---
title: "Remove a cell specification's CAD model"
method: DELETE
path: "/cell_specifications/{cell_spec_id}/cad"
tags: ["Cell Specifications"]
---

# Remove a cell specification's CAD model

`DELETE /cell_specifications/{cell_spec_id}/cad`

## Request

- Base URL: `https://api.ionworks.com`
- URL: `https://api.ionworks.com/cell_specifications/{cell_spec_id}/cad`
- Auth: none declared

Detach and delete the CAD model and thumbnail. A no-op when none is set.

## Path parameters

- `cell_spec_id` string, uuid, required

## Response `204`

Successful Response

## Other responses

- `422`: Validation Error

## Changes

- **2026-10-04** `1f50d4b61910`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/ionworks/apis/ionworks-api/changes/cell_specifications/:cell_spec_id/cad/delete.md)

---

[API](https://skmtc.dev/ionworks/apis/ionworks-api.md) - [All operations](https://skmtc.dev/ionworks/apis/ionworks-api/llms.txt) - [OpenAPI document](https://skmtc.dev/ionworks/apis/ionworks-api/revisions/abebbbc5f60a?raw)