Brazil Payments (Mercado Pago — Pix / cards / boleto)

Create a Brazil payment link in BRL via Mercado Pago Checkout Pro, the largest payment platform in Latin America. Buyer pays with Pix (Brazil's instant payment rail), credit/debit card, or boleto — whatever is enabled on the merchant account. Returns a hosted checkout URL the buyer opens to pay — payment completes automatically, no confirm step. Amounts in BRL reais (decimals allowed, e.g. 49.90). Bring your own Mercado Pago access token via the x-mercadopago-access-token header (free TEST- toke…

Check whether a Brazil payment (created by create_payment_link) has been paid. Searches Mercado Pago payments by external_reference — a reliable pull-based alternative to webhooks. paid=true when status is APPROVED. NO_PAYMENT_YET means the buyer has not attempted payment.

Refund a paid payment (created by create_payment_link). Full refund by default; pass amount for a partial refund where supported. Refunds respect the same owner policy guardrails (x-agentpay-max-amount) as payments — the amount is checked before anything is sent to the gateway.