---
title: "Update Custom Enum"
method: PATCH
path: "/custom-enums/{enum_id}"
tags: ["custom-enums"]
deprecated: true
---

# Update Custom Enum

`PATCH /custom-enums/{enum_id}`

> **Deprecated.**

Reject the retired custom-enum update endpoint.

Args:
    enum_id: Identifier from the path; unused.

Raises:
    HTTPException: Always raised with 410 Gone.

## Path parameters

- `enum_id` string, required

## Other responses

- `410` — Custom enums are retired.
- `422` — Validation Error

## Changes

- **2026-09-24** `1cffaad2a921` — 2 breaking, 1 warning, 3 info
  - removed the request body
  - removed the success response with the status `200`
  - removed the optional property `detail` from the response with the `422` status
  - endpoint deprecated
  - …2 more

[Change history](https://skmtc.dev/pioneer/apis/brain-api/changes/custom-enums/:enum_id/patch.md)

---

[API](https://skmtc.dev/pioneer/apis/brain-api.md) · [All operations](https://skmtc.dev/pioneer/apis/brain-api/llms.txt) · [OpenAPI document](https://skmtc.dev/pioneer/apis/brain-api/revisions/1cffaad2a921?raw)