---
title: "List custom-field definitions"
method: GET
path: "/custom-fields/definitions"
tags: ["custom-fields"]
---

# List custom-field definitions

`GET /custom-fields/definitions`

## Request

- Base URL: `https://api.onplana.com/api`
- URL: `https://api.onplana.com/api/custom-fields/definitions`
- Auth: one of:
  - HTTP bearer
  - API key in header `Authorization`

## Query parameters

- `entityType` string

## Headers

- `X-Organization-Id` string, required

## Response `200`

Array of CustomFieldDefinition

## Other responses

- `400`: Validation error
- `401`: Unauthorized - missing or invalid JWT

---

[API](https://skmtc.dev/onplana/apis/onplana-api.md) · [All operations](https://skmtc.dev/onplana/apis/onplana-api/llms.txt) · [OpenAPI document](https://skmtc.dev/onplana/apis/onplana-api/revisions/c3d6c89e9dc8?raw)