> ## Documentation Index
> Fetch the complete documentation index at: https://waffo.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Integration overview

> An overview of Waffo's core capabilities and integration flow as a one-stop global payments platform.

export const CardGroup = ({children, cols = 2}) => {
  const items = Array.isArray(children) ? children.filter(Boolean) : [children];
  const layoutColumns = items.length === 3 ? 3 : cols === 1 ? 1 : 2;
  return <div className="waffo-guide-cards not-prose my-4 grid gap-4" data-columns={layoutColumns}>
      <style>{`
        .waffo-guide-cards {
          grid-template-columns: minmax(0, 1fr) !important;
        }
        .waffo-guide-cards .waffo-clickable-card {
          transition:
            transform 180ms ease,
            border-color 180ms ease,
            box-shadow 180ms ease,
            background 180ms ease !important;
        }
        html:not(.dark) .waffo-guide-cards .waffo-clickable-card:hover {
          border-color: rgba(109, 145, 245, 0.45) !important;
        }
        html.dark .waffo-guide-cards .waffo-clickable-card:hover,
        .dark .waffo-guide-cards .waffo-clickable-card:hover {
          border-color: rgba(109, 145, 245, 0.45) !important;
        }
        @media (min-width: 768px) {
          .waffo-guide-cards[data-columns="2"],
          .waffo-guide-cards[data-columns="3"] {
            grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
          }
          .waffo-guide-cards[data-columns="3"] .waffo-guide-card:nth-of-type(3) {
            grid-column: 1 / -1 !important;
          }
        }
      `}</style>
      {items}
    </div>;
};

