---
title: "Permanently remove collection items"
method: DELETE
path: "/v1/collection/remove"
tags: ["Collection"]
---

# Permanently remove collection items

`DELETE /v1/collection/remove`

Permanently remove hidden items from the collection. This cannot be undone. The attachment entity is preserved for chat history.

## Request body

- CollectionItemIdsDto
  - `ids` string[], required — Array of collection item (attachment) IDs

## Response `200`

Items permanently removed

- CollectionBatchResultDto
  - `affected` number, required — Number of items affected by the operation

---

[API](https://skmtc.dev/miaai/apis/backend-template-api.md) · [All operations](https://skmtc.dev/miaai/apis/backend-template-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/miaai/backend-template-api/revisions/2a8d88a5124f/schema)