diff --git a/apps/web/src/api/voice-clone.ts b/apps/web/src/api/voice-clone.ts
deleted file mode 100644
index 7054ab164..000000000
--- a/apps/web/src/api/voice-clone.ts
+++ /dev/null
@@ -1,208 +0,0 @@
-/**
- * 音色克隆 API
- * 任务 3.11：替换 Mock 数据，对接后端真实 API（3.05）
- * 任务 3.15：新增 progress 字段用于进度展示
- */
-import apiClient from "./client"
-
-/* ── 前端兼容类型 ─────────────────────────────────────── */
-
-/** 克隆音色状态（前端展示用） */
-export type VoiceCloneStatus = "ready" | "processing" | "failed"
-
-/** 克隆音色条目（前端展示用） */
-export interface VoiceClone {
-  id: string
-  name: string
-  description: string
-  duration_seconds: number
-  status: VoiceCloneStatus
-  /** 克隆进度 0-100，仅 processing 状态时有值 */
-  progress: number
-  sample_url?: string
-  language: string
-  gender: string
-  error_message: string | null
-  created_at: string
-  updated_at: string
-}
-
-/** 创建克隆请求（前端简化版） */
-export interface CreateVoiceCloneRequest {
-  name: string
-  audio_url: string
-  description?: string
-}
-
-/* ── 后端 API 类型 ────────────────────────────────────── */
-
-/** 音色克隆元数据（克隆时附带的扩展信息） */
-export interface VoiceCloneMetadata {
-  /** 语音时长（秒） */
-  duration?: number
-  /** 采样率（Hz） */
-  sample_rate?: number
-  /** 音色 ID（克隆完成后分配） */
-  voice_id?: string
-  /** 其他扩展字段 */
-  [key: string]: unknown
-}
-
-/** 后端克隆档案响应 */
-export interface VoiceCloneProfile {
-  id: string
-  user_id: string
-  name: string
-  description: string
-  source_audio_url: string
-  voice_id: string | null
-  voice_model: string
-  language: string
-  gender: string
-  status: "pending" | "processing" | "ready" | "failed"
-  error_message: string | null
-  retry_count: number
-  max_retries: number
-  metadata_: VoiceCloneMetadata | null
-  created_at: string
-  updated_at: string
-}
-
-/** 后端克隆列表响应 */
-export interface ListVoiceCloneResponse {
-  items: VoiceCloneProfile[]
-  total: number
-}
-
-/** 后端克隆状态响应 */
-export interface VoiceCloneStatusResponse {
-  id: string
-  status: "pending" | "processing" | "ready" | "failed"
-  error_message: string | null
-  voice_id: string | null
-  retry_count: number
-}
-
-/** 后端创建克隆请求（完整版） */
-export interface CreateVoiceCloneRequestFull {
-  name: string
-  description?: string
-  source_audio_url: string
-  voice_model?: string
-  language?: string
-  gender?: string
-  max_retries?: number
-  metadata_?: VoiceCloneMetadata
-}
-
-/* ── 辅助函数 ─────────────────────────────────────────── */
-
-/**
- * 将后端 VoiceCloneProfile 转换为前端 VoiceClone
- * 后端 status "pending" 映射为前端 "processing"
- */
-export const toVoiceClone = (profile: VoiceCloneProfile): VoiceClone => ({
-  id: profile.id,
-  name: profile.name,
-  description: profile.description || "",
-  duration_seconds: 0,
-  status: profile.status === "pending" ? "processing" : profile.status,
-  progress: 0,
-  sample_url: profile.source_audio_url || undefined,
-  language: profile.language || "",
-  gender: profile.gender || "",
-  error_message: profile.error_message || null,
-  created_at: profile.created_at,
-  updated_at: profile.updated_at,
-})
-
-/** 格式化时长 */
-export const formatDuration = (seconds: number): string => {
-  const m = Math.floor(seconds / 60)
-  const s = seconds % 60
-  return `${m}:${String(s).padStart(2, "0")}`
-}
-
-/* ── 查询参数 ─────────────────────────────────────────── */
-
-export interface VoiceCloneListParams {
-  status?: string
-  skip?: number
-  limit?: number
-}
-
