Every Major Stablecoin & Crypto Network Under One API.
Stop maintaining fragmented RPC listeners, custodial sweep scripts, and per-chain webhook parsers. XPayr unifies 12 high-velocity Layer-1 and Layer-2 blockchains behind a single non-custodial API, Dual Checkout modal, and 0.5% flat fee.
Solana
Solana delivers ~400ms block slots and ~$0.0005 transaction costs, making SPL USDC and USDT ideal for AI SaaS credits, HTTP 402 API paywalls, digital downloads, gaming storefronts, and retail POS.
Base (Coinbase L2)
Built on the OP Stack and backed by Coinbase ecosystem distribution, Base combines ~$0.004 L2 fees, native Circle USDC & EURC contracts, and ERC-2612 Gasless Permit checkout for global SaaS and AI agents.
Arbitrum One
Arbitrum One holds the deepest EVM Layer-2 stablecoin liquidity across DeFi and Web3 enterprises. Accept native USDC, USDT0/USDT, DAI, ETH, and ARB with ~1s confirmations and 99.5% direct wallet finality.
Polygon PoS
Polygon PoS powers millions of retail Web3 wallets, gaming passes, and emerging-market stablecoin transfers. XPayr brings 0.5% atomic settlement and ERC-2612 gasless permits to Chain ID 137.
OP Mainnet (Optimism)
Anchor your Superchain commerce stack on OP Mainnet (Chain ID 10). Accept native USDC, USDT, DAI, ETH, and OP with 2-second confirmations, ERC-2612 Permit sponsorship, and 99.5% direct wallet finality.
TRON (TRC-20)
TRON TRC-20 processes over half of global retail USDT transfers across LATAM, MENA, CIS, and Southeast Asia. XPayr pairs TronLink 1-Click Pay with 6-second Exchange QR verification and automatic 1% (max $0.50) fee tolerance.
BNB Smart Chain (BEP-20)
BNB Smart Chain (Chain ID 56) is the preferred low-fee EVM withdrawal rail for tens of millions of Binance and Trust Wallet users worldwide, offering $0.03 gas fees and 3-second confirmations.
Ethereum Mainnet (ERC-20)
For high-ticket B2B invoices ($2,500–$500,000+), enterprise software contracts, and Safe multisig treasuries, Ethereum Mainnet remains the canonical institutional settlement layer — at a flat 0.5% XPayr fee vs 2.9%–3.9% wires/cards.
Avalanche C-Chain
Avalanche C-Chain delivers true ~1-second deterministic finality without optimistic challenge windows, supporting native Circle USDC & EURC, Tether USDT, and AVAX at a flat 0.5% fee.
TON (The Open Network)
Reach 950M+ Telegram users natively with TON and official Tether Jetton USDT checkout. Pair XPayr TON settlement with our Telegram Bot & Mini App integration (/plugins/telegram) at 0.5% vs 30% app-store cuts.
Bitcoin (BTC)
Accept native Bitcoin directly into your own hardware wallet or multisig treasury without running dedicated full-node infrastructure or surrendering custody to 1% processors.
Circle Arc Network
XPayr ships a dedicated Circle Arc operations suite (/arc): pay network gas directly in USDC (eliminating volatile gas-token management for CFOs), bridge cross-chain liquidity via CCTP, and export audit-ready payment evidence.
| Network | Chain ID / Scope | Finality SLA | Typical Network Fee | Gasless Permit | Supported Assets |
|---|---|---|---|---|---|
| Solana | mainnet-beta / devnet |
1–2 seconds (~400ms slot) | ~$0.0005 (paid in SOL) | Standard Payer/QR | USDC, USDT, PYUSD, SOL |
| Base (Coinbase L2) | 8453 (Mainnet) / 84532 (Base Sepolia) |
~2 seconds | ~$0.003–$0.006 | Supported | USDC, EURC, ETH, BASE |
| Arbitrum One | 42161 (Mainnet) / 421614 (Arbitrum Sepolia) |
1–2 seconds (sequencer soft-confirm) | ~$0.006–$0.01 | Supported | USDC, USDT, DAI, ETH, ARB |
| Polygon PoS | 137 (Mainnet) / 80002 (Polygon Amoy) |
2–4 seconds | ~$0.004–$0.008 (paid in POL) | Supported | USDC, USDT, DAI, POL |
| OP Mainnet (Optimism) | 10 (Mainnet) / 11155420 (OP Sepolia) |
~2 seconds | ~$0.004–$0.008 | Supported | USDC, USDT, DAI, ETH, OP |
| TRON (TRC-20) | TRON Mainnet / Shasta Testnet |
3–6 seconds | TRX / Energy (payer or exchange withdrawal) | Standard Payer/QR | USDT, TRX |
| BNB Smart Chain (BEP-20) | 56 (Mainnet) / 97 (BSC Testnet) |
~3 seconds | ~$0.02–$0.04 (paid in BNB) | Standard Payer/QR | USDT, USDC, DAI, BNB |
| Ethereum Mainnet (ERC-20) | 1 (Mainnet) / 11155111 (Sepolia) |
12–24 seconds (1–2 blocks) | ~$0.40–$2.50 (network congestion dependent) | Supported | USDC, USDT, EURC, PYUSD, DAI, ETH |
| Avalanche C-Chain | 43114 (Mainnet) / 43113 (Fuji Testnet) |
1–2 seconds (deterministic Snowman) | ~$0.015–$0.03 (paid in AVAX) | Supported | USDC, USDT, EURC, AVAX |
| TON (The Open Network) | TON Mainnet / TON Testnet |
~5 seconds | ~$0.01–$0.02 (paid in TON) | Standard Payer/QR | USDT, TON |
| Bitcoin (BTC) | Bitcoin Mainnet / Testnet |
Zero-conf risk-scored (<$100) or 1–3 blocks | Dynamic sat/vB miner fee | Standard Payer/QR | BTC |
| Circle Arc Network | Circle Arc (Mainnet-Ready / Arc Testnet Live) |
~1 second deterministic finality | Paid natively in USDC (~$0.002) | Supported | USDC, EURC |
Multi-Chain Architecture FAQ
How many blockchain networks does XPayr support with a single API integration?
One XPayr API v1 or 1-line Pay Button integration unlocks 12 Layer-1 and Layer-2 blockchain networks — Solana, Base, Arbitrum One, Polygon PoS, OP Mainnet, TRON (TRC-20), BNB Smart Chain, Ethereum Mainnet, Avalanche C-Chain, TON, Bitcoin, and Circle Arc — settling 99.5% directly to your non-custodial wallets.
Which networks support ERC-2612 Gasless Permit checkout?
Base, Arbitrum One, Polygon PoS, OP Mainnet, Ethereum Mainnet, Avalanche C-Chain, and Circle Arc support gasless/native-USDC permit flows (/gasless) on eligible token contracts so buyers never abandon carts due to missing native gas.
Which chains convert highest for global retail vs B2B SaaS?
TRON TRC-20 and BNB Smart Chain BEP-20 lead emerging-market and Exchange QR retail volume, TON leads Telegram Mini Apps, Solana and Base lead AI/SaaS & developer tools, and Ethereum + Arbitrum + Circle Arc lead high-ticket corporate B2B treasury settlements.
Does XPayr charge different gateway fees per blockchain?
Never. XPayr charges a single transparent 0.5% (50 bps) gateway fee across every supported network, with $0 setup, $0 monthly subscription, and $0 custodial withdrawal fees.