x402 Payment Setup | Arkeo Marketplace

Choose Your Framework

Select the server framework for your RPC endpoint.

🟢

Express.js

The most popular Node.js framework

🔥

Hono

Ultrafast, works on edge & Node

🐹

Go (Gin)

High-performance compiled server

🐍

Python (FastAPI)

Async Python with type hints

Enter Your Wallet Address

Where you'll receive USDC payments. No private keys needed on your server.

EVM Wallet Address

Paste your EVM address (starts with 0x, 42 characters)

Network

🧪 Base Sepolia (Testnet)

🔵 Base (Mainnet)

Use testnet for development, mainnet for production.

Set Your Pricing

How much to charge per RPC request in USD (paid in USDC).

Pricing Tier

Price per Request (USD)

At this rate: 1,000 requests = $0.10 | 1M requests = $100.00

Get Your Code

Your setup code for Express.js on Base

✅ Deploy & Test Checklist

Install dependencies with the command above
Add your RPC proxy logic to forward requests to your node
Start the server and verify it runs on port 3637
Test with the curl command — expect a 402 response
Set up systemd service for production
Register your endpoint on the Arkeo Marketplace

Why x402 + Arkeo?

🤖 AI Agent Revenue

AI agents can't sign up for accounts or use credit cards. x402 lets them pay per-request automatically with crypto.

💸 Instant Settlement

USDC payments settle on Base in seconds. No waiting for on-chain contract claims or withdrawal periods.

🌐 No KYC Required

Pure HTTP standard. No signup, no accounts, no identity verification. Just pay and get data.

📚 Full x402 Documentation at x402.org →

⚡ x402 Payment Setup