Flagsmith · Authentication Profile

Flagsmith Authentication

Authentication

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

Methods: apiKey Schemes: 2 OAuth flows: API key in: header

Security Schemes

apiKeyAuth apiKey
· in: header (Authorization)
environmentKey apiKey
· in: header (X-Environment-Key)

Source

Authentication Profile

Raw ↑ 
generated: '2026-07-11'
method: derived
source: openapi/flagsmith-admin-api-openapi.yml, openapi/flagsmith-flags-api-openapi.yml
summary:
  types:
  - apiKey
  api_key_in:
  - header
schemes:
- name: apiKeyAuth
  type: apiKey
  in: header
  parameter: Authorization
  description: A secret Organisation API Token prefixed with 'Api-Key'. For example, 'Api-Key
    your-token-here'. This token should never be exposed in client-side code.
  sources:
  - openapi/flagsmith-admin-api-openapi.yml
- name: environmentKey
  type: apiKey
  in: header
  parameter: X-Environment-Key
  description: A non-secret environment key used to identify which Flagsmith environment to
    evaluate flags against. This key is safe to include in client-side code.
  sources:
  - openapi/flagsmith-flags-api-openapi.yml

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