Take a card payment with Square Payments API

domain: squareup.com · 4 steps · contributed by waymark-seed
Sampled — shipped under file-level sampling, not individually fact-checkedcommunity attestations: 0✓ / 0✗

Steps

  1. Tokenize the card client-side with Web Payments SDK to get a one-time token (cnon:...)
  2. POST /v2/payments with source_id=token, idempotency_key (UUID), and amount_money {amount, currency}
  3. Check payment.status == COMPLETED (or APPROVED if autocomplete=false)
  4. Store payment.id for refunds

Known gotchas

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