-/* ── API 函数 ─────────────────────────────────────────── */
-
-/** 获取克隆音色列表（返回前端兼容数组） */
-export const getVoiceClones = async (params?: VoiceCloneListParams): Promise<VoiceClone[]> => {
-  const searchParams = new URLSearchParams()
-  if (params?.status) searchParams.set("status", params.status)
-  if (params?.skip !== undefined) searchParams.set("skip", String(params.skip))
-  if (params?.limit !== undefined) searchParams.set("limit", String(params.limit))
-  const qs = searchParams.toString()
-  const response = await apiClient.get<ListVoiceCloneResponse>(`/voice-clones${qs ? `?${qs}` : ""}`)
-  return response.data.items.map(toVoiceClone)
-}
-
-/** 获取克隆音色列表（返回完整响应含 total） */
-export const getVoiceClonesWithTotal = async (
-  params?: VoiceCloneListParams,
-): Promise<ListVoiceCloneResponse> => {
-  const searchParams = new URLSearchParams()
-  if (params?.status) searchParams.set("status", params.status)
-  if (params?.skip !== undefined) searchParams.set("skip", String(params.skip))
-  if (params?.limit !== undefined) searchParams.set("limit", String(params.limit))
-  const qs = searchParams.toString()
-  const response = await apiClient.get<ListVoiceCloneResponse>(`/voice-clones${qs ? `?${qs}` : ""}`)
-  return response.data
-}
-
-/** 获取单个克隆音色详情 */
-export const getVoiceCloneDetail = async (id: string): Promise<VoiceCloneProfile> => {
-  const response = await apiClient.get<VoiceCloneProfile>(`/voice-clones/${id}`)
-  return response.data
-}
-
-/** 创建克隆音色 */
-export const createVoiceClone = async (
-  data: CreateVoiceCloneRequest,
-): Promise<VoiceCloneProfile> => {
-  const payload: CreateVoiceCloneRequestFull = {
-    name: data.name,
-    description: data.description,
-    source_audio_url: data.audio_url,
-  }
-  const response = await apiClient.post<VoiceCloneProfile>("/voice-clones", payload)
-  return response.data
-}
-
-/** 删除克隆音色 */
-export const deleteVoiceClone = async (id: string): Promise<void> => {
-  await apiClient.delete(`/voice-clones/${id}`)
-}
-
-/** 更新克隆音色名称（stub — 后端暂无 PATCH 端点） */
-export const updateVoiceClone = async (
-  id: string,
-  data: Partial<Pick<VoiceClone, "name">>,
-): Promise<VoiceClone> => {
-  // 后端暂未提供更新端点，暂用详情接口模拟
-  const response = await apiClient.get<VoiceCloneProfile>(`/voice-clones/${id}`)
-  return toVoiceClone({
-    ...response.data,
-    ...data,
-    updated_at: new Date().toISOString(),
-  })
-}
-
-/** 获取克隆状态 */
-export const getVoiceCloneStatus = async (id: string): Promise<VoiceCloneStatusResponse> => {
-  const response = await apiClient.get<VoiceCloneStatusResponse>(`/voice-clones/${id}/status`)
-  return response.data
-}
-
-/** 重试克隆 */
-export const retryVoiceClone = async (id: string): Promise<VoiceCloneProfile> => {
-  const response = await apiClient.post<VoiceCloneProfile>(`/voice-clones/${id}/retry`)
-  return response.data
-}
diff --git a/apps/web/src/api/voice-clone/clones.ts b/apps/web/src/api/voice-clone/clones.ts
new file mode 100644
index 000000000..45714b5fd
--- /dev/null
+++ b/apps/web/src/api/voice-clone/clones.ts
@@ -0,0 +1,87 @@
+/**
+ * 音色克隆 API 函数
+ */
+import apiClient from "../client"
+import { toVoiceClone } from "./utils"
+import type {
+  VoiceClone,
+  VoiceCloneProfile,
+  CreateVoiceCloneRequest,
+  CreateVoiceCloneRequestFull,
+  VoiceCloneListParams,
+  ListVoiceCloneResponse,
+  VoiceCloneStatusResponse,
+} from "./types"
+
+/** 获取克隆音色列表（返回前端兼容数组） */
