# General Translation Platform: 単一ファイルをダウンロード
URL: https://generaltranslation.com/ja/docs/platform/openapi/reference/files/download.mdx
Docs index: https://generaltranslation.com/llms.txt
Description: 単一のソースファイルまたは翻訳済みファイルをダウンロードします。この非推奨エンドポイントは後方互換性のために維持されています。新しいインテグレーションでは POST /v2/project/files/download を使用してください。単一ファイルをダウンロードするための API リファレンス。

{/* このファイルは Fumadocs によって生成されました。直接編集しないでください。変更する場合は、生成コマンドを再実行してください。 */}

## Endpoint

`GET https://api.gtx.dev/v2/project/files/download/{fileId}`

**Operation ID:** `downloadFile`

**Tags:** `Files`

**Summary:** Download a single file

Download a single source or translated file. This deprecated endpoint is retained for backward compatibility; new integrations should use `POST /v2/project/files/download`.

Authentication: required. Send an API key in the `Authorization: Bearer <key>` header when authenticating.

### Parameters

- `fileId` (path, string, required)
- `branchId` (query, string, optional)
- `versionId` (query, string, optional)
- `locale` (query, string, optional)
- `gt-api-version` (header, "2025-01-01.v0" | "2025-11-03.v1" | "2026-02-18.v1" | "2026-03-06.v1", optional): API contract version. Defaults to the oldest supported version.
- `gt-project-id` (header, string, optional): Target project ID when no project ID is present in the path. Project API keys default to their bound project. If supplied, the header must match both the path target and the key’s bound project.

### Responses

**200**: Downloaded file
Response body (`application/json`, object):
- `data` (string, required)

**400**: The request is malformed or failed validation.
Response body (`application/json`, object):
- `error` (string, required)

Response body (`text/html`, string):

**401**: Authentication is missing or invalid.
Response body (`application/json`, object):
- `error` (string, required)

Response body (`text/html`, string):

**403**: The caller is authenticated but not allowed to perform this operation or access the requested resource.
Response body (`application/json`, object):
- `error` (string, required)

Response body (`text/html`, string):

**404**: The requested resource was not found.
Response body (`application/json`, object):
- `error` (string, required)

Response body (`text/html`, string):

**425**: The requested translation has not finished yet. Retry later.
Response body (`application/json`, object):
- `error` (string, required)

Response body (`text/html`, string):

**429**: Too many requests. The rate limit was exceeded.
Response body (`application/json`, object):
- `error` (string, required)

Response body (`text/html`, string):

**500**: An unexpected server error occurred.
Response body (`application/json`, object):
- `error` (string, required)

Response body (`text/html`, string):

Complete OpenAPI 3.1 specification: https://generaltranslation.com/openapi.yaml

OpenAPI schema: [openapi.json](https://generaltranslation.com/openapi.json)

## Sitemap

See the full [sitemap](https://generaltranslation.com/sitemap.md) for all pages.