Guides

These guides explain concepts shared by the Cashela APIs. When a product guide is more specific, the product guide takes precedence: see the Pay-In API and the Pay-Out API.

Guide	What it covers
Errors	Error responses and how to handle them. For Pay-In, see Pay-In errors.
Idempotency	Retrying safely without duplicating operations. For Pay-In, see Idempotency and safe retries.
Webhooks	Receiving and verifying notifications. For Pay-In, see Pay-In webhooks.
Field validation	Data types and formats. For Pay-In payer data, see Payer data & documents.
FX behavior & rate locking	Exchange rates, spreads and fees.
Settlement times & processing	When funds are available.
Rate locking rules (quotation)	How a payout quotation locks its rate.

New to Cashela? Start with the Quick start and the Platform overview.