# General Translation Platform: ランタイムでコンテンツを翻訳
URL: https://generaltranslation.com/ja/docs/platform/openapi/reference/translation/translate-runtime.mdx
Docs index: https://generaltranslation.com/llms.txt
Description: キャッシュとメモ化を使用して、1 つ以上の文字列、構造化コンテンツのエントリ、または markdown ドキュメントを翻訳します。Markdown および MDX ドキュメントは、fileFormat を MD または MDX に設定した文字列として送信します。このエンドポイントでは開発用 API キーを使用できます。ランタイムでコンテンツを翻訳の API リファレンス。

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## Endpoint

`POST https://api.gtx.dev/v2/translate`

**Operation ID:** `translate`

**Tags:** `Translation`

**Summary:** Translate content at runtime

Translate one or more strings, structured content entries, or markdown documents with caching and memoization. Markdown and MDX documents are sent as strings with `fileFormat` set to MD or MDX. Development API keys are accepted for this endpoint.

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

### Parameters

- `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.

### Request body (required)

Body (`application/json`, object):
- `requests` (object, required)
  - `<key>` (object, dynamic key)
    - `source` (object)
    - `metadata` (object) Default: `{"dataFormat":"STRING","actionType":"fast"}`.
      - `id` (string)
      - `hash` (string)
      - `context` (string)
      - `maxChars` (number)
      - `dataFormat` ("JSX" | "ICU" | "I18NEXT" | "STRING")
      - `fileFormat` ("MD" | "MDX")
      - `actionType` ("fast" | "standard") Default: `"fast"`.
      - `sourceCode` (object)
        - `<key>` (object[], dynamic key)
- `targetLocale` (string, required)
- `sourceLocale` (string, required)
- `metadata` (object, required)
  - `modelProvider` ("ANTHROPIC" | "OPENAI" | "XAI" | "GOOGLE")

### Responses

**200**: All translations were served from cache
Response body (`application/json`, object):
- `<key>` (object | object, dynamic key)

**201**: Translations completed
Response body (`application/json`, object):
- `<key>` (object | object, dynamic key)

**400**: Request error
Response body (`application/json`, object):
- `error` (string, required)

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

**401**: Request error
Response body (`application/json`, object):
- `error` (string, required)

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

**402**: Request error
Response body (`application/json`, object):
- `error` (string, required)

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

**403**: Request error
Response body (`application/json`, object):
- `error` (string, required)

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

**404**: Request error
Response body (`application/json`, object):
- `error` (string, required)

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

**413**: Request error
Response body (`application/json`, object):
- `error` (string, required)

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

**429**: Request error
Response body (`application/json`, object):
- `error` (string, required)

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

**500**: Request error
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.