Device-Analyