The accounts API is for creating accounts for new customers on Gusto. With a minimum amount of information, partners may create a user, company, and the related permissions to go from setup onboarding information.

Note This endpoint requires authorization via Token Authentication with an API token. Normal OAuth credentials will not allow account creation.


Attribute Type Read-Only Optional Default Description
user Object       Information for the primary payroll administrator for the new company
user:first_name String       First name of the primary payroll administrator
user:last_name String       Last name of the primary payroll administrator
user:email String       Email address for primary payroll administrator. Will also be used as their login.
user:phone String   X   Phone number for primary payroll administrator.
company Object       Information for the new company
company:name String       Company name. Must be at least two characters long.
company:trade_name String   X   Company legal name.
company:ein String   X   Company’s EIN (aka FEIN)
company:states Array       List of states (two letter abbreviations) in which the company operates.
company:mailing_address Object   X   Company’s mailing address
company:mailing_address:street_1 String   X   Mailing address’s street 1 field
company:mailing_address:street_2 String   X   Mailing address’s street 2 field
company:mailing_address:city String   X   Mailing address’s city
company:mailing_address:zip String   X   Mailing address’s zip code
company:mailing_address:state String   X   Mailing address’s city
company:mailing_address:phone String   X   Mailing address location’s phone number
partner Object   X   Partnership information. If this field is specified then name, company_id, and user_id must be present.
partner:name String       Name of your application as registered for Gusto API access
partner:company_id String       Company ID on your platform, for linking with equivalent Gusto entity
partner:user_id String       User ID on your platform, for linking with equivalent Gusto entity
partner:accounting_firm_id String   X   ID of Accounting Firm that manages the company on your platform.

Create a new account


Endpoint: /v1/accounts

Returns: OAuth authorization code for new user or errors which prevented creation

Response Codes: 200, 422

Sample Request Body:

  "user": {
    "first_name": "Frank",
    "last_name": "Ocean",
    "email": "",
    "phone": "2345558899"
  "company": {
    "name": "Frank's Walrus Emporium",
    "trade_name": "Franklin Emporium",
    "ein": "123456789",
    "states": ["CA", "WA", "TN"]
  "partner": {
    "name": "Xero",
    "company_id": "112233445566",
    "user_id": "abcdef1234",
    "accounting_firm_id": "wxyz123456"

Sample Response Body

  "authorization_code": "4a8a08f09d37b73795649038408b5f3333f5b80483094659737b73d90f80a8a4",
  "user_id": 7757869449880258,
  "company_id": 7757616923697256