Integrations - Freeagent - Unified.to

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Integration: FreeAgent
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Overview

Company website:

https://www.freeagent.com

Integration launch date:

July 29, 2026

API Categories:

Accounting Passthrough

API Authorization:

OAuth2 flow

Data-regions:

Production Sandbox

ACCOUNTING ACCOUNT

End-API object:

category

Unified API Methods:

List options:

Readable fields:

customer_defined_code id name taxonomy type

Writable fields:

ACCOUNTING BILL

End-API object:

bill

Unified API Methods:

List Get Create Update Remove

Webhooks:

Virtual

List options:

limit offset updated_gte

Readable fields:

balance_amount bill_number contact_id created_at currency due_at id lineitems notes paid_at posted_at status tax_amount total_amount updated_at

Writable fields:

bill_number contact_id due_at lineitems posted_at currency notes

required fields

ACCOUNTING CONTACT

End-API object:

contact

Unified API Methods:

List Get Create Update Remove

List options:

Readable fields:

billing_address company_name created_at emails first_name id is_active last_name name tax_number telephones updated_at

Writable fields:

billing_address company_name emails first_name is_active last_name tax_number telephones

ACCOUNTING INVOICE

End-API object:

invoice

Unified API Methods:

List Get Create Update Remove

Webhooks:

Virtual

List options:

limit offset sort_by_created_at sort_by_updated_at updated_gte

Readable fields:

balance_amount contact_id created_at currency due_at id invoice_number lineitems notes paid_amount paid_at payment_terms posted_at reference status tax_amount term total_amount type updated_at url

Writable fields:

contact_id posted_at currency due_at invoice_number lineitems notes payment_terms reference term

required fields

PASSTHROUGH

Unified API Methods:

POST GET PUT DELETE

List options:

Readable fields:

Writable fields:

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