---
title: "Update customer custom field value"
method: PATCH
path: "/v2/customers/{id}/custom-fields/{customFieldId}"
tags: ["Customers.Custom Fields"]
---

# Update customer custom field value

`PATCH /v2/customers/{id}/custom-fields/{customFieldId}`

## Request

- Base URL: `https://api.carecycle.ai`
- URL: `https://api.carecycle.ai/v2/customers/{id}/custom-fields/{customFieldId}`
- Auth: API key in header `x-api-key`

Change a custom field's value on a customer.

## Path parameters

- `id` string, uuid, required: Customer ID
- `customFieldId` string, uuid, required: Custom field value ID

## Request body

- PatchV2CustomersIdCustomFieldsCustomFieldIdRequestBody
  - `textValue` string, nullable
  - `numberValue` string, nullable
  - `booleanValue` boolean, nullable
  - `dateValue` string, date-time, nullable: Custom field date-time value. ISO 8601 timestamp
  - `selectValue` string, nullable
  - `multiSelectValue` string[], nullable

## Response `200`

PATCH /v2/customers/:id/custom-fields/:customFieldId Positive response

- PatchV2CustomersIdCustomFieldsCustomFieldIdPositiveResponse
  - `id` string, uuid, required
  - `createdAt` string, date-time, nullable, required: Custom field value creation time. ISO 8601 timestamp
  - `updatedAt` string, date-time, nullable, required: Custom field value last update time. ISO 8601 timestamp
  - `fieldDefinitionId` string, uuid, required
  - `recordId` string, uuid, required
  - `recordType` 'customers' | 'policies', required
  - `textValue` string, nullable, required
  - `numberValue` string, nullable, required
  - `booleanValue` boolean, nullable, required
  - `dateValue` string, date-time, nullable, required: Custom field date-time value. ISO 8601 timestamp
  - `selectValue` string, nullable, required
  - `multiSelectValue` string[], nullable, required

## Other responses

- `400`: PATCH /v2/customers/:id/custom-fields/:customFieldId Negative response 400
- `401`: PATCH /v2/customers/:id/custom-fields/:customFieldId Negative response 401
- `403`: PATCH /v2/customers/:id/custom-fields/:customFieldId Negative response 403
- `404`: PATCH /v2/customers/:id/custom-fields/:customFieldId Negative response 404
- `409`: PATCH /v2/customers/:id/custom-fields/:customFieldId Negative response 409
- `422`: PATCH /v2/customers/:id/custom-fields/:customFieldId Negative response 422
- `429`: PATCH /v2/customers/:id/custom-fields/:customFieldId Negative response 429
- `500`: PATCH /v2/customers/:id/custom-fields/:customFieldId Negative response 500
- `502`: PATCH /v2/customers/:id/custom-fields/:customFieldId Negative response 502
- `503`: PATCH /v2/customers/:id/custom-fields/:customFieldId Negative response 503

---

[API](https://skmtc.dev/carecycle/apis/carecycle-public-api.md) - [All operations](https://skmtc.dev/carecycle/apis/carecycle-public-api/llms.txt) - [OpenAPI document](https://skmtc.dev/carecycle/apis/carecycle-public-api/revisions/9534fc3b0a65?raw)