class="h-8 w-8 text-destructive hover:text-destructive"
-                  title="删除"
-                  @click="confirmDelete(mapping)"
-                >
-                  <Trash2 class="w-3.5 h-3.5" />
-                </Button>
-              </div>
-            </td>
-          </tr>
-        </tbody>
-      </table>
-    </div>
-
-    <!-- 空状态 -->
-    <div
-      v-else
-      class="p-8 text-center text-muted-foreground"
-    >
-      <ArrowLeftRight class="w-12 h-12 mx-auto mb-3 opacity-50" />
-      <p class="text-sm">
-        暂无特定别名/映射
-      </p>
-      <p class="text-xs mt-1">
-        点击上方按钮添加
-      </p>
-    </div>
-  </Card>
-
-  <!-- 使用共享的 AliasDialog 组件 -->
-  <AliasDialog
-    :open="dialogOpen"
-    :editing-alias="editingAlias"
-    :global-models="availableModels"
-    :fixed-provider="fixedProviderOption"
-    :show-provider-select="true"
-    @update:open="handleDialogVisibility"
-    @submit="handleAliasSubmit"
-  />
-</template>
-
-<script setup lang="ts">
-import { ref, computed, onMounted } from 'vue'
-import { ArrowLeftRight, Plus, Edit, Trash2, Power } from 'lucide-vue-next'
-import Card from '@/components/ui/card.vue'
-import Badge from '@/components/ui/badge.vue'
-import Button from '@/components/ui/button.vue'
-import AliasDialog from '@/features/models/components/AliasDialog.vue'
-import { useToast } from '@/composables/useToast'
-import {
-  getAliases,
-  createAlias,
-  updateAlias,
-  deleteAlias,
-  type ModelAlias,
-  type CreateModelAliasRequest,
-  type UpdateModelAliasRequest,
-} from '@/api/endpoints/aliases'
-import { listGlobalModels, type GlobalModelResponse } from '@/api/global-models'
-
-const props = withDefaults(defineProps<{
-  provider: any
-  hideAddButton?: boolean
-}>(), {
-  hideAddButton: false
-})
-
-const emit = defineEmits<{
-  refresh: []
-}>()
-
-const { success, error: showError } = useToast()
-
-// 状态
-const loading = ref(false)
-const submitting = ref(false)
-const togglingId = ref<string | null>(null)
-const mappings = ref<ModelAlias[]>([])
-const availableModels = ref<GlobalModelResponse[]>([])
-const dialogOpen = ref(false)
-const editingAlias = ref<ModelAlias | null>(null)
-
-// 固定的 Provider 选项（传递给 AliasDialog）
-const fixedProviderOption = computed(() => ({
-  id: props.provider.id,
-  name: props.provider.name,
-  display_name: props.provider.display_name
-}))
-
-// 加载映射 (实际返回的是该 Provider 的别名列表)
-async function loadMappings() {
-  try {
-    loading.value = true
-    mappings.value = await getAliases({ provider_id: props.provider.id })
-  } catch (err: any) {
-    showError(err.response?.data?.detail || '加载失败', '错误')
-  } finally {
-    loading.value = false
-  }
-}
-
-// 加载可用的 GlobalModel 列表
-async function loadAvailableModels() {
-  try {
-    const response = await listGlobalModels({ limit: 1000, is_active: true })
-    availableModels.value = response.models || []
-  } catch (err: any) {
-    showError(err.response?.data?.detail || '加载模型列表失败', '错误')
-  }
-}
-
-// 打开创建对话框
-function openCreateDialog() {
-  editingAlias.value = null
-  dialogOpen.value = true
-}
-
-// 打开编辑对话框
