# Retrieve language codes

This endpoint returns a list of human language codes and their names in the corresponding language. To get the full list call the endpoint passing an empty body. The language codes returned are what is used as input and output for other endpoints.

Endpoint: POST /common/languages
Version: 3.1
Security: BearerAuth

## Header parameters:

  - `X-Affiliate-Id` (integer, required)
    Include here your Affiliate identifier number

## Response 200 fields (application/json):

  - `request_id` (string)
    Uniquely identifies the request. Please provide this identifier when contacting support.

  - `data` (array)

  - `data.id` (string)
    An IETF language tag code that uniquely identifies a supported human language or dialect as described here: https://en.wikipedia.org/wiki/IETF_language_tag. Note that in v3 the whole tag is always lowercase. Examples: "nl" for Dutch/Nederlands or "en-us" for English (US). To retrieve the full list of supported languages, call the /common/languages endpoint in the same Demand API version you are using.
    Example: "en-us"

  - `data.name` (string)