---
title: "Get merchant default language"
method: GET
path: "/v2/localization/merchants/{merchant_id}/language"
tags: ["Localization"]
---

# Get merchant default language

`GET /v2/localization/merchants/{merchant_id}/language`

## Request

- Base URL: `https://api.loyalty.dog`
- URL: `https://api.loyalty.dog/v2/localization/merchants/{merchant_id}/language`
- Auth: HTTP bearer
- TypeScript: <https://skmtc.dev/loyalty/apis/loyaltydog/docs/v2/localization/merchants/:merchant_id/language/get.ts> (a function with typed inputs; its response is checked against the schema)

Returns the current default language for a merchant (program).

## Path parameters

- `merchant_id` string, required

## Headers

- `authorization` string, nullable

## Response `200`

Successful Response

- MerchantLanguageUpdateResponse: Response model for merchant language update.
  - `id` string, required
  - `sid` string, required
  - `defaultLanguage` string, nullable, required
  - `languagePreference` object, nullable: Language preference info

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/loyalty/apis/loyaltydog.md) - [All operations](https://skmtc.dev/loyalty/apis/loyaltydog/llms.txt) - [OpenAPI document](https://skmtc.dev/loyalty/apis/loyaltydog/revisions/5803242b0551?raw)