ZyndPay developers
Build with ZyndPay.
Accept USDT payments, issue payouts, manage subscriptions. A single REST API, SDKs in 3 languages, and a sandbox that mirrors production.
Start where it hurts
Accept a payment
Create a paylink via API, receive a webhook when the customer pays, settle in USDT.
Send a payout
Whitelist a destination address, then trigger payouts from your backend with idempotency keys.
Verify webhooks
HMAC-SHA256 over the raw body. Copy-paste examples in 6 languages.
Use the SDKs
Typed clients for TypeScript, Python, and PHP. One-line install, native error types.
Environments
Production
https://api.zyndpay.io/v1Real settlements on TRON mainnet. Requires a live API key.
Sandbox
https://api.zyndpay.io/v1Send x-zyndpay-sandbox: true with a sandbox key. No blockchain broadcast, no real money moves.