---
title: "Fetching a list of Custom Field Sets"
method: GET
path: "/custom_field_sets"
tags: ["Custom Field Sets"]
---

# Fetching a list of Custom Field Sets

`GET /custom_field_sets`

## Request

- Base URL: `https://api.mavenlink.com/api/v1`
- URL: `https://api.mavenlink.com/api/v1/custom_field_sets`
- Auth: none declared

This endpoint returns structured Custom Field Set objects.
As with all Kantata OX API endpoints, the returned data will be referenced in sorted order in the `results` array
and will be indexed by ID in the `custom_field_sets` top-level JSON key.
Please see our [Response Format](#section/Response-Format) section for more information.

## Query parameters

- `created_after` string, date-time
- `created_before` string, date-time
- `external_reference_external_message` string
- `external_reference_external_status` string
- `external_reference_service_model` string
- `external_reference_service_model_ref` integer
- `external_reference_service_model_refs` string
- `external_reference_service_name` string
- `external_reference_status` string
- `has_external_references` boolean
- `include` string
- `only` string
- `order` string
- `page` integer
- `per_page` integer
- `updated_after` string, date-time
- `updated_before` string, date-time
- `with_subject_type` string
- `without_external_reference_service_name` string

## Response `200`

A list of Custom Field Sets have been retrieved.

- object
  - `count` integer
  - `meta` object
    - `count` integer
    - `page_count` integer
    - `page_number` integer
    - `page_size` integer
  - `results` object[]
    - `key` string
    - `id` string
  - `custom_field_sets` object
  - `external_references` object
  - `custom_fields` object

## Other responses

- `400`: Bad Request
- `401`: Unauthorized request
- `403`: Forbidden request
- `404`: Page Not Found
- `422`: Unprocessable Entity
- `503`: Service is unavailable

---

[API](https://skmtc.dev/kantata/apis/kantata-ox-api-documentation.md) - [All operations](https://skmtc.dev/kantata/apis/kantata-ox-api-documentation/llms.txt) - [OpenAPI document](https://skmtc.dev/kantata/apis/kantata-ox-api-documentation/revisions/9d4ebed2fa98?raw)