> ## Documentation Index
> Fetch the complete documentation index at: https://docs.mountsea.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# 导出 M4A

> 官方 lyric-m4a 下载 — 授权与 WAV 相同

下载片段的官方 lyric-m4a。授权路径与 [导出 WAV](/zh/api-reference/suno/wav) 相同。

<Info>
  请求体是 `AudioIdDto`：传 `clip_id`。若返回 `taskId`，用 [获取任务状态](/zh/api-reference/suno/task) 轮询。成功时 `data` 含 `download_url` / `m4a_file_url`。
</Info>

```bash theme={null}
curl -X POST "https://api.mountsea.ai/suno/v2/m4a" \
  -H "Authorization: Bearer your-api-key" \
  -H "Content-Type: application/json" \
  -d '{ "clip_id": "clip_abc123" }'
```


## OpenAPI

````yaml POST /suno/v2/m4a
openapi: 3.0.0
info:
  title: Suno AI
  description: API documentation for Suno AI
  version: 1.0.0
  contact: {}
servers:
  - url: https://api.mountsea.ai
    description: API Gateway
security: []
tags:
  - name: suno
    description: ''
  - name: suno/studio
    description: Studio Song Editor（与 audio/crop|fade|reverse 独立）
paths:
  /suno/v2/m4a:
    post:
      tags:
        - suno
      summary: get m4a
      description: >-
        Official lyric-m4a download. Same clip authorize as wav. Returns
        download_url / m4a_file_url.
      operationId: ApiPublicController_generateM4a
      parameters: []
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/AudioIdDto'
      responses:
        '201':
          description: ''
      security:
        - bearerAuth: []
components:
  schemas:
    AudioIdDto:
      type: object
      properties:
        clip_id:
          type: string
          description: >-
            The clip_id which used to generate the music audio continued from
            existing audio.
      required:
        - clip_id
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT

````