-function openEditDialog(alias: ModelAlias) {
-  editingAlias.value = alias
-  dialogOpen.value = true
-}
-
-// 处理对话框可见性变化
-function handleDialogVisibility(value: boolean) {
-  dialogOpen.value = value
-  if (!value) {
-    editingAlias.value = null
-  }
-}
-
-// 处理别名提交（来自 AliasDialog 组件）
-async function handleAliasSubmit(data: CreateModelAliasRequest | UpdateModelAliasRequest, isEdit: boolean) {
-  submitting.value = true
-  try {
-    if (isEdit && editingAlias.value) {
-      // 更新
-      await updateAlias(editingAlias.value.id, data as UpdateModelAliasRequest)
-      success(data.mapping_type === 'mapping' ? '映射已更新' : '别名已更新')
-    } else {
-      // 创建 - 确保 provider_id 设置为当前 Provider
-      const createData = data as CreateModelAliasRequest
-      createData.provider_id = props.provider.id
-      await createAlias(createData)
-      success(data.mapping_type === 'mapping' ? '映射已创建' : '别名已创建')
-    }
-    dialogOpen.value = false
-    editingAlias.value = null
-    await loadMappings()
-    emit('refresh')
-  } catch (err: any) {
-    const detail = err.response?.data?.detail || err.message
-    let errorMessage = detail
-    if (detail === '映射已存在') {
-      errorMessage = '该名称已存在，请使用其他名称'
-    }
-    showError(errorMessage, isEdit ? '更新失败' : '创建失败')
-  } finally {
-    submitting.value = false
-  }
-}
-
-// 切换启用状态
-async function toggleActive(alias: ModelAlias) {
-  if (togglingId.value) return
-
-  togglingId.value = alias.id
-  try {
-    const newStatus = !alias.is_active
-    await updateAlias(alias.id, { is_active: newStatus })
-    alias.is_active = newStatus
-  } catch (err: any) {
-    showError(err.response?.data?.detail || '操作失败', '错误')
-  } finally {
-    togglingId.value = null
-  }
-}
-
-// 确认删除
-async function confirmDelete(alias: ModelAlias) {
-  const typeName = alias.mapping_type === 'mapping' ? '映射' : '别名'
-  if (!confirm(`确定要删除${typeName} "${alias.alias}" 吗？`)) {
-    return
-  }
-
-  try {
-    await deleteAlias(alias.id)
-    success(`${typeName}已删除`)
-    await loadMappings()
-    emit('refresh')
-  } catch (err: any) {
-    showError(err.response?.data?.detail || err.message, '删除失败')
-  }
-}
-
-onMounted(() => {
-  loadMappings()
-  loadAvailableModels()
-})
-</script>
diff --git a/frontend/src/features/providers/components/provider-tabs/ModelsTab.vue b/frontend/src/features/providers/components/provider-tabs/ModelsTab.vue
index 1465c4e..a5b16a4 100644
--- a/frontend/src/features/providers/components/provider-tabs/ModelsTab.vue
+++ b/frontend/src/features/providers/components/provider-tabs/ModelsTab.vue
@@ -165,6 +165,15 @@
                 >
                   <Edit class="w-3.5 h-3.5" />
                 </Button>
+                <Button
+                  variant="ghost"
+                  size="icon"
+                  class="h-8 w-8"
+                  title="管理别名"
+                  @click="openAliasDialog(model)"
+                >
+                  <Tag class="w-3.5 h-3.5" />
+                </Button>
                 <Button
                   variant="ghost"
                   size="icon"
@@ -209,7 +218,7 @@
 
