Solutions · AI Tools

Crypto billing for AI products.

Charge for API usage, credits, and subscriptions in crypto. Instant settlement, no intermediaries, no geographic restrictions on who can pay you.

Start building API reference

Pay-per-use billing

Create a checkout for each API call or credit bundle. Webhook fires on confirmation — top up credits instantly.

Sub-second webhooks

Payment confirmed on-chain triggers your webhook in under a second. No polling, no delays.

Global customers

Accept payments from developers worldwide. No KYC, no geographic blocks, no bank account required.

credit top-up example

// Create a credit top-up checkout
const res = await fetch('/api/v1/checkout', {
  method: 'POST',
  headers: { 'Authorization': 'Bearer sk_live_...' },
  body: JSON.stringify({
    amount: 50.00,  // $50 = 500 credits
    metadata: { user_id: 'usr_123', credits: 500 },
    webhook_url: 'https://yourapi.com/billing/webhook',
  }),
});

// On checkout.completed webhook:
// → Add 500 credits to user_id: usr_123