BASE

Accept Base Network (USDC & ETH L2) Payments

Unlock sub-$0.01 gas fees and 2-second finality for Coinbase Smart Wallet, MetaMask, Rabby, and AI agents with 99.5% direct wallet settlement on Base.

Start accepting BASE View API Docs AI & MCP Portal

0.5%

Gateway fee

30+

Supported tokens

7+

Blockchain networks

24/7

Always-on settlement

What is Base Network (BASE)?

Base (incubated by Coinbase on the OP Stack) has become the #1 Ethereum Layer-2 rollup for consumer apps, AI agent commerce, and sub-cent USDC/ETH payments. XPayr supports native Base ETH, USDC, and EURC with 1-Click Web3 Wallet execution, ERC-2612 Gasless Permits, and HTTP 402 paywalls.

Supported Networks: Base Mainnet (EVM Chain ID 8453) & Base Sepolia Testnet
4-step flow

How do BASE payments work?

Accept Base Network payments through XPayr in four simple steps.

1

Create merchant account

Sign up on XPayr and configure your wallet address for BASE settlement.

2

Integrate payment flow

Use API, plugins, payment links, or widgets to add BASE checkout to your site.

3

Customer pays with BASE

Customer selects Base Network at checkout. XPayr generates a payment invoice with real-time pricing.

4

Receive to your wallet

Once confirmed on-chain, the payment is settled directly to your personal BASE wallet.

Why accept Base Network payments?

Compelling reasons to add BASE as a payment option for your business.

Sub-$0.01 L2 Transaction Costs

Make $1 API calls, $9 SaaS plans, and $10,000 B2B invoices equally economical on Base Mainnet.

Premier Rail for AI Agents

Combine Base USDC with XPayr HTTP 402 paywalls (/x402), Google A2A, and 21 MCP tools (/agent-commerce).

ERC-2612 Gasless Ready

Sponsor eligible Base USDC permit approvals (/gasless) so buyers never stall over missing L2 ETH.

create-payment.js 
const response = await fetch('https://api.xpayr.com/v1/payment', {
  method: 'POST',
  headers: {
    'x-api-key': YOUR_API_KEY,
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    price_amount: 100,
    price_currency: 'usd',
    pay_currency: 'base',
    order_id: 'ORDER-001'
  })
});

const payment = await response.json();
// payment.pay_address  → Send BASE here
// payment.pay_amount   → Exact BASE amount

How to accept Base Network payments

  1. Sign up Create your free XPayr merchant account.
  2. Add your BASE wallet Enter your Base Network wallet address for settlement.
  3. Generate API key Create an API key from your merchant dashboard.
  4. Choose integration method Use API, plugins, invoices, or payment buttons.
  5. Start accepting BASE! Go live and let customers pay with Base Network.
Transparent 0.5% Gateway Fee for BASE

Accepting $1,000.00 in Base Network (BASE) costs a flat $5.00 USD (0.5%) gateway fee with $995.00 USD settled directly to your non-custodial wallet. Zero custody, zero rolling reserves, and 1% (max $0.50) exchange withdrawal fee tolerance.

Automate BASE Checkout via AI Agents & MCP

Invoke xpayr_create_payment_session or xpayr_calculate_gateway_fee for BASE using npx -y @xpayr/mcp-server or our Remote MCP endpoint:

POST https://xpayr.com/api/mcp
FAQ

Base Network Payment Questions

Everything you need to know about accepting BASE payments through XPayr.

Accept native Base USDC, EURC, Base ETH, DAI, and supported ERC-20 tokens directly into your configured EVM wallet address.

Yes. Base offers frictionless 1-Click Web3 checkout for Coinbase ecosystem users as well as MetaMask, Rainbow, Trust Wallet, and direct Coinbase exchange withdrawals.

Yes. Every XPayr account includes Base Sepolia Testnet support with sk_test_ API keys.

Ready to accept Base Network payments?

Create your free merchant account and start accepting BASE in minutes. No monthly fees, transparent pricing, direct wallet settlement.

Start for free Talk to sales