---
title: "Unlinks all Tags with the SourceDocuments and returns the number of removed Links."
method: DELETE
path: "/tag/bulk/unlink"
tags: ["tag"]
---

# Unlinks all Tags with the SourceDocuments and returns the number of removed Links.

`DELETE /tag/bulk/unlink`

## Request body

- SourceDocumentTagMultiLink
  - `source_document_ids` integer[], required — List of IDs of SourceDocuments
  - `tag_ids` integer[], required — List of IDs of Tags

## Response `200`

Successful Response

- integer

## Other responses

- `422` — Validation Error

## Changes

- **2026-07-15** `1af5a8046f20` — 2 info
  - added the optional property `detail/items/ctx` to the response with the `422` status
  - added the optional property `detail/items/input` to the response with the `422` status
- **2025-08-22** `53e769440a25` — 2 warning
  - removed the optional property `detail/items/ctx` from the response with the `422` status
  - removed the optional property `detail/items/input` from the response with the `422` status

[Change history](https://skmtc.dev/uhh-lt/apis/discourse-analysis-tool-suite-api/changes/tag/bulk/unlink/delete.md)

---

[API](https://skmtc.dev/uhh-lt/apis/discourse-analysis-tool-suite-api.md) · [All operations](https://skmtc.dev/uhh-lt/apis/discourse-analysis-tool-suite-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/uhh-lt/discourse-analysis-tool-suite-api/revisions/4c6052711f99/schema)