export const Card = ({title, icon, href, children}) => {
  const resolvedHref = (() => {
    if (!href || typeof href !== "string") return href;
    if (!href.startsWith("/") || href.startsWith("//")) return href;
    if (typeof window === "undefined") return href;
    const docsPrefixMatch = window.location.pathname.match(/^\/docs(?=\/|$)/);
    const docsPrefix = docsPrefixMatch ? docsPrefixMatch[0] : "";
    if (!docsPrefix) {
      return href.startsWith("/docs/") ? href.slice(5) : href;
    }
    return href.startsWith(`${docsPrefix}/`) ? href : `${docsPrefix}${href}`;
  })();
  const Wrapper = resolvedHref ? "a" : "div";
  const interactiveClass = resolvedHref ? "waffo-clickable-card" : "";
  return <Wrapper href={resolvedHref} className={`waffo-guide-card waffo-hover-card block rounded-xl border border-slate-200 dark:border-neutral-700 bg-gradient-to-b from-slate-50 to-white dark:from-neutral-900 dark:to-neutral-950 p-6 no-underline ${interactiveClass}`}>
      <div className="flex flex-col items-start gap-3">
        <span className="inline-flex h-10 w-10 items-center justify-center rounded-lg border border-slate-200 dark:border-neutral-700 bg-white dark:bg-neutral-900 text-blue-700 dark:text-[#4D7CFF]">
          <svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round" aria-hidden="true">
            {icon === "arrow-right" && <path d="M5 12h14M13 5l7 7-7 7" />}
            {icon === "bell" && <path d="M10 21h4M18 8a6 6 0 0 0-12 0c0 7-3 7-3 9h18c0-2-3-2-3-9" />}
            {icon === "code" && <>
                <path d="m16 18 6-6-6-6" />
                <path d="m8 6-6 6 6 6" />
              </>}
            {icon === "globe" && <>
                <circle cx="12" cy="12" r="10" />
                <path d="M2 12h20" />
                <path d="M12 2a15.3 15.3 0 0 1 0 20" />
                <path d="M12 2a15.3 15.3 0 0 0 0 20" />
              </>}
            {icon === "gear" && <>
                <circle cx="12" cy="12" r="3" />
                <path d="M19.4 15a1.7 1.7 0 0 0 .3 1.9l.1.1a2 2 0 1 1-2.8 2.8l-.1-.1a1.7 1.7 0 0 0-1.9-.3 1.7 1.7 0 0 0-1 1.6V21a2 2 0 1 1-4 0v-.1a1.7 1.7 0 0 0-1-1.6 1.7 1.7 0 0 0-1.9.3l-.1.1a2 2 0 1 1-2.8-2.8l.1-.1a1.7 1.7 0 0 0 .3-1.9 1.7 1.7 0 0 0-1.6-1H3a2 2 0 1 1 0-4h.1a1.7 1.7 0 0 0 1.6-1 1.7 1.7 0 0 0-.3-1.9l-.1-.1a2 2 0 1 1 2.8-2.8l.1.1a1.7 1.7 0 0 0 1.9.3H9a1.7 1.7 0 0 0 1-1.6V3a2 2 0 1 1 4 0v.1a1.7 1.7 0 0 0 1 1.6 1.7 1.7 0 0 0 1.9-.3l.1-.1a2 2 0 1 1 2.8 2.8l-.1.1a1.7 1.7 0 0 0-.3 1.9v.1a1.7 1.7 0 0 0 1.6 1h.1a2 2 0 1 1 0 4H21a1.7 1.7 0 0 0-1.6 1Z" />
              </>}
            {icon === "shield-check" && <>
                <path d="M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10Z" />
                <path d="m9 12 2 2 4-4" />
              </>}
            {icon === "circle-check" && <>
                <circle cx="12" cy="12" r="10" />
                <path d="m9 12 2 2 4-4" />
              </>}
            {icon === "arrow-trend-up" && <path d="m3 17 6-6 4 4 8-8M14 7h7v7" />}
            {icon === "arrows-rotate" && <>
                <path d="M21 12a9 9 0 0 1-15.5 6.2" />
                <path d="M3 12A9 9 0 0 1 18.5 5.8" />
                <path d="M21 3v6h-6" />
                <path d="M3 21v-6h6" />
              </>}
            {icon === "calendar" && <>
                <rect x="3" y="4" width="18" height="17" rx="2" />
                <path d="M16 2v4M8 2v4M3 10h18" />
              </>}
            {icon === "clock" && <>
                <circle cx="12" cy="12" r="10" />
                <path d="M12 6v6l4 2" />
              </>}
            {icon === "desktop" && <>
                <rect x="3" y="4" width="18" height="12" rx="2" />
                <path d="M8 20h8M12 16v4" />
              </>}
            {icon === "calculator" && <>
                <rect x="5" y="2" width="14" height="20" rx="2" />
                <path d="M8 6h8M8 10h.01M12 10h.01M16 10h.01M8 14h.01M12 14h.01M16 14h.01M8 18h.01M12 18h.01M16 18h.01" />
              </>}
            {icon === "plug" && <>
                <path d="M12 22v-5" />
                <path d="M9 8V2" />
