---
title: "Update Feature"
method: PATCH
path: "/api/v3/admin/features/{feature_key}"
tags: ["admin", "features"]
---

# Update Feature

`PATCH /api/v3/admin/features/{feature_key}`

## Request

- Base URL: `https://api.endless.health` (the document declares no server; this is the origin it was published from)
- URL: `https://api.endless.health/api/v3/admin/features/{feature_key}`
- Auth: none declared

Update a feature definition.

Note: Consider updating feature_constants.py and re-seeding instead.

## Path parameters

- `feature_key` string, required

## Request body

- FeatureUpdateSchema: Schema for updating a feature definition
  - `name` string, nullable
  - `type` 'RELEASE_FLAG' | 'ENTITLEMENT': Feature type enum - defines whether feature is a release flag or entitlement
  - `default_enabled` boolean, nullable
  - `config_schema` object, nullable
  - `default_config` object, nullable

## Response `200`

Successful Response

- FeatureSchema: Schema for feature definition
  - `id` integer, required
  - `key` string, required
  - `name` string, required
  - `type` 'RELEASE_FLAG' | 'ENTITLEMENT', required: Feature type enum - defines whether feature is a release flag or entitlement
  - `default_enabled` boolean, required
  - `config_schema` object, nullable
  - `default_config` object, nullable
  - `created_at` string, date-time, required
  - `updated_at` string, date-time, required

## Other responses

- `404`: Not found
- `422`: Validation Error

---

[API](https://skmtc.dev/endless/apis/eh-core-v3-api-prod.md) - [All operations](https://skmtc.dev/endless/apis/eh-core-v3-api-prod/llms.txt) - [OpenAPI document](https://skmtc.dev/endless/apis/eh-core-v3-api-prod/revisions/9046a1eb2d0c?raw)