---
title: "Delete an attribute definition by id"
method: DELETE
path: "/channels/{channelId}"
tags: ["AttributeChannel"]
---

# Delete an attribute definition by id

`DELETE /channels/{channelId}`

## Response `200`

Deletion outcome (whether a definition existed for the id).

- DeleteAttributeChannelResult — Outcome of a delete request.
  - `deleted` boolean, required — True when a definition existed for the id and was removed; false when none existed.

## Other responses

- `401` — unresolved $ref
- `403` — unresolved $ref
- `500` — unresolved $ref

---

[API](https://skmtc.dev/sphereon-opensource/apis/semantic-model-authoring-api.md) · [All operations](https://skmtc.dev/sphereon-opensource/apis/semantic-model-authoring-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/sphereon-opensource/semantic-model-authoring-api/revisions/066699c63e89/schema)