                <path d="M15 8V2" />
                <path d="M18 8v5a6 6 0 0 1-12 0V8Z" />
              </>}
            {icon === "gauge" && <>
                <path d="M12 14l4-4" />
                <path d="M3.3 19a10 10 0 1 1 17.4 0" />
              </>}
            {icon === "layer-group" && <>
                <path d="m12 3 9 5-9 5-9-5 9-5Z" />
                <path d="m3 12 9 5 9-5" />
                <path d="m3 16 9 5 9-5" />
              </>}
            {icon === "laptop-mobile" && <>
                <rect x="3" y="4" width="13" height="10" rx="2" />
                <path d="M2 18h12" />
                <rect x="17" y="8" width="5" height="12" rx="1" />
              </>}
            {icon === "paintbrush" && <>
                <path d="m14 5 5 5" />
                <path d="M4 20c2 0 4-1 4-3 0-1.1-.9-2-2-2-2 0-3 2-3 4 0 .6.4 1 1 1Z" />
                <path d="m6 15 9-9a2.1 2.1 0 0 1 3 3l-9 9" />
              </>}
            {icon === "key" && <>
                <circle cx="7.5" cy="14.5" r="4.5" />
                <path d="m11 11 8-8" />
                <path d="m15 7 2 2" />
              </>}
            {icon === "circle-minus" && <>
                <circle cx="12" cy="12" r="10" />
                <path d="M8 12h8" />
              </>}
            {icon === "wallet" && <>
                <path d="M3 7h15a3 3 0 0 1 3 3v8a3 3 0 0 1-3 3H3Z" />
                <path d="M3 7V5a2 2 0 0 1 2-2h11" />
                <path d="M16 14h.01" />
              </>}
            {icon === "users" && <>
                <path d="M16 21v-2a4 4 0 0 0-4-4H6a4 4 0 0 0-4 4v2" />
                <circle cx="9" cy="7" r="4" />
                <path d="M22 21v-2a4 4 0 0 0-3-3.9" />
                <path d="M16 3.1a4 4 0 0 1 0 7.8" />
              </>}
            {icon === "link" && <>
                <path d="M10 13a5 5 0 0 0 7.1 0l2-2a5 5 0 0 0-7.1-7.1l-1.1 1.1" />
                <path d="M14 11a5 5 0 0 0-7.1 0l-2 2a5 5 0 0 0 7.1 7.1l1.1-1.1" />
              </>}
            {icon === "eye" && <>
                <path d="M2 12s3.5-7 10-7 10 7 10 7-3.5 7-10 7S2 12 2 12Z" />
                <circle cx="12" cy="12" r="3" />
              </>}
            {icon === "file-lines" && <>
                <path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8Z" />
                <path d="M14 2v6h6" />
                <path d="M8 13h8M8 17h6" />
              </>}
            {icon === "sliders" && <>
                <path d="M4 21v-7M4 10V3M12 21v-9M12 8V3M20 21v-5M20 12V3" />
                <path d="M2 14h4M10 8h4M18 16h4" />
              </>}
            {icon === "folder" && <path d="M3 6a2 2 0 0 1 2-2h5l2 2h7a2 2 0 0 1 2 2v10a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2Z" />}
            {icon === "dollar-sign" && <>
                <path d="M12 2v20" />
                <path d="M17 5H9.5a3.5 3.5 0 0 0 0 7H14a3.5 3.5 0 0 1 0 7H6" />
              </>}
            {icon === "toggle-on" && <>
                <rect x="2" y="7" width="20" height="10" rx="5" />
                <circle cx="16" cy="12" r="3" />
              </>}
            {icon === "infinity" && <path d="M18.2 8.2c2.1 0 3.8 1.7 3.8 3.8s-1.7 3.8-3.8 3.8c-4.2 0-8.2-7.6-12.4-7.6C3.7 8.2 2 9.9 2 12s1.7 3.8 3.8 3.8c4.2 0 8.2-7.6 12.4-7.6Z" />}
            {icon === "book-open" && <>
                <path d="M2 4h7a3 3 0 0 1 3 3v14a3 3 0 0 0-3-3H2Z" />
                <path d="M22 4h-7a3 3 0 0 0-3 3v14a3 3 0 0 1 3-3h7Z" />
              </>}
            {icon === "circle-play" && <>
                <circle cx="12" cy="12" r="10" />
                <path d="m10 8 6 4-6 4Z" />
              </>}
            {icon === "gamepad" && <>
                <rect x="3" y="8" width="18" height="10" rx="5" />
                <path d="M8 13h3M9.5 11.5v3M16 13h.01M18 11h.01" />
              </>}
            {icon === "rocket" && <>
                <path d="M4.5 16.5c-1.5 1.3-2 3.5-2 5 1.5 0 3.7-.5 5-2" />
                <path d="M9 15 4 10l6-6c4-4 9-2 10-1 1 1 3 6-1 10l-6 6-5-5Z" />
                <path d="M15 9h.01" />
              </>}
