Sequence Diagram

Payment Processing Flow

Secure credit card payment flow with validation, fraud check, and transaction confirmation.

Interactive Preview

Mermaid Code

sequenceDiagram
    participant C as Customer
    participant M as Merchant
    participant P as Payment Gateway
    participant B as Bank
    
    C->>M: Checkout Request
    M->>P: Card Details
    P->>P: Validate Card
    P->>B: Authorization
    B->>P: Approve/Decline
    P->>M: Transaction Result
    M->>C: Order Confirmation

How to Customize

Click "Use Template" to open in the editor

Modify the Mermaid code on the left side

Change themes, colors, and arrow styles

Add animations with Director Mode (Pro)

Export as PNG, SVG, or PDF

Payment Processing Flow

Mermaid Code

How to Customize

User Registration Flow

E-commerce Checkout Flow

Document Approval Process

Create Your Own