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POST
Create Many Customers
Bulk bodies use { "inputs": [ ... ] } (plural) — not the singular input wrapper. See Money & payloads.

Authorizations

Authorization
string
header
required

Your API key, sent in the Authorization header: Authorization: YOUR_API_KEY. A Bearer prefix is also accepted (Authorization: Bearer YOUR_API_KEY). Keys are created in the Upwell dashboard (Account → API keys) and are scoped to one organization.

Body

application/json

Query parameters can also be provided in the request body as a JSON object

inputs
CustomersInsertInput · object[]

Response

Responses for POST /api/rest/bulk-customers

createCustomers
CustomersMutationResponse · object | null

response of any mutation on the table "customers"