---
title: "documents.unlink-duplicate"
method: POST
path: "/capabilities/documents.unlink-duplicate"
tags: ["Capabilities"]
---

# documents.unlink-duplicate

`POST /capabilities/documents.unlink-duplicate`

Remove one document from its duplicate group. If the selected document is the group master, the remaining duplicates are either dissolved or reassigned to a replacement master.

## Request body

- object
  - `documentId` string, required — Document ID to remove from its duplicate group
  - `replacementMasterId` string — Optional duplicate child ID to promote when unlinking the current master

## Response `200`

Successful response

- object
  - `success` boolean
  - `code` integer
  - `data` object
    - `result` object — Capability-specific result

## Other responses

- `400` — Invalid input
- `401` — Authentication required
- `404` — Resource not found

---

[API](https://skmtc.net/receiptor/apis/receiptor-ai-api.md) · [All operations](https://skmtc.net/receiptor/apis/receiptor-ai-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/receiptor/receiptor-ai-api/versions/da17f0eb65a2/schema)