evm

Namespace for EVM payment methods and known asset metadata.

Usage

import { Mppx, evm } from 'mppx/server'
 
Mppx.create({
  methods: [
    evm.charge({
      currency: evm.assets.baseSepolia.USDC,
      recipient: '0xf39Fd6e51aad88F6F4ce6aB8827279cffFb92266',
      x402: {
        facilitator: 'https://x402.org/facilitator',
      },
    }),
  ],
  secretKey: process.env.MPP_SECRET_KEY ?? 'local-dev-secret',
})

Exports

assets

• Type: typeof import('mppx/server').evm.assets

Known EVM asset metadata. Use evm.assets.base.USDC for Base mainnet, evm.assets.baseSepolia.USDC for Base Sepolia, evm.assets.celo.USDC or evm.assets.celo.USDT for Celo, and evm.assets.celoSepolia.USDC for Celo Sepolia.

Use evm.assets.define for custom EVM assets:

import { evm } from 'mppx/server'
 
const USDC = evm.assets.define({
  address: '0x1234567890abcdef1234567890abcdef12345678',
  decimals: 6,
  network: 'eip155:84532',
  transfer: {
    name: 'USD Coin',
    type: 'eip3009',
    version: '2',
  },
})

chains

• Type: typeof import('mppx/server').evm.chains

Known EVM chain IDs. Use evm.chains.base for Base mainnet, evm.chains.baseSepolia for Base Sepolia, evm.chains.celo for Celo, and evm.chains.celoSepolia for Celo Sepolia.

charge

• Type: typeof evm.charge

Creates an EVM charge payment method. See evm.charge.