# General Translation Platform: 複数のファイルをダウンロード
URL: https://generaltranslation.com/ja/docs/platform/openapi/reference/files/download-many.mdx
---

title: "複数のファイルをダウンロード"
description: "1 回のリクエストで、ソースファイルまたは翻訳済みファイルを最大 100 件ダウンロードします。複数のファイルをダウンロードするための API リファレンス。"
method: POST
full: true
_openapi:
  method: POST
  route: /v2/project/files/download
  toc: []
  structuredData:
    headings: []
    contents:
      - content: 1 回のリクエストで、ソースファイルまたは翻訳済みファイルを最大 100 件ダウンロードします。
---



## `POST https://api.gtx.dev/v2/project/files/download`

Download up to 100 source or translated files in one request.

Authentication: send an API key as a bearer token in the `Authorization: Bearer <key>` header.

### Parameters

- `gt-api-version` (header, "2025-01-01.v0" | "2025-11-03.v1" | "2026-02-18.v1" | "2026-03-06.v1", optional): API version. Defaults to the earliest supported version. Latest is `2026-03-06.v1`.
- `gt-project-id` (header, string, optional): Target project ID. Required when authenticating with an organization API key.

### Request body

Body (`application/json`, object[]):
- `fileId` (string, required)
- `branchId` (string)
- `versionId` (string)
- `locale` (string): Translation locale. Omit for the source file.
- `useLatestAvailableVersion` (boolean)

### Responses

**200**: Downloaded files.
Response body (`application/json`, object):
- `files` (object[])
  - `id` (string)
  - `branchId` (string)
  - `fileId` (string)
  - `versionId` (string)
  - `fileName` (string)
  - `data` (string): Base64-encoded content.
  - `metadata` (object)
  - `fileFormat` (string)
  - `locale` (string)
- `count` (integer)

**400**: The request was invalid.
Response body (`application/json`, object):
- `error` (string): Human-readable error message.

**401**: Missing or invalid API key.
Response body (`application/json`, object):
- `error` (string): Human-readable error message.

**403**: The API key lacks the required permission, or the action is not allowed on the current plan.
Response body (`application/json`, object):
- `error` (string): Human-readable error message.

The complete OpenAPI 3.1 spec is available at https://generaltranslation.com/openapi.yaml.