---
title: "POST /api/orders/check-order-numbers"
method: POST
path: "/api/orders/check-order-numbers"
tags: ["Orders"]
---

# POST /api/orders/check-order-numbers

`POST /api/orders/check-order-numbers`

## Request body

- object
  - `orders` object[], required
    - `orderNumber` string, required
    - `supplier` object, required
      - `internalCompanyCode` string
      - `officialName` string
    - `buyer` object, required
      - `internalCompanyCode` string
      - `officialName` string

## Response `200`

Default Response

- object
  - `metadata` object, required
    - `success` boolean, required — True when the request succeeded.
  - `data` object, required
    - `existing` string[], required
    - `archived` string[], required

## Changes

> 21 revisions in range; 1 not diffed.

- **2026-08-24** `60f934498ae2` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/retraced/apis/api-reference/changes/api/orders/check-order-numbers/post.md)

---

[API](https://skmtc.dev/retraced/apis/api-reference.md) · [All operations](https://skmtc.dev/retraced/apis/api-reference/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/retraced/api-reference/revisions/1df37791a1bb/schema)