Callio
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Payment Processing

Payments

Accept payments, manage subscriptions, handle refunds

Integrate comprehensive payment processing capabilities into your AI agents. Accept credit cards, manage recurring billing, handle refunds, and track transactions with full webhook support for real-time updates.

Details

Auth Type
API Key (Bearer token)
Rate Limit
1000 requests/minute
Pricing
Pay-as-you-go: 2.9% + $0.30 per transaction
Full Docs
Step 1: Save your provider key

This is NOT your Callio key. Enter the API key from the provider's dashboard (e.g. OpenAI/SendGrid).

Getting Started

1

Try It Instantly

Click "Try It" above to test the API in the playground

2

Add to Your Agent

Click "Add to Agent" to get your API key and integrate

Common Use Cases

Process one-time payments
Manage subscription billing
Handle refunds and chargebacks
Multi-currency transactions
Invoice generation and tracking

💻 Code Examples

Get started quickly with these code examples in your favorite language

curl -X GET \
  'https://www.callio.dev/api/proxy/payment-processing/forward?target=https%3A%2F%2Fjsonplaceholder.typicode.com%2Fendpoint' \
  -H 'Authorization: Bearer YOUR_CALLIO_KEY' \
  -H 'Content-Type: application/json'

💡 Tip: Replace YOUR_CALLIO_KEY with your actual Callio API key from the dashboard.

Ready to integrate Payment Processing?

Test endpoints live or generate your API key and start building in minutes

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