Technology Stack

Technical Architecture

System Components

Frontend Layer:

• Framework: Next.js 14 (App Router)

• Language: TypeScript

• Styling: Tailwind CSS + Custom CSS

• State Management: React Context

• Routing: File-based routing

API Layer:

• Runtime: Node.js

• Framework: Next.js API Routes

• Endpoints: RESTful design

• Authentication: Wallet-based

Database Layer:

• Database: MongoDB

• Collections: agents, transactions, analytics

• Indexing: Optimized queries

• Backup: Automated daily

Blockchain Layer:

• Network: Base (Ethereum L2)

• Protocol: x402

• Token: USDC (ERC-20)

• Wallet: MetaMask integration

Data Flow

Agent Creation Flow:

User Input → Form Validation → Payment Request
       ↓
MetaMask Connection → Network Verification
       ↓
USDC Balance Check → Transaction Signing
       ↓
Blockchain Submission → Confirmation Wait
       ↓
Payment Verification → Agent Generation
       ↓
Database Storage → Code Generation
       ↓
File Packaging → Download Delivery

Agent Exploration Flow:

Page Load → API Request → Database Query
       ↓
Data Retrieval → Transform to Frontend Format
       ↓
JSON Response → React State Update
       ↓
Component Render → User Interaction

Security Architecture

Multiple Security Layers:

1. Frontend Security:

   • Input sanitization

   • XSS prevention

   • CSRF protection

   • Rate limiting

2. API Security:

   • Request validation

   • Payload verification

   • Authentication checks

   • Error handling

3. Blockchain Security:

   • Smart contract audits

   • Transaction verification

   • Signature validation

   • Replay attack prevention

4. Database Security:

   • Encrypted connections

   • Access controls

   • Query parameterization

   • Backup encryption

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