
SmartFastPay
Your payment intermediary specialized in Latin America
Website: www.smartfastpay.com
Set up Merchant Account
Step 1: Create Merchant Account
To create an account send connection request at the www.smartfastpay.com or contact manager directly. Submit the required documents to verify your account and gain access.
Step 2: Get required credentials
Credentials that have to be issued:
- smartfastpay__client_id → Client ID
- smartfastpay__client_secret → Client Secret
- smartfastpay__webhook_secret → Webhook Secret
Question
"Having issues with your credentials?" Please contact our support team!
Connect Merchant Account
Step 1. Connect merchant account at the Corefy Dashboard
Press Connect at SmartFastPay Provider Overview page in 'New connection' section and press Connect button to open Connection form.

Enter credentials:
- Client ID
- Client Secret
- Webhook Secret
- Test Mode: Enable if you are using sandbox credentials.
Success
You have connected SmartFastPay merchant account!
API examples:
Minimum data set to create a payment invoices for pix_brl_hpp service
SALE
POST /api/payment-invoices HTTP/1.0
{
"data": {
"type": "payment-invoice",
"attributes": {
"reference_id": "1f2aa3ca-abd8-4741-980d-4017ed30cb8c",
"service": "pix_brl_hpp",
"currency": "BRL",
"amount": 5,
"customer": {
"reference_id": "85af8385-d00e-4f58-ab1f-3a527fdf2d3b",
"name": "John Doe",
"email": "johndoe@mail.com"
},
"test_mode": false
}
}
}