---
title: "List an SMS template version's languages"
method: GET
path: "/v1/sms/templates/{template_ref}/versions/{version_id}/languages"
tags: ["sms-templates"]
---

# List an SMS template version's languages

`GET /v1/sms/templates/{template_ref}/versions/{version_id}/languages`

## Request

- Base URL: `https://us1.platform.bird.com`
- URL: `https://us1.platform.bird.com/v1/sms/templates/{template_ref}/versions/{version_id}/languages`
- Auth: one of:
  - HTTP bearer
  - API key in cookie `bird_session`

Returns the languages a version holds, ordered by canonical language tag, without their text. Each summary includes the revision and content hash needed to detect changes. A version holds at most 25 languages.

## Headers

- `X-Workspace-Id` string
- `X-Organization-Id` string

## Response `200`

The version's language summaries.

- SMSTemplateLanguageList
  - `data` SMSTemplateLanguageSummary[], required: The version's languages ordered by canonical tag, without text.
    - `language` string, required: A language tag in BCP-47 form, for example `en` or `pt-BR`.
    - `revision` integer, required: This language's revision counter.
    - `content_hash` string, required: A fingerprint of SMS template text, prefixed with its algorithm. Compare it within this API version to identify the exact source without transferring it.
    - `updated_at` string, date-time, nullable, required: When this language was last saved. Null for a built-in template.

## Other responses

- `400`: Bad request
- `401`: Authentication required
- `403`: Insufficient permissions
- `404`: Resource not found
- `422`: The request has invalid field values, violates a business rule, or carries a query parameter the endpoint does not declare. Field validation errors use `type: validation_error` and include the affected fields in `details`. Business-rule errors identify the failed rule in `type`.
- `429`: Rate limit exceeded
- `500`: Internal server error

---

[API](https://skmtc.dev/messagebird/apis/bird-api.md) · [All operations](https://skmtc.dev/messagebird/apis/bird-api/llms.txt) · [OpenAPI document](https://skmtc.dev/messagebird/apis/bird-api/revisions/6dfce1179799?raw)