Enterprise-grade crypto payment infrastructure

Accept crypto payments effortlessly

Accept deposits, process withdrawals, and manage multi-chain wallets through a single API. Purpose-built for brokers, exchanges, and financial platforms.

No credit card required · Free sandbox environment · Go live in minutes

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API Response

Trusted by businesses across all industries

Forex Brokers
Crypto Exchanges
OTC Desks
Payment Providers
FinTech Startups
E-commerce

Core Features

Everything you need to accept crypto

Purpose-built payment infrastructure for brokers, exchanges, and financial platforms that demand reliability.

HD Wallet Infrastructure

BIP44-compliant hierarchical deterministic wallets. One mnemonic, unlimited addresses across BTC, ETH, and TRON.

Instant Invoice Generation

Create payment invoices via API with unique deposit addresses. Automatic amount matching and expiry management.

Automated Sweeps

Deposit funds are automatically consolidated to your hot wallet. Configurable thresholds and batch processing.

Enterprise Security

Encrypted mnemonics, private keys derived in memory only, 2FA enforcement, and comprehensive audit logging.

Developer-First API

RESTful API with webhooks, sandbox environment, and detailed documentation. Integrate in hours, not weeks.

Multi-Chain Support

Native support for Bitcoin, Ethereum, and TRON. Accept BTC, ETH, TRX, and USDT across multiple networks.

Supported Assets

350+ digital currencies supported

Accept payments across major blockchains with native token support and stablecoins on multiple networks.

BTC
BitcoinBTC
Mainnet
ETH
EthereumETH
ERC-20
USDT
TetherUSDT
Multi-chain
TRX
TRONTRX
TRC-20
USDC
USD CoinUSDC
ERC-20
BNB
BNBBNB
BEP-20
SOL
SolanaSOL
Mainnet
MATIC
PolygonMATIC
ERC-20
LTC
LitecoinLTC
Mainnet
XRP
RippleXRP
Mainnet
DAI
DaiDAI
ERC-20
DOGE
DogecoinDOGE
Mainnet

How It Works

Go live in 4 simple steps

From signup to accepting your first payment in minutes, not months.

01

Create Account & Get API Keys

Sign up, verify your identity, and generate API keys. Access sandbox immediately.

02

Integrate Our API

Add a few API calls to your platform. Generate invoices with unique deposit addresses.

03

Accept Payments

Customers pay to unique addresses. Receive real-time webhook notifications.

04

Auto-Settlement

Funds are automatically swept to your hot wallet. Withdraw on-demand via API.

create-invoice.js
// Create a payment invoice
const invoice = await xiwire.invoices.create({
  asset: "USDT",
  chain: "TRON",
  network: "TRC20",
  amount: "500.00",
  metadata: {
    client_id: "CLIENT-001",
    order_ref: "ORD-2026-0142"
  },
  webhook_url: "https://your-site.com/webhooks",
  expires_in: 3600
});

// Response
{
  id: "inv_8x7kJmN2pQ",
  address: "TJYvSK...GnK9D",
  amount: "500.00",
  status: "pending",
  expires_at: "2026-03-04T15:00:00Z"
}

Developer Experience

Clean API.
Clear responses.

Predictable RESTful endpoints, idempotent operations, and comprehensive webhook events. Everything returns JSON with consistent schemas.

  • RESTful JSON API with API key authentication
  • Webhook notifications for all state changes
  • Full sandbox environment for testing
  • Idempotent invoice creation
  • Comprehensive error codes & messages

Why XiWire

Built different. Built better.

Four pillars that set us apart from generic payment processors.

Robust Security

  • AES-256 encrypted wallet mnemonics
  • Private keys derived in memory only
  • 2FA enforcement for all operations
  • Comprehensive audit logging

Technical Excellence

  • Sub-2-second API response times
  • HD wallet (BIP39/BIP44) architecture
  • Real-time blockchain monitoring
  • Automatic deposit sweeping

Professional Services

  • Dedicated integration support
  • Sandbox environment for testing
  • Comprehensive API documentation
  • Custom fee structures available

Industry Leadership

  • Multi-chain support (BTC, ETH, TRON)
  • 350+ supported currencies
  • USDT on ERC-20 & TRC-20
  • Designed for regulated entities

Benefits

Why businesses choose crypto payments

No Chargebacks

Blockchain payments are irreversible. Eliminate chargeback fraud entirely.

Instant Settlement

Funds arrive directly in your wallet. No intermediaries, no delays.

Self-Custody

Your keys, your funds. HD wallets with encrypted mnemonics you control.

24/7 Operations

Crypto never sleeps. Accept payments around the clock, every day.

Lower Fees

Significantly lower than traditional payment processing. Volume discounts available.

Full Transparency

Every transaction on-chain and in your dashboard. Complete audit trail.

Testimonials

What our clients say

"XiWire cut our deposit processing time from hours to seconds. The HD wallet infrastructure handles thousands of addresses without breaking a sweat."

MC
Michael Chen
CTO, TradeFX Pro

"The API is exactly what we needed — clean, well-documented, and reliable. We integrated crypto payments into our platform in less than a day."

SW
Sarah Williams
Lead Developer, PayFlow

"Self-custody with enterprise-grade infrastructure. We maintain full control of our funds while leveraging XiWire's automation for sweeps and settlements."

DO
David Okafor
CEO, CryptoDesk OTC

Ready to accept crypto?

Join hundreds of businesses already processing crypto payments with XiWire. Start for free, scale without limits.

No credit card required · Free sandbox · Go live in minutes