api_integration.py

```python
"""
Janus Scanner Pro - OpenRouter API Integration
API Configuration and Model Integration Examples
"""

from openai import OpenAI
import json
# Configuration
API_KEY = "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"
BASE_URL = "https://openrouter.ai/api/v1"

# Initialize OpenRouter client
client = OpenAI(
    base_url=BASE_URL,
    api_key=API_KEY,
)
class JanusAPIIntegration:
    """Main class for Janus Scanner API integrations"""
    
    def __init__(self):
        self.client = client
        self.base_headers = {
            "HTTP-Referer": "https://janus-scanner-pro.com",
            "X-Title": "Janus Scanner Pro"
        }
    
    def text_analysis(self, text, model="deepseek/deepseek-chat-v3.1:free"):
        """Analyze text for fraud detection patterns"""
        messages = [
            {
                "role": "system",
                "content": "You are a financial fraud detection expert. Analyze the provided text for suspicious patterns, anomalies, and potential fraud indicators."
            },
            {
                "role": "user",
                "content": f"Analyze this financial data for fraud patterns: {text}"
            }
        ]
        
        completion = self.client.chat.completions.create(
            extra_headers=self.base_headers,
            model=model,
            messages=messages
        )
        return completion.choices[0].message.content
    
    def document_analysis(self, text, model="google/gemma-3-27b-it:free"):
        """Advanced document analysis with vision capabilities"""
        messages = [
            {
                "role": "user",
                "content": [
                    {
                        "type": "text",
                        "text": "Analyze this financial document for compliance issues, suspicious transactions, and regulatory violations."
                    },
                    {
                        "type": "text",
                        "text": text
                    }
                ]
            }
        ]
        
        completion = self.client.chat.completions.create(
            extra_headers=self.base_headers,
            model=model,
            messages=messages
        )
        return completion.choices[0].message.content
    
    def risk_assessment(self, transaction_data, model="nousresearch/hermes-3-llama-3.1-405b:free"):
        """Generate risk assessment for financial transactions"""
        messages = [
            {
                "role": "system",
                "content": "You are a risk assessment expert. Analyze transaction data and provide detailed risk scores and recommendations."
            },
            {
                "role": "user",
                "content": f"Assess the risk level for these transactions and provide recommendations: {transaction_data}"
            }
        ]
        
        completion = self.client.chat.completions.create(
            extra_headers=self.base_headers,
            model=model,
            messages=messages
        )
        return completion.choices[0].message.content

# Model configurations for different use cases
MODEL_CONFIGS = {
    "text_analysis": {
        "default": "deepseek/deepseek-chat-v3.1:free",
        "fast": "meituan/longcat-flash-chat:free",
        "high_capacity": "nousresearch/hermes-3-llama-3.1-405b:free"
    },
    "image_analysis": {
        "default": "google/gemma-3-27b-it:free",
        "specialized": "mistralai/mistral-small-3.2-24b-instruct:free"
    },
    "complex_reasoning": {
        "default": "nousresearch/hermes-3-llama-3.1-405b:free"
    }
}

def run_examples():
    """Run example API calls"""
    
    # Example 1: Text Analysis with DeepSeek
    print("=== Example 1: DeepSeek Text Analysis ===")
    janus = JanusAPIIntegration()
    
    sample_financial_text = """
    Transaction Report:
    - $15,000 cash withdrawal from account ending 1234
    - Multiple $9,999 transactions within 1 hour
    - International wire transfer to unknown entity
    - Account balance: $0 after suspicious activities
    """
    
    result1 = janus.text_analysis(sample_financial_text)
    print("Analysis Result:", result1)
    print()
    
    # Example 2: Document Analysis with Gemma
    print("=== Example 2: Gemma Document Analysis ===")
    sample_document = """
    Quarterly Report Q4 2024:
    Revenue: $2,450,000
    Expenses: $2,100,000
    Unknown expenses: $350,000 (marked as 'miscellaneous')
    Cash payments: $180,000 (cash only, no receipts)
    Related party transactions: $120,000 to entity with same address
    """
    
    result2 = janus.document_analysis(sample_document)
    print("Document Analysis:", result2)
    print()
    
    # Example 3: Risk Assessment with Hermes
    print("=== Example 3: Hermes Risk Assessment ===")
    transaction_data = [
        {"amount": 9999, "type": "withdrawal", "time": "23:45"},
        {"amount": 9999, "type": "withdrawal", "time": "23:46"},
        {"amount": 9999, "type": "withdrawal", "time": "23:47"},
        {"amount": 15000, "type": "wire_transfer", "account": "unknown"},
        {"amount": 5000, "type": "cash_deposit", "location": "different_city"}
    ]
    
    result3 = janus.risk_assessment(json.dumps(transaction_data))
    print("Risk Assessment:", result3)
    print()
    
    # Example 4: Fast Analysis with Longcat
    print("=== Example 4: Longcat Fast Analysis ===")
    messages = [
        {
            "role": "user",
            "content": "Quickly identify the main fraud indicators in this data: Multiple round number transactions, cash payments, and international transfers"
        }
    ]
    
    completion = client.chat.completions.create(
        extra_headers={
            "HTTP-Referer": "https://janus-scanner-pro.com",
            "X-Title": "Janus Scanner Pro"
        },
        model="meituan/longcat-flash-chat:free",
        messages=messages
    )
    
    print("Fast Analysis:", completion.choices[0].message.content)
    print()
    
    # Example 5: Multi-step Analysis Workflow
    print("=== Example 5: Multi-step Analysis ===")
    def comprehensive_analysis(data):
        # Step 1: Initial scan
        scan_result = janus.text_analysis(data, "meituan/longcat-flash-chat:free")
        
        # Step 2: Deep analysis if suspicious
        if "suspicious" in scan_result.lower():
            detailed_result = janus.risk_assessment(data, "nousresearch/hermes-3-llama-3.1-405b:free")
            return {
                "scan_result": scan_result,
                "detailed_analysis": detailed_result,
                "risk_level": "HIGH"
            }
        else:
            return {
                "scan_result": scan_result,
                "risk_level": "LOW"
            }
    
    test_data = "Multiple $9999 transactions, cash deposits, international transfers"
    workflow_result = comprehensive_analysis(test_data)
    print("Comprehensive Analysis:", json.dumps(workflow_result, indent=2))

if __name__ == "__main__":
    print("Janus Scanner Pro - OpenRouter API Integration")
    print("=" * 50)
    print("Available Models:")
    for category, models in MODEL_CONFIGS.items():
        print(f"\n{category.upper()}:")
        for name, model in models.items():
            print(f"  {name}: {model}")
    
    print("\n" + "=" * 50)
    run_examples()
```
```