---
title: "Update Custom Field Values"
method: PUT
path: "/services/{id}/custom_fields/values"
tags: ["Services"]
---

# Update Custom Field Values

`PUT /services/{id}/custom_fields/values`

Set custom field values for a service.

Scoped OAuth requires: `services.write`

## Path parameters

- `id` string, required

## Headers

- `Accept` string, required
- `Content-Type` 'application/json', required

## Request body

- object
  - `custom_fields` ServiceCustomFieldsFieldValueUpdateModel[], required
    - union — During updates: - Omitted fields remain unchanged - Null values reset fields - Provided values update fields Note: All updates succeed or none are applied.
      - object
        - `id` Id, required — unresolved $ref
        - `value` union, required
          - 0 — unresolved $ref
          - 4 — unresolved $ref
          - 1 — unresolved $ref
          - 2 — unresolved $ref
          - 3 — unresolved $ref
          - 5 — unresolved $ref
      - object
        - `name` Name, required — unresolved $ref
        - `value` union, required
          - 0 — unresolved $ref
          - 4 — unresolved $ref
          - 1 — unresolved $ref
          - 2 — unresolved $ref
          - 3 — unresolved $ref
          - 5 — unresolved $ref

## Response `201`

The custom field values were updated.

- object
  - `custom_fields` ServiceCustomFieldsFieldValueReadModel[], required
    - `data_type` DataType — unresolved $ref
    - `description` Description — unresolved $ref
    - `display_name` DisplayName — unresolved $ref
    - `field_type` FieldType — unresolved $ref
    - `id` Id — unresolved $ref
    - `name` Name — unresolved $ref
    - `type` 'field_value' — Determines the type of the reference.
    - `value` union
      - 0 — unresolved $ref
      - 1 — unresolved $ref
      - 2 — unresolved $ref
      - 3 — unresolved $ref
      - 4 — unresolved $ref
      - 5 — unresolved $ref

## Other responses

- `400` — Caller provided invalid arguments. Please review the response for error details. Retrying with the same arguments will *not* work.
- `403` — Caller is not authorized to view the requested resource. While your authentication is valid, the authenticated user or token does not have permission to perform this action.
- `404` — The requested resource was not found.
- `500` — Internal Server Error the PagerDuty server experienced an error.

---

[API](https://skmtc.dev/pagerduty/apis/rest-api.md) · [All operations](https://skmtc.dev/pagerduty/apis/rest-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/pagerduty/rest-api/revisions/b679a8f3f02c/schema)