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Overview

Request Network supports payments across 10 EVM-compatible blockchain networks with 553+ currencies including major cryptocurrencies, stablecoins, and fiat currencies. This comprehensive coverage ensures global accessibility and flexibility for all payment scenarios.

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Supported Blockchain Networks

Ethereum

Mainnet & Sepolia TestnetNative Token: ETH Popular Tokens: USDC, USDT, DAI, LINK, UNI Network ID: 1 (mainnet), 11155111 (sepolia)Best For: High-value transactions, DeFi integration

Polygon

Mainnet & Mumbai TestnetNative Token: MATIC Popular Tokens: USDC, USDT, DAI, WETH Network ID: 137 (mainnet), 80001 (mumbai)Best For: Low-cost transactions, high throughput

Arbitrum

One & Sepolia TestnetNative Token: ETH Popular Tokens: USDC, USDT, ARB, GMX Network ID: 42161 (one), 421614 (sepolia)Best For: Lower fees with Ethereum security

Optimism

Mainnet & Sepolia TestnetNative Token: ETH Popular Tokens: USDC, USDT, OP, SNX Network ID: 10 (mainnet), 11155420 (sepolia)Best For: Fast transactions, Ethereum compatibility

Base

Mainnet & Sepolia TestnetNative Token: ETH Popular Tokens: USDC, cbETH, DAI Network ID: 8453 (mainnet), 84532 (sepolia)Best For: Coinbase ecosystem integration

Additional Networks

More Networks Available:
  • BSC (Binance Smart Chain)
  • Avalanche C-Chain
  • Fantom Opera
  • Gnosis Chain
  • Celo

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Currency Categories

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Major Cryptocurrencies

Blockchain Native Currencies:
CurrencySymbolChains Available
EthereumETHEthereum, Arbitrum, Optimism, Base
PolygonMATICPolygon
Binance CoinBNBBSC
AvalancheAVAXAvalanche
FantomFTMFantom

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Fiat Currencies

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Currency Selection Guide

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For Different Use Cases

📄 Invoicing

Recommended Currencies:
  • Pricing: USD, EUR, GBP (familiar fiat terms)
  • Settlement: USDC, USDT, DAI (stable value)
  • Networks: Polygon, Arbitrum (lower fees)
Learn More →

💰 Payouts

Recommended Currencies:
  • High Volume: USDC on Polygon (lowest fees)
  • Cross-border: USDC, USDT (global acceptance)
  • Flexibility: Native tokens for local markets
Learn More →

🛒 Checkout

Recommended Currencies:
  • Customer Choice: Multiple payment options
  • Conversion: USD pricing, crypto settlement
  • Popular: ETH, USDC, MATIC, BNB
Learn More →

🔄 Subscriptions

Recommended Currencies:
  • Stability: USDC, DAI (predictable values)
  • Low Fees: Polygon, Arbitrum networks
  • Reliability: Established stablecoins
Learn More →

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Network Selection Criteria

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Cost Optimization

Average Transaction Costs (2025):
NetworkNative TransferERC-20 TransferTypical Use
Polygon$0.001-0.01$0.01-0.03High volume, frequent transactions
Arbitrum$0.10-0.50$0.20-1.00Ethereum ecosystem, medium volume
Optimism$0.10-0.50$0.20-1.00Ethereum ecosystem, medium volume
Base$0.05-0.25$0.10-0.50Coinbase integration
Ethereum$2-20$5-50High value, infrequent transactions
Fee Optimization Tips
  • Use Polygon for high-frequency, low-value transactions
  • Use Ethereum for high-value, security-critical transactions
  • Consider L2 solutions (Arbitrum, Optimism) for balanced cost/security

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Currency Codes and Formats

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Standard Format

Request Network uses standardized currency codes: 
// Format: {SYMBOL}-{NETWORK}
"ETH-mainnet"        // Ethereum on Ethereum mainnet
"MATIC-matic"        // MATIC on Polygon mainnet
"ETH-arbitrum-one"   // ETH on Arbitrum One
"ETH-optimism"       // ETH on Optimism
"BNB-bsc"           // BNB on BSC

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Currency Validation

import { validateCurrency } from '@requestnetwork/request-client.js';

// Check if currency is supported
const isValid = validateCurrency('USDC-matic');
console.log(isValid); // true

// Get currency details
const currencyInfo = getCurrencyInfo('USDC-matic');
console.log(currencyInfo);
// {
//   symbol: 'USDC',
//   network: 'matic',
//   type: 'ERC20',
//   decimals: 6,
//   address: '0x2791Bca1f2de4661ED88A30C99A7a9449Aa84174'
// }

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Real-Time Price Data

Request Network uses multiple price feed sources for accurate conversions:

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What’s Next?

🔧 Smart Contracts

View smart contract addresses for all supported networks

⚙️ Payment Types

Learn about different payment types and currency options

🛠️ Integration

Start building with your preferred currencies and networks