Complete reference for all AdyenClient configuration options.
Application config
# config/config.exs
config :adyen_client,
api_key: System.get_env("ADYEN_API_KEY"),
environment: :test,
merchant_account: "YourMerchantECOM",
timeout: 30_000,
max_retries: 3,
webhook_hmac_key: System.get_env("ADYEN_HMAC_KEY")
# config/prod.exs
config :adyen_client, environment: :liveRuntime override
custom = AdyenClient.Config.load!(%{api_key: "other_key", environment: :live})
AdyenClient.Checkout.Sessions.create(%{...}, config: custom)Validation
AdyenClient.Config.load/1 returns {:ok, config} or {:error, message}.
AdyenClient.Config.load!/1 raises ArgumentError on invalid config.
Required: :api_key. All other keys have defaults.