MAINNET

Avalanche x402 Payments

Full x402 v2 support for Avalanche C-Chain. Sub-second finality with enterprise-grade infrastructure.

Avalanche C-ChainNetwork

Endpoint onlineFacilitator

$0Dexter fee

Avalanche Integration

Use the public Dexter endpoint with the network value shown in the working server example.

https://x402.dexter.cashEndpoint online

Open the SDK guide Read the facilitator docs

npm i @dexterai/x402

import { createX402Server } from '@dexterai/x402/server';

const server = createX402Server({
  payTo: 'YourAvalancheAddress',
  network: 'eip155:43114',
  facilitatorUrl: 'https://x402.dexter.cash',
});

const requirements = await server.buildRequirements({
  amountAtomic: '30000',
  resourceUrl: '/api/paid-endpoint',
});

res.setHeader('PAYMENT-REQUIRED', server.encodeRequirements(requirements));
res.status(402).end();

What Avalanche Supports

Exact Scheme (EIP-3009 + Permit2)

Fixed-price payments. Upto scheme coming when the x402 Foundation deploys the proxy.

Sub-Second Finality

Transactions finalize in under 1 second with no probabilistic confirmation.

Public Facilitator URL

One endpoint shared across every supported chain.

Gas-Free for Buyers

Dexter sponsors AVAX fees, buyers only need USDC.