---
title: "Changes to Detect language"
method: POST
path: "/language-detection-api/v2/bulk/detect/language"
---

# Changes to Detect language

`POST /language-detection-api/v2/bulk/detect/language`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 10 revisions.

- **2026-10-17** `2cd7a8215799`: 8 breaking, 1 info
- **2026-08-06** `ae422098d9c5`: 1 info

## Changes

- **2026-10-17** `2cd7a8215799`: 8 breaking, 1 info
  - the response property `response/errors/items/details` became nullable for the status `400`
  - the response property `response/errors/items/details` became nullable for the status `401`
  - the response property `response/errors/items/details` became nullable for the status `429`
  - the response property `response/errors/items/details` became nullable for the status `500`
  - the response property `response/errors/items/key` became nullable for the status `400`
  - the response property `response/errors/items/key` became nullable for the status `401`
  - the response property `response/errors/items/key` became nullable for the status `429`
  - the response property `response/errors/items/key` became nullable for the status `500`
  - the `response/allOf[subschema #2]/data/items/items/languages/items/localeIds/items/` response's property pattern `^[a-z]{2}(-[A-Z]{2})?$` was added for the status `200`
- **2026-08-06** `ae422098d9c5`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/smartling/apis/smartling-rest-api-reference/docs/language-detection-api/v2/bulk/detect/language/post.md) - [API](https://skmtc.dev/smartling/apis/smartling-rest-api-reference.md) - [Page](https://skmtc.dev/smartling/apis/smartling-rest-api-reference/changes/language-detection-api/v2/bulk/detect/language/post)