Atomic · Authentication Profile

Atomic Fi Authentication

Authentication

Atomic secures its APIs with apiKey across 2 declared security schemes, as derived from its OpenAPI definitions.

FintechPayrollDirect DepositIncome VerificationEmployment VerificationFinancial ConnectivityEmbedded Finance
Methods: apiKey Schemes: 2 OAuth flows: API key in: header

Security Schemes

ApiKeyAuth apiKey
· in: header (x-api-key)
PublicTokenAuth apiKey
· in: header (x-public-token)

Source

Authentication Profile

Raw ↑ 
generated: '2026-07-11'
method: derived
source: openapi/atomic-fi-openapi.yml
summary:
  types:
  - apiKey
  api_key_in:
  - header
schemes:
- name: ApiKeyAuth
  type: apiKey
  in: header
  parameter: x-api-key
  description: API Key sent in the x-api-key header, paired with the x-api-secret header. Used
    for backend-to-backend calls.
  sources:
  - openapi/atomic-fi-openapi.yml
- name: PublicTokenAuth
  type: apiKey
  in: header
  parameter: x-public-token
  description: Public token for permitted client-side requests.
  sources:
  - openapi/atomic-fi-openapi.yml