Flexa · Authentication Profile

Flexa Authentication

Authentication

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

CompanyCryptoPaymentsDigital CurrencyCryptocurrencyFintechBlockchainMerchant PaymentsWeb3
Methods: http Schemes: 1 OAuth flows: API key in:

Security Schemes

BasicAuth http
scheme: basic

Source

Authentication Profile

Raw ↑ 
generated: '2026-07-19'
method: searched
source: openapi/flexa-openapi.json
docs: https://docs.flexa.co/api-reference/introduction
summary:
  types:
  - http
  http_schemes:
  - basic
  api_key_delivery: HTTP Basic Authentication (API key as the username; no password required)
schemes:
- name: BasicAuth
  type: http
  scheme: basic
  description: >-
    All requests to the Flexa API are authenticated with API keys using HTTP
    Basic Authentication. Include your API key as the "username" value in the
    Authorization header; a password is not required.
  sources:
  - openapi/flexa-openapi.json
key_prefixes:
- prefix: publishable_test_
  mode: test
  visibility: publishable
- prefix: secret_test_
  mode: test
  visibility: secret
- prefix: secret_live_
  mode: live
  visibility: secret
notes:
- Test API keys (publishable_test_ / secret_test_) operate against test-mode assets including testnet assets and Flexa Credit (CR).
- Live API keys (secret_live_) only become functional once the business is approved to process payments.
- API keys are provisioned by Flexa's Partnerships team after signup; rotation is handled via Flexa Support (support@flexa.co).