API integration
RESTful API for invoice creation. Idempotency keys, signed HMAC webhooks, and real-time socket.io events. Build in any language.
curl -X POST https://api.nowpay.finance/v1/invoices \
-H "Authorization: Bearer sk_live_…" \
-H "Content-Type: application/json" \
-d '{
"amount": "129.50",
"network": "bsc",
"external_id": "order_7421"
}'- One endpoint, five EVM chains
- Idempotency keys + HMAC-signed webhooks
- Sub-3s average invoice creation