 <script setup lang="ts">
 import { ref, computed, onMounted } from 'vue'
-import { Box, Edit, Trash2, Layers, Eye, Wrench, Zap, Brain, Power, Copy, Image } from 'lucide-vue-next'
+import { Box, Edit, Trash2, Layers, Eye, Wrench, Zap, Brain, Power, Copy, Image, Tag } from 'lucide-vue-next'
 import Card from '@/components/ui/card.vue'
 import Button from '@/components/ui/button.vue'
 import { useToast } from '@/composables/useToast'
@@ -224,6 +233,7 @@ const emit = defineEmits<{
   'editModel': [model: Model]
   'deleteModel': [model: Model]
   'batchAssign': []
+  'manageAlias': [model: Model]
 }>()
 
 const { error: showError, success: showSuccess } = useToast()
@@ -363,6 +373,11 @@ function openBatchAssignDialog() {
   emit('batchAssign')
 }
 
+// 打开别名管理对话框
+function openAliasDialog(model: Model) {
+  emit('manageAlias', model)
+}
+
 // 切换模型启用状态
 async function toggleModelActive(model: Model) {
   if (togglingModelId.value) return
diff --git a/frontend/src/layouts/MainLayout.vue b/frontend/src/layouts/MainLayout.vue
index 43a02bd..fe8dfd0 100644
--- a/frontend/src/layouts/MainLayout.vue
+++ b/frontend/src/layouts/MainLayout.vue
@@ -313,7 +313,6 @@ import {
   Gauge,
   Layers,
   FolderTree,
-  Tag,
   Box,
   LogOut,
   SunMoon,
@@ -411,7 +410,6 @@ const navigation = computed(() => {
         { name: '用户管理', href: '/admin/users', icon: Users },
         { name: '提供商', href: '/admin/providers', icon: FolderTree },
         { name: '模型管理', href: '/admin/models', icon: Layers },
-        { name: '别名映射', href: '/admin/aliases', icon: Tag },
         { name: '独立密钥', href: '/admin/keys', icon: Key },
         { name: '使用记录', href: '/admin/usage', icon: BarChart3 },
       ]
diff --git a/frontend/src/router/index.ts b/frontend/src/router/index.ts
index 52f575d..a1869ca 100644
--- a/frontend/src/router/index.ts
+++ b/frontend/src/router/index.ts
@@ -91,11 +91,6 @@ const routes: RouteRecordRaw[] = [
         name: 'ModelManagement',
         component: () => importWithRetry(() => import('@/views/admin/ModelManagement.vue'))
       },
-      {
-        path: 'aliases',
-        name: 'AliasManagement',
-        component: () => importWithRetry(() => import('@/views/admin/AliasManagement.vue'))
-      },
       {
         path: 'health-monitor',
         name: 'HealthMonitor',
diff --git a/frontend/src/views/admin/ModelManagement.vue b/frontend/src/views/admin/ModelManagement.vue
index 98fb105..b9fd342 100644
--- a/frontend/src/views/admin/ModelManagement.vue
+++ b/frontend/src/views/admin/ModelManagement.vue
@@ -425,25 +425,12 @@
       @success="handleModelFormSuccess"
     />
 
-    <!-- 创建/编辑别名/映射对话框 -->
-    <AliasDialog
-      :open="createAliasDialogOpen"
-      :editing-alias="editingAlias"
-      :global-models="globalModels"
-      :providers="providers"
-      :fixed-target-model="isTargetModelFixed ? selectedModel : null"
-      @update:open="handleAliasDialogUpdate"
-      @submit="handleAliasSubmit"
-    />
-
     <!-- 模型详情抽屉 -->
     <ModelDetailDrawer
       :model="selectedModel"
       :open="!!selectedModel"
       :providers="selectedModelProviders"
-      :aliases="selectedModelAliases"
       :loading-providers="loadingModelProviders"
-      :loading-aliases="loadingModelAliases"
       :has-blocking-dialog-open="hasBlockingDialogOpen"
       :capabilities="capabilities"
       @update:open="handleDrawerOpenChange"
@@ -454,11 +441,6 @@
       @delete-provider="confirmDeleteProviderImplementation"
       @toggle-provider-status="toggleProviderStatus"
       @refresh-providers="refreshSelectedModelProviders"
-      @add-alias="openAddAliasDialog"
-      @edit-alias="openEditAliasDialog"
-      @toggle-alias-status="toggleAliasStatusFromDrawer"
-      @delete-alias="confirmDeleteAliasFromDrawer"
-      @refresh-aliases="refreshSelectedModelAliases"
     />
 
     <!-- 批量添加关联提供商对话框 -->
@@ -736,9 +718,7 @@ import {
 } from 'lucide-vue-next'
 import ModelDetailDrawer from '@/features/models/components/ModelDetailDrawer.vue'
 import GlobalModelFormDialog from '@/features/models/components/GlobalModelFormDialog.vue'
-import AliasDialog from '@/features/models/components/AliasDialog.vue'
 import ProviderModelFormDialog from '@/features/providers/components/ProviderModelFormDialog.vue'
-import type { CreateModelAliasRequest, UpdateModelAliasRequest } from '@/api/endpoints/aliases'
 import type { Model } from '@/api/endpoints'
 import { useToast } from '@/composables/useToast'
 import { useConfirm } from '@/composables/useConfirm'
@@ -768,13 +748,6 @@ import {
   type GlobalModelResponse,
 } from '@/api/global-models'
 import { log } from '@/utils/logger'
-import {
-  getAliases,
-  createAlias,
-  updateAlias,
-  deleteAlias,
-  type ModelAlias,
-} from '@/api/endpoints/aliases'
 import { getProvidersSummary } from '@/api/endpoints/providers'
 import { getAllCapabilities, type CapabilityDefinition } from '@/api/endpoints'
 
@@ -788,13 +761,9 @@ const searchQuery = ref('')
 const selectedModel = ref<GlobalModelResponse | null>(null)
 const createModelDialogOpen = ref(false)
 const editingModel = ref<GlobalModelResponse | null>(null)
-const createAliasDialogOpen = ref(false)
-const editingAliasId = ref<string | null>(null)
-const isTargetModelFixed = ref(false)  // 目标模型是否固定（从模型详情抽屉打开时为 true）
 
 // 数据
 const globalModels = ref<GlobalModelResponse[]>([])
-const allAliases = ref<ModelAlias[]>([])
 const providers = ref<any[]>([])
 const capabilities = ref<CapabilityDefinition[]>([])
 
@@ -804,9 +773,7 @@ const catalogPageSize = ref(20)
 
 // 选中模型的详细数据
 const selectedModelProviders = ref<any[]>([])
-const selectedModelAliases = ref<ModelAlias[]>([])
 const loadingModelProviders = ref(false)
-const loadingModelAliases = ref(false)
 
 // 批量添加关联提供商
 const batchAddProvidersDialogOpen = ref(false)
@@ -876,19 +843,10 @@ function hasTieredPricing(model: GlobalModelResponse): boolean {
 // 检测是否有对话框打开（防止误关闭抽屉）
 const hasBlockingDialogOpen = computed(() =>
   createModelDialogOpen.value ||
-  createAliasDialogOpen.value ||
   batchAddProvidersDialogOpen.value ||
   editProviderDialogOpen.value
 )
 
-// 编辑中的别名对象（用于传递给 AliasDialog）
-const editingAlias = computed(() => {
-  if (!editingAliasId.value) return null
-  return allAliases.value.find(a => a.id === editingAliasId.value) ||
-         selectedModelAliases.value.find(a => a.id === editingAliasId.value) ||
-         null
-})
-
 // 能力筛选
 const capabilityFilters = ref({
   streaming: false,
@@ -1131,11 +1089,8 @@ async function selectModel(model: GlobalModelResponse) {
   selectedModel.value = model
   detailTab.value = 'basic'
 
-  // 加载该模型的关联提供商和别名
-  await Promise.all([
-    loadModelProviders(model.id),
-    loadModelAliases(model.id)
-  ])
+  // 加载该模型的关联提供商
+  await loadModelProviders(model.id)
 }
 
 // 加载指定模型的关联提供商
@@ -1187,27 +1142,6 @@ async function loadModelProviders(_globalModelId: string) {
   }
 }
 
-// 加载指定模型的别名
-async function loadModelAliases(globalModelId: string) {
-  loadingModelAliases.value = true
-  try {
-    const aliases = await getAliases({ limit: 1000 })
-    selectedModelAliases.value = aliases.filter(a => a.global_model_id === globalModelId)
-  } catch (err: any) {
-    log.error('加载别名失败:', err)
-    selectedModelAliases.value = []
-  } finally {
-    loadingModelAliases.value = false
-  }
-}
-
-// 刷新当前选中模型的别名
-async function refreshSelectedModelAliases() {
-  if (selectedModel.value) {
-    await loadModelAliases(selectedModel.value.id)
-  }
-}
-
 // 刷新当前选中模型的关联提供商
 async function refreshSelectedModelProviders() {
   if (selectedModel.value) {
@@ -1329,14 +1263,6 @@ async function confirmDeleteProviderImplementation(provider: any) {
   }
 }
 
-// 打开添加别名对话框（从模型详情抽屉）
-function openAddAliasDialog() {
-  if (!selectedModel.value) return
-  editingAliasId.value = null
-  isTargetModelFixed.value = true  // 目标模型固定为当前选中模型
-  createAliasDialogOpen.value = true
-}
-
 function openCreateModelDialog() {
   editingModel.value = null
   createModelDialogOpen.value = true
@@ -1391,106 +1317,6 @@ async function toggleModelStatus(model: GlobalModelResponse) {
   }
 }
 
-async function loadAliases() {
-  try {
-    allAliases.value = await getAliases({ limit: 1000 })
-  } catch (err: any) {
-    showError(err.response?.data?.detail || err.message, '加载别名失败')
-  }
-}
-
-function openEditAliasDialog(alias: ModelAlias) {
-  editingAliasId.value = alias.id
-  isTargetModelFixed.value = false
-  createAliasDialogOpen.value = true
-}
-
-// 处理别名对话框关闭事件
-function handleAliasDialogUpdate(value: boolean) {
-  createAliasDialogOpen.value = value
-  if (!value) {
-    editingAliasId.value = null
-    isTargetModelFixed.value = false
-  }
-}
-
-// 处理别名提交（来自 AliasDialog 组件）
-async function handleAliasSubmit(data: CreateModelAliasRequest | UpdateModelAliasRequest, isEdit: boolean) {
-  submitting.value = true
-  try {
-    if (isEdit && editingAliasId.value) {
-      // 更新
-      await updateAlias(editingAliasId.value, data as UpdateModelAliasRequest)
-      success(data.mapping_type === 'mapping' ? '映射已更新' : '别名已更新')
-    } else {
-      // 创建
-      await createAlias(data as CreateModelAliasRequest)
-      success(data.mapping_type === 'mapping' ? '映射已创建' : '别名已创建')
-    }
-    createAliasDialogOpen.value = false
-    editingAliasId.value = null
-    isTargetModelFixed.value = false
-
-    // 刷新数据
-    await loadAliases()
-    if (selectedModel.value) {
-      await loadModelAliases(selectedModel.value.id)
-    }
-    // 刷新外层模型列表以更新 alias_count
-    await loadGlobalModels()
-  } catch (err: any) {
-    const detail = err.response?.data?.detail || err.message
-    // 优化错误提示文案
-    let errorMessage = detail
-    if (detail === '映射已存在') {
-      errorMessage = '目标作用域已存在同名别名，请先删除冲突的映射或选择其他作用域'
-    }
-    showError(errorMessage, isEdit ? '更新失败' : '创建失败')
-  } finally {
-    submitting.value = false
-  }
-}
-
-async function confirmDeleteAlias(alias: ModelAlias) {
-  const confirmed = await confirmDanger(
-    `确定要删除别名 "${alias.alias}" 吗？`,
-    '删除别名'
-  )
-  if (!confirmed) return
-
-  try {
-    await deleteAlias(alias.id)
-    success('别名已删除')
-    await loadAliases()
-    // 刷新外层模型列表以更新 alias_count
-    await loadGlobalModels()
-  } catch (err: any) {
-    showError(err.response?.data?.detail || err.message, '删除失败')
-  }
-}
-
-async function toggleAliasStatus(alias: ModelAlias) {
-  try {
-    await updateAlias(alias.id, { is_active: !alias.is_active })
-    alias.is_active = !alias.is_active
-    success(alias.is_active ? '别名已启用' : '别名已停用')
-  } catch (err: any) {
-    showError(err.response?.data?.detail || err.message, '操作失败')
-  }
-}
-
-// 从抽屉中切换别名状态
-async function toggleAliasStatusFromDrawer(alias: ModelAlias) {
-  await toggleAliasStatus(alias)
-  await refreshSelectedModelAliases()
-}
-
-// 从抽屉中删除别名
-async function confirmDeleteAliasFromDrawer(alias: ModelAlias) {
-  await confirmDeleteAlias(alias)
-  await refreshSelectedModelAliases()
-}
-
 async function refreshData() {
   await loadGlobalModels()
 }