Since 2024 · ฿85B+ Processed

Thailand's multi-rail payment infrastructure

One API. Every channel. Built for volume — settled the same day, in USDT (TRC20).

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฿85B+
total volume processed
89M+
transactions completed
24/7
payout window, every day
16
Thai banks supported
Trusted by 1,300+ merchants across 145 partner networks
E-commerce Digital Entertainment Marketplaces SaaS Affiliate Platforms
Supported banks
Kasikornbank Siam Commercial Bank Bangkok Bank Krungthai Bank Krungsri TMBThanachart Bank Government Savings Bank BAAC GH Bank Kiatnakin Phatra Bank CIMB Thai UOB Thailand LH Bank TISCO Bank Standard Chartered Citibank CLICX
FLEX API

One API, every channel

Integrate once. FLEX picks the best route for every order — across every channel we run today and every one we add tomorrow. No code changes, ever.

Your platform
POST /payment-flex/create
FLEX
smart routing · scoring per amount tier · auto-retry
Thai QR (PromptPay)
Bank Transfer
USDT (TRC20)
27
live channels in rotation
Explore the platform →
WealthWave today
2,600+
merchant accounts onboarded
145
partner networks
27
live payment channels in rotation
5
languages of live merchant support
Payment flow

From order to credited — five steps

01
Create order
One signed API call to FLEX.
02
Get payment_url
Hosted page, 10 themes, iframe-embeddable.
03
Customer pays
QR locked to the exact amount for auto-matching.
04
Webhook fires
Signed, retried until your server answers 200.
05
You credit
Query API + slip fallback as extra confirmation layers.
See the code →
Settlement

Same-day settlement, on demand

No T+1. No T+2. Settle whenever you want — USDT (TRC20) straight to your wallet, at the Wise mid-market rate refreshed hourly.

How settlement works →
Reliability

Payments that don't stop when one bank does

Multi-provider architecture with automatic failover: 27 live channels scored across 9 amount tiers, with retry across channels inside a single order.

Reliability & security →
Merchant backoffice

Every baht, visible in real time

Balance, deposits, withdrawals, and payout speed — live on one screen, refreshed in 15-minute intervals around the clock.

  • Real-time balance with today's deposit and withdrawal totals
  • 24-hour trend charts for every transaction flow
  • Search any order by Platform Order ID in one keystroke
Get your account →
merchant.wealthwave.tech
WealthWave merchant backoffice dashboard showing live balance, today's deposits and withdrawals, and a 24-hour transaction trend chart
AI-assisted integration

Docs your AI can read in one gulp

The entire API spec ships as a single llms-full.md — drop it into ChatGPT, Claude, Cursor, or Copilot and generate working integration code in minutes. English and Thai.

doc-th.wealthwave.tech/llms-full.md →
$
you: "Read llms-full.md and integrate
  WealthWave deposits into my Express app"
assistant: Generated payment.route.js
✓ HMAC signing  ✓ webhook verification
✓ idempotent credit  ✓ query fallback
Pricing

Simple, volume-based pricing

Two numbers, no surprises — and they get better as your volume grows.

Pay-in
2.8%
per deposit transaction
Pay-out
1.0%
per payout transaction
High volume?

Rates improve as you grow — tell us your volume and we'll come back with numbers.

Request access →

Built for volume. Ready for yours.

Volume-based pricing — tell us about your platform and we'll come back with numbers.

Request access