---
title: "Delete a specific program by id"
method: DELETE
path: "/programs/{program_id}"
tags: ["Programs"]
---

# Delete a specific program by id

`DELETE /programs/{program_id}`

## Request

- Base URL: `https://api.ionworks.com`
- URL: `https://api.ionworks.com/programs/{program_id}`
- Auth: none declared

Delete an existing lab test program identified by its ID.

Planned measurements and cell measurements referencing this program have
their ``program_id`` set to null (``ON DELETE SET NULL``); they are not
otherwise affected.

## Path parameters

- `program_id` string, uuid, required

## Response `204`

Successful Response

## Other responses

- `422`: Validation Error

## Changes

- **2026-09-30** `ea3d377fec1a`: 1 breaking
  - for the `path` request parameter `program_id`, the format changed from no format to `uuid`

[Operation history](https://skmtc.dev/ionworks/apis/ionworks-api/changes/programs/:program_id/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)