Developer Resources

Start building in minutes

Collect payments with a few lines of code. Designed for developers who want to ship fast.

Accept a payment

Tokenize payment details client-side, charge server-side. PCI compliant by default.

curl https://sandbox.halopaygateway.com/api/payment \
  -u sk_test_abc123: \
  -d token=tok_visa \
  -d amount=4900 \
  -d currency=usd
Test with sandbox credentials • View test cards

5-minute quickstart

Get your first payment working with our step-by-step guide and sandbox environment.

Start building

Embedded checkout

Drop secure hosted fields into your page. Reduce PCI scope and go live faster.

Try live demo

Real-time events

Listen for payment events with webhooks. Handle success, refunds, and disputes automatically.

Webhooks guide
Production ready

Ready to go live?

Get production credentials, enable live mode, and start processing real payments today.

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