SparkPost · Authentication Profile

Sparkpost Authentication

Authentication

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

EmailTransactional EmailMarketing EmailEmail DeliverySMTPWebhooksAnalyticsTemplatesSuppression List
Methods: apiKey Schemes: 1 OAuth flows: API key in: header

Security Schemes

ApiKeyAuth apiKey
· in: header (Authorization)

Source

Authentication Profile

Raw ↑ 
generated: '2026-07-11'
method: derived
source: openapi/sparkpost-events-openapi.yml, openapi/sparkpost-inbound-openapi.yml, openapi/sparkpost-metrics-openapi.yml,
  openapi/sparkpost-recipient-lists-openapi.yml, openapi/sparkpost-sending-domains-openapi.yml,
  openapi/sparkpost-subaccounts-openapi.yml, openapi/sparkpost-suppression-list-openapi.yml,
  openapi/sparkpost-templates-openapi.yml, openapi/sparkpost-transmissions-openapi.yml, openapi/sparkpost-webhooks-openapi.yml
summary:
  types:
  - apiKey
  api_key_in:
  - header
schemes:
- name: ApiKeyAuth
  type: apiKey
  in: header
  parameter: Authorization
  sources:
  - openapi/sparkpost-events-openapi.yml
  - openapi/sparkpost-inbound-openapi.yml
  - openapi/sparkpost-metrics-openapi.yml
  - openapi/sparkpost-recipient-lists-openapi.yml
  - openapi/sparkpost-sending-domains-openapi.yml
  - openapi/sparkpost-subaccounts-openapi.yml
  - openapi/sparkpost-suppression-list-openapi.yml
  - openapi/sparkpost-templates-openapi.yml
  - openapi/sparkpost-transmissions-openapi.yml
  - openapi/sparkpost-webhooks-openapi.yml