Built on x402 Protocol · Solana
Your API.
Paid per call.
By AI agents.

Gate402 puts a paywall on any API endpoint. Agents pay in USDC. Settlement in 400ms. You keep everything.

npm install gate402  ·  v0.1.0  ·  MIT  ·  Open source
API CALLS PROCESSED
0
SCROLL
Live paymentsDEVNET
/api/weather7UQc...939D0.001 USDC0s ago
/api/newsBwL2...88nX0.002 USDC5s ago
/api/dataDq7v...zZ3A0.005 USDC10s ago
/api/search9mLZ...4kWE0.003 USDC15s ago
24,371
Total calls
$24.19
Total USDC
412ms
Avg settlement
HOW IT WORKS

Drop in. Price it. Get paid.

01

Install

npm install gate402. Wrap your Express app with one middleware. 3 lines of code.

app.use(gate402({ ... }))
02

Price

Set USDC price per endpoint. Any amount. Change anytime. No approval needed.

'/api/data': 0.005
03

Collect

Agents pay in USDC on Solana. 400ms confirmation. Funds go directly to your wallet.

✓ 0.001 USDC confirmed
INFRASTRUCTURE

Infrastructure that disappears.

Everything you need. Nothing you don't.

x402 native

The HTTP payment standard backed by Google, Stripe, and Microsoft. Not a workaround. The spec.

RFC Draft
Solana settlement

400ms finality. $0.001 fees. No banks. No chargebacks. No KYC. No weekends.

400ms · $0.001
Real-time dashboard

Every call, every payment, every wallet. Live analytics. Export CSV. Yours forever.

Live
ONE MIDDLEWARE

Any API.
Monetized.

Before Gate402, your API was free. After Gate402, every call generates revenue.

Works with any Express API
TypeScript native
Zero config Solana wallet
Automatic payment verification
Real-time dashboard included
npm install gate402 →
gate402 · Express
PRICING

Free until you're making money.

Free forever
$0
Self-hosted
Open source MIT
Unlimited API calls
x402 middleware
Solana integration
Community support
Get started →
Most popular
$99/mo
Hosted dashboard
Everything in Free
Hosted dashboard
Advanced analytics
Email alerts
Webhooks
Priority support
Start Pro →
Enterprise
0.5%
On processed volume
Everything in Pro
Custom domain
SLA guarantee
Dedicated support
Custom integrations
Talk to us →

Your API has been free for too long.

Start collecting USDC in 5 minutes.

$ npm install gate402_
Open Dashboard →

No credit card. No account. Open source.