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Stax integration

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Overview

Company website:

https://staxpayments.com

Integration launch date:

November 2, 2026

API Categories:

Payments Accounting E-Commerce HR & Directory Passthrough

API Authorization:

API Key

ACCOUNTING CONTACT

End-API object:

customer

Unified API Methods:

List Get Create Update Remove

List options:

limit offset order query sort_by_created_at sort_by_name

Readable fields:

billing_address company_name created_at emails first_name id identification is_active is_customer last_name name notes telephones updated_at

Writable fields:

billing_address company_name emails first_name identification last_name notes telephones

ACCOUNTING INVOICE

End-API object:

invoice

Unified API Methods:

List Get Create Update Remove

List options:

limit offset query

Readable fields:

balance_amount contact_id created_at due_at id lineitems notes paid_amount paid_at posted_at status sub_total_amount tax_amount total_amount type updated_at url

Writable fields:

contact_id due_at lineitems notes posted_at sub_total_amount tax_amount total_amount url

COMMERCE ITEM

End-API object:

item

Unified API Methods:

List Get Create Update Remove

List options:

limit offset query

Readable fields:

created_at description global_code id is_active is_taxable name prices tags total_stock type updated_at

Writable fields:

name description global_code is_active is_taxable prices tags total_stock type

required fields

HRIS EMPLOYEE

End-API object:

user

Unified API Methods:

List options:

Readable fields:

created_at emails employee_roles employment_status first_name id image_url last_name name updated_at

Writable fields:

PAYMENT LINK

End-API object:

payment_link

Unified API Methods:

List Get Remove

List options:

limit offset order query sort_by_created_at sort_by_name

Readable fields:

amount created_at description id is_active updated_at url

Writable fields:

PAYMENT PAYMENT

End-API object:

transaction

Unified API Methods:

List options:

contact_id limit offset order sort_by_created_at start_gte

Readable fields:

card_last4 contact_id created_at currency id invoice_id notes payment_method status tender_type total_amount type updated_at

Writable fields:

PAYMENT REFUND

End-API object:

transaction

Unified API Methods:

List options:

limit offset order sort_by_created_at

Readable fields:

created_at currency id notes payment_id refunded_at status tender_type total_amount updated_at

Writable fields:

PAYMENT SUBSCRIPTION

End-API object:

schedule

Unified API Methods:

List Create Update Remove

List options:

contact_id limit offset order sort_by_created_at

Readable fields:

canceled_at contact_id created_at current_period_end_at current_period_start_at description end_at id interval interval_unit lineitems start_at status total_amount updated_at

Writable fields:

contact_id description end_at interval interval_unit lineitems start_at status total_amount

PASSTHROUGH

Unified API Methods:

POST GET PUT DELETE

List options:

Readable fields:

Writable fields:

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