Update customer details

Update an existing customer's information

Related endpoints

• GET /customers/{customerId}/invoices — List customer invoices
• GET /customers/{customerId}/subscriptions — List customer subscriptions
• GET /customers/{customerId}/orders — List customer orders
• GET /customers/{customerId}/payments — List customer payments
• PUT /customers/external/batch — Batch upsert customers by external ID
• POST /customers — Create a new customer
• GET /customers — List customers
• GET /customers/{id} — Get customer by ID

Common errors

• 401 unauthenticated — missing, malformed, or revoked API key.
• 404 resource_missing — the referenced resource does not exist or is not visible to your key.

Idempotency

Pass an Idempotency-Key header (UUID v4 recommended) to make retries safe. Keys are valid for 24 hours; see the idempotency guide.

curl -X PATCH "https://api.revkeen.com/v2/customers/00000000-0000-0000-0000-000000000000" \  -H "x-api-key: $REVKEEN_API_KEY" \  -H "Content-Type: application/json" \  -d '{    "email": "customer@example.com",    "name": "string",    "phone": "string",    "metadata": {},    "customFields": {}  }'

{
  "data": {
    "id": "497f6eca-6276-4993-bfeb-53cbbbba6f08",
    "merchantId": "c3073b9d-edd0-49f2-a28d-b7ded8ff9a8b",
    "merchantRefId": "string",
    "email": "user@example.com",
    "name": "string",
    "phone": "string",
    "authUserId": "5a3cace6-919f-4109-8313-c3a2264a4134",
    "metadata": {},
    "customFields": {},
    "createdAt": "2019-08-24T14:15:22Z",
    "updatedAt": "2019-08-24T14:15:22Z"
  }
}