            {(icon === "flask" || icon === "flask-vial") && <>
                <path d="M9 2v6L4 20a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2L15 8V2" />
                <path d="M8 2h8" />
                <path d="M7 16h10" />
              </>}
            {icon === "credit-card" && <>
                <rect x="3" y="5" width="18" height="14" rx="2" />
                <path d="M3 10h18" />
                <path d="M7 15h4" />
              </>}
            {icon === "puzzle-piece" && <path d="M14 7V4a2 2 0 0 0-2-2H8a2 2 0 0 0-2 2v3H3a1 1 0 0 0-1 1v4a2 2 0 0 0 2 2h2v3a2 2 0 0 0 2 2h4a2 2 0 0 0 2-2v-3h3a2 2 0 0 0 2-2V8a1 1 0 0 0-1-1Z" />}
            {(icon === "arrows-spin" || icon === "repeat") && <>
                <path d="M17 2l4 4-4 4" />
                <path d="M3 11V9a4 4 0 0 1 4-4h14" />
                <path d="M7 22l-4-4 4-4" />
                <path d="M21 13v2a4 4 0 0 1-4 4H3" />
              </>}
            {icon === "coins" && <>
                <ellipse cx="8" cy="7" rx="5" ry="3" />
                <path d="M3 7v6c0 1.7 2.2 3 5 3s5-1.3 5-3V7" />
                <path d="M13 10c2.8 0 5 1.3 5 3v4c0 1.7-2.2 3-5 3-1.2 0-2.3-.2-3.1-.7" />
              </>}
            {icon === "triangle-exclamation" && <>
                <path d="m21.7 18-8-14a2 2 0 0 0-3.4 0l-8 14A2 2 0 0 0 4 21h16a2 2 0 0 0 1.7-3Z" />
                <path d="M12 9v4M12 17h.01" />
              </>}
            {icon === "list" && <>
                <path d="M8 6h13M8 12h13M8 18h13" />
                <path d="M3 6h.01M3 12h.01M3 18h.01" />
              </>}
            {icon === "star" && <path d="m12 2 3.1 6.3 6.9 1-5 4.9 1.2 6.8-6.2-3.3L5.8 21 7 14.2 2 9.3l6.9-1Z" />}
            {(icon === "rotate" || icon === "arrow-rotate-left") && <>
                <path d="M3 12a9 9 0 1 0 3-6.7" />
                <path d="M3 4v6h6" />
              </>}
            {icon === "clock-rotate-left" && <>
                <path d="M3 12a9 9 0 1 0 3-6.7" />
                <path d="M3 4v6h6" />
                <path d="M12 7v5l3 2" />
              </>}
            {icon === "circle-xmark" && <>
                <circle cx="12" cy="12" r="10" />
                <path d="m15 9-6 6M9 9l6 6" />
              </>}
            {icon === "paper-plane" && <path d="m22 2-7 20-4-9-9-4Z" />}
            {icon === "signal" && <>
                <path d="M2 20h.01M7 20v-4M12 20v-8M17 20V8M22 20V4" />
              </>}
            {icon === "circle-question" && <>
                <circle cx="12" cy="12" r="10" />
                <path d="M9.1 9a3 3 0 1 1 5.8 1c0 2-3 2-3 4" />
                <path d="M12 17h.01" />
              </>}
            {icon === "palette" && <>
                <path d="M12 22a10 10 0 1 1 7.5-3.4c-.9 1-2.4.4-2.4-.9 0-1.1-.9-2-2-2h-1.4c-1.2 0-2.2 1-2.2 2.2 0 1.1.9 2.1 2.1 2.1" />
                <circle cx="7.5" cy="10.5" r=".8" />
                <circle cx="12" cy="7.5" r=".8" />
                <circle cx="16.5" cy="10.5" r=".8" />
              </>}
            {(!icon || !["arrow-right", "bell", "code", "globe", "gear", "shield-check", "circle-check", "arrow-trend-up", "arrows-rotate", "calendar", "clock", "desktop", "calculator", "plug", "gauge", "layer-group", "laptop-mobile", "paintbrush", "key", "circle-minus", "wallet", "users", "link", "eye", "file-lines", "sliders", "folder", "dollar-sign", "toggle-on", "infinity", "book-open", "circle-play", "gamepad", "rocket", "flask", "flask-vial", "credit-card", "puzzle-piece", "arrows-spin", "repeat", "coins", "triangle-exclamation", "list", "star", "rotate", "arrow-rotate-left", "clock-rotate-left", "circle-xmark", "paper-plane", "signal", "circle-question", "palette"].includes(icon)) && <path d="M13 2 4 14h7l-1 8 9-12h-7l1-8Z" />}
          </svg>
        </span>
        <div className="flex flex-col gap-2">
          <h4 className="m-0 text-base font-semibold text-slate-900 dark:text-slate-100">
            {title}
          </h4>
          <div className="m-0 text-sm leading-6 text-slate-600 dark:text-slate-300">
            {children}
          </div>
        </div>
      </div>
    </Wrapper>;
};