+export const getVoiceClones = async (params?: VoiceCloneListParams): Promise<VoiceClone[]> => {
+  const searchParams = new URLSearchParams()
+  if (params?.status) searchParams.set("status", params.status)
+  if (params?.skip !== undefined) searchParams.set("skip", String(params.skip))
+  if (params?.limit !== undefined) searchParams.set("limit", String(params.limit))
+  const qs = searchParams.toString()
+  const response = await apiClient.get<ListVoiceCloneResponse>(`/voice-clones${qs ? `?${qs}` : ""}`)
+  return response.data.items.map(toVoiceClone)
+}
+
+/** 获取克隆音色列表（返回完整响应含 total） */
+export const getVoiceClonesWithTotal = async (
+  params?: VoiceCloneListParams,
+): Promise<ListVoiceCloneResponse> => {
+  const searchParams = new URLSearchParams()
+  if (params?.status) searchParams.set("status", params.status)
+  if (params?.skip !== undefined) searchParams.set("skip", String(params.skip))
+  if (params?.limit !== undefined) searchParams.set("limit", String(params.limit))
+  const qs = searchParams.toString()
+  const response = await apiClient.get<ListVoiceCloneResponse>(`/voice-clones${qs ? `?${qs}` : ""}`)
+  return response.data
+}
+
+/** 获取单个克隆音色详情 */
+export const getVoiceCloneDetail = async (id: string): Promise<VoiceCloneProfile> => {
+  const response = await apiClient.get<VoiceCloneProfile>(`/voice-clones/${id}`)
+  return response.data
+}
+
+/** 创建克隆音色 */
+export const createVoiceClone = async (
+  data: CreateVoiceCloneRequest,
+): Promise<VoiceCloneProfile> => {
+  const payload: CreateVoiceCloneRequestFull = {
+    name: data.name,
+    description: data.description,
+    source_audio_url: data.audio_url,
+  }
+  const response = await apiClient.post<VoiceCloneProfile>("/voice-clones", payload)
+  return response.data
+}
+
+/** 删除克隆音色 */
+export const deleteVoiceClone = async (id: string): Promise<void> => {
+  await apiClient.delete(`/voice-clones/${id}`)
+}
+
+/** 更新克隆音色名称（stub — 后端暂无 PATCH 端点） */
+export const updateVoiceClone = async (
+  id: string,
+  data: Partial<Pick<VoiceClone, "name">>,
+): Promise<VoiceClone> => {
+  const response = await apiClient.get<VoiceCloneProfile>(`/voice-clones/${id}`)
+  return toVoiceClone({
+    ...response.data,
+    ...data,
+    updated_at: new Date().toISOString(),
+  })
+}
+
+/** 获取克隆状态 */
+export const getVoiceCloneStatus = async (id: string): Promise<VoiceCloneStatusResponse> => {
+  const response = await apiClient.get<VoiceCloneStatusResponse>(`/voice-clones/${id}/status`)
+  return response.data
+}
+
+/** 重试克隆 */
+export const retryVoiceClone = async (id: string): Promise<VoiceCloneProfile> => {
+  const response = await apiClient.post<VoiceCloneProfile>(`/voice-clones/${id}/retry`)
+  return response.data
+}
diff --git a/apps/web/src/api/voice-clone/index.ts b/apps/web/src/api/voice-clone/index.ts
new file mode 100644
index 000000000..cd5e1b23c
--- /dev/null
+++ b/apps/web/src/api/voice-clone/index.ts
@@ -0,0 +1,32 @@
+/**
+ * 音色克隆 API — 目录化入口
+ * 保持与原 voice-clone.ts 相同导出，向后兼容
+ */
+
+// 类型
+export type {
+  VoiceCloneStatus,
+  VoiceClone,
+  CreateVoiceCloneRequest,
+  VoiceCloneMetadata,
+  VoiceCloneProfile,
+  ListVoiceCloneResponse,
+  VoiceCloneStatusResponse,
+  CreateVoiceCloneRequestFull,
+  VoiceCloneListParams,
+} from "./types"
+
+// 工具函数
+export { toVoiceClone, formatDuration } from "./utils"
+
+// API 函数
+export {
+  getVoiceClones,
+  getVoiceClonesWithTotal,
+  getVoiceCloneDetail,
+  createVoiceClone,
+  deleteVoiceClone,
+  updateVoiceClone,
+  getVoiceCloneStatus,
+  retryVoiceClone,
+} from "./clones"
diff --git a/apps/web/src/api/voice-clone/types.ts b/apps/web/src/api/voice-clone/types.ts
new file mode 100644
index 000000000..56b780cfa
--- /dev/null
+++ b/apps/web/src/api/voice-clone/types.ts
@@ -0,0 +1,92 @@
+/**
+ * 音色克隆类型定义
+ */
+
+/** 克隆音色状态（前端展示用） */
+export type VoiceCloneStatus = "ready" | "processing" | "failed"
+
+/** 克隆音色条目（前端展示用） */
+export interface VoiceClone {
+  id: string
+  name: string
+  description: string
+  duration_seconds: number
+  status: VoiceCloneStatus
+  /** 克隆进度 0-100，仅 processing 状态时有值 */
+  progress: number
+  sample_url?: string
+  language: string
+  gender: string
+  error_message: string | null
+  created_at: string
+  updated_at: string
+}
+
+/** 创建克隆请求（前端简化版） */
+export interface CreateVoiceCloneRequest {
+  name: string
+  audio_url: string
+  description?: string
+}
+
+/** 音色克隆元数据 */
+export interface VoiceCloneMetadata {
+  duration?: number
+  sample_rate?: number
+  voice_id?: string
+  [key: string]: unknown
+}
+
+/** 后端克隆档案响应 */
+export interface VoiceCloneProfile {
+  id: string
+  user_id: string
+  name: string
+  description: string
+  source_audio_url: string
+  voice_id: string | null
+  voice_model: string
+  language: string
+  gender: string
+  status: "pending" | "processing" | "ready" | "failed"
+  error_message: string | null
+  retry_count: number
+  max_retries: number
+  metadata_: VoiceCloneMetadata | null
+  created_at: string
+  updated_at: string
+}
+
+/** 后端克隆列表响应 */
+export interface ListVoiceCloneResponse {
+  items: VoiceCloneProfile[]
+  total: number
+}
+
+/** 后端克隆状态响应 */
+export interface VoiceCloneStatusResponse {
+  id: string
+  status: "pending" | "processing" | "ready" | "failed"
+  error_message: string | null
+  voice_id: string | null
+  retry_count: number
+}
+
+/** 后端创建克隆请求（完整版） */
+export interface CreateVoiceCloneRequestFull {
+  name: string
+  description?: string
+  source_audio_url: string
+  voice_model?: string
+  language?: string
+  gender?: string
+  max_retries?: number
+  metadata_?: VoiceCloneMetadata
+}
+
+/** 查询参数 */
+export interface VoiceCloneListParams {
+  status?: string
+  skip?: number
+  limit?: number
+}
diff --git a/apps/web/src/api/voice-clone/utils.ts b/apps/web/src/api/voice-clone/utils.ts
new file mode 100644
index 000000000..43a42a5b1
--- /dev/null
+++ b/apps/web/src/api/voice-clone/utils.ts
@@ -0,0 +1,30 @@
+/**
+ * 音色克隆工具函数
+ */
+import type { VoiceCloneProfile, VoiceClone } from "./types"
+
+/**
+ * 将后端 VoiceCloneProfile 转换为前端 VoiceClone
+ * 后端 status "pending" 映射为前端 "processing"
+ */
+export const toVoiceClone = (profile: VoiceCloneProfile): VoiceClone => ({
+  id: profile.id,
+  name: profile.name,
+  description: profile.description || "",
+  duration_seconds: 0,
+  status: profile.status === "pending" ? "processing" : profile.status,
+  progress: 0,
+  sample_url: profile.source_audio_url || undefined,
+  language: profile.language || "",
+  gender: profile.gender || "",
+  error_message: profile.error_message || null,
+  created_at: profile.created_at,
+  updated_at: profile.updated_at,
+})
+
+/** 格式化时长 */
+export const formatDuration = (seconds: number): string => {
+  const m = Math.floor(seconds / 60)
+  const s = seconds % 60
+  return `${m}:${String(s).padStart(2, "0")}`
+}