Update customer

PUT /api/v1/customers/{customer_id}

Update an existing customer's information.

Operation ID: update_customer_api_v1_customers__customer_id__put · View as markdown · OpenAPI slice

Authentication

Bearer token authentication. Pass your DayZero API token in the Authorization header and the target business UUID in x-business-id.

Parameters

Path

customer_id string required

Request body

Schema: CustomerUpdateRequest

id string: Customer UUID (set from URL path).
name string: Updated customer name.
email string · email: Updated email address.
address string: Updated address.
phone string: Updated phone number.
tax_id string: Updated tax ID.
website string: Updated website URL.
notes string: Updated internal notes.
credit_limit_cents integer: Updated credit limit in cents.
default_payment_term_id string: Updated default payment term ID.
status CounterpartyStatus: Updated status.
category string: Updated category.
invoice_footer string: Custom invoice footer/payment instructions for this customer.

Responses

200 Successful Response

Schema: CustomerResponse

id string required: Customer UUID.
business_id string required: Business UUID.
created_at string · date-time required: Creation timestamp.
updated_at string · date-time required: Last update timestamp.
name string required: Customer name.
email string required: Customer email.
address string: Customer address.
phone string: Customer phone number.
tax_id string: Tax identification number.
website string: Customer website URL.
notes string: Internal notes.
credit_limit_cents integer: Credit limit in cents.
default_payment_term_id string: Default payment term ID.
status string: Customer status.
category string: Business category.
is_deleted boolean: Whether customer is soft deleted.
deleted_at string · date-time: Timestamp when customer was deleted.
stripe_customer_id string: Linked Stripe customer ID.
invoice_footer string: Custom invoice footer/payment instructions for this customer.
contacts array · CustomerContactResponse: Customer contacts.

400 Bad Request - Invalid input

401 Unauthorized - Authentication required

403 Forbidden - Insufficient permissions

404 Not Found - Resource does not exist

422 Validation Error

Schema: HTTPValidationError

detail array · ValidationError ValidationError

5 fields

loc array · string | integer required
msg string required
type string required
input object
ctx object

Code samples

PUT /api/v1/customers/{customer_id}

bash

curl -X PUT 'https://api.ondayzero.com/api/v1/customers/{customer_id}' \
  -H 'Authorization: Bearer dz_your_token' \
  -H 'x-business-id: YOUR_BUSINESS_ID' \
  -H 'Content-Type: application/json' \
  -d '{
  "id": "string",
  "name": "string",
  "email": "string",
  "address": "string",
  "phone": "string",
  "tax_id": "string"
}'

javascript

const response = await fetch('https://api.ondayzero.com/api/v1/customers/{customer_id}', {
  method: 'PUT',
  headers: {
    Authorization: 'Bearer dz_your_token',
    'x-business-id': 'YOUR_BUSINESS_ID',
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
  "id": "string",
  "name": "string",
  "email": "string",
  "address": "string",
  "phone": "string",
  "tax_id": "string"
}),
});
const data = await response.json();

python

import httpx

headers = {
    "Authorization": "Bearer dz_your_token",
    "x-business-id": "YOUR_BUSINESS_ID",
}

payload = {
  "id": "string",
  "name": "string",
  "email": "string",
  "address": "string",
  "phone": "string",
  "tax_id": "string"
}

response = httpx.put("https://api.ondayzero.com/api/v1/customers/{customer_id}", headers=headers, json=payload)
data = response.json()