Waffo is a one-stop global payments platform that provides merchants with secure and convenient online payment solutions.

## Getting started

<CardGroup cols={3}>
  <Card title="Quickstart" icon="rocket" href="/en/developer-docs/getting-started/quickstart">
    Choose the API integration or AI integration tool path, then complete your first payment
  </Card>

  <Card title="Sandbox and testing" icon="flask-vial" href="/en/developer-docs/getting-started/sandbox">
    Sandbox environment info, test card numbers, and simulator usage
  </Card>

  <Card title="Go-live checklist" icon="circle-check" href="/en/developer-docs/getting-started/go-live">
    Complete checklist before switching from sandbox to production
  </Card>
</CardGroup>

## Integration methods

<CardGroup cols={2}>
  <Card title="AI integration tool" icon="wand-magic-sparkles" href="/en/developer-docs/integration/ai-integration">
    waffo-integrate Skill — automatically complete SDK integration (recommended, fastest)
  </Card>

  <Card title="Checkout" icon="credit-card" href="/en/developer-docs/integration/checkout/steps">
    Hosted payment pages, no need to handle sensitive card data (quickest to go live)
  </Card>

  <Card title="API direct" icon="code" href="/en/developer-docs/integration/api/overview">
    Fully customizable server-side integration (full control over the payment flow)
  </Card>

  <Card title="Elements" icon="puzzle-piece" href="/en/developer-docs/integration/elements/usage">
    Embeddable payment components (custom UI while staying PCI compliant)
  </Card>
</CardGroup>

## Core concepts

<CardGroup cols={2}>
  <Card title="Payment lifecycle" icon="arrows-spin" href="/en/developer-docs/core-concepts/payment-lifecycle">
    Order status flow and terminal state handling
  </Card>

  <Card title="Currency" icon="coins" href="/en/developer-docs/core-concepts/currency">
    Supported currencies and amount formatting
  </Card>

  <Card title="Error handling" icon="triangle-exclamation" href="/en/developer-docs/core-concepts/error-handling">
    Exception classification and UnknownStatus handling strategies
  </Card>

  <Card title="Idempotency" icon="repeat" href="/en/developer-docs/core-concepts/idempotency">
    Request idempotency and paymentRequestId usage
  </Card>
</CardGroup>

## Webhook

<CardGroup cols={3}>
  <Card title="Overview" icon="bell" href="/en/developer-docs/webhook/overview">
    Notification mechanism and architecture
  </Card>

  <Card title="Event types" icon="list" href="/en/developer-docs/webhook/event-types">
    All event types with payload examples
  </Card>

  <Card title="Signature verification" icon="shield-check" href="/en/developer-docs/webhook/signature-verification">
    RSA signature verification methods and code examples
  </Card>

  <Card title="Best practices" icon="star" href="/en/developer-docs/webhook/best-practices">
    Idempotent handling, fast responses, and security
  </Card>

  <Card title="Retries and recovery" icon="rotate" href="/en/developer-docs/webhook/retry">
    Retry strategy and failure recovery
  </Card>
</CardGroup>

## SDK

<CardGroup cols={4}>
  <Card title="Node.js" icon="node-js" href="/en/developer-docs/sdk/nodejs">
    Node.js SDK
  </Card>

  <Card title="Java" icon="java" href="/en/developer-docs/sdk/java">
    Java SDK
  </Card>

  <Card title="Go" icon="golang" href="/en/developer-docs/sdk/go">
    Go SDK
  </Card>

  <Card title="Changelog" icon="clock-rotate-left" href="/en/developer-docs/sdk/changelog">
    Changelog
  </Card>
</CardGroup>

## Tools and references

<CardGroup cols={3}>
  <Card title="Error codes" icon="circle-xmark" href="/en/developer-docs/tools-and-references/developer-tools/error-codes">
    Complete error code list
  </Card>

  <Card title="Postman" icon="paper-plane" href="/en/developer-docs/tools-and-references/developer-tools/postman">
    Postman Collection import guide
  </Card>

  <Card title="Sandbox simulator" icon="gamepad" href="/en/developer-docs/tools-and-references/developer-tools/sandbox-simulator">
    Simulate sandbox payment results
  </Card>

  <Card title="Status codes" icon="signal" href="/en/developer-docs/tools-and-references/references/status-codes">
    Order and refund status codes
  </Card>

  <Card title="FAQ" icon="circle-question" href="/en/developer-docs/tools-and-references/references/faq">
    Frequently asked questions
  </Card>
</CardGroup>

## Use cases

<CardGroup cols={2}>
  <Card title="Checkout solution" icon="credit-card" href="/en/developer-docs/use-cases/checkout-solution">
    Waffo Checkout vs merchant-hosted checkout
  </Card>

  <Card title="Pricing currency strategy" icon="globe" href="/en/developer-docs/use-cases/pricing-currency">
    Global, per-country, and regional pricing
  </Card>

  <Card title="Checkout customization" icon="palette" href="/en/developer-docs/use-cases/checkout-customization">
    Theme, logo, language, and payment method filtering
  </Card>
</CardGroup>