Invoice Ninja · Authentication Profile

Invoice Ninja Authentication

Authentication

Invoice Ninja secures its APIs with apiKey across 1 declared security scheme, as derived from its OpenAPI definitions.

InvoicingBillingPaymentsAccountingOpen SourceFreelancersSMB
Methods: apiKey Schemes: 1 OAuth flows: API key in: header

Security Schemes

apiToken apiKey
· in: header (X-Api-Token)

Source

Authentication Profile

Raw ↑ 
generated: '2026-07-11'
method: derived
source: openapi/invoice-ninja-openapi.yml
summary:
  types:
  - apiKey
  api_key_in:
  - header
schemes:
- name: apiToken
  type: apiKey
  in: header
  parameter: X-Api-Token
  description: |-
    API token created in the Invoice Ninja settings. Self-hosted installs
    may additionally require an `X-Api-Secret` header.
  sources:
  - openapi/invoice-ninja-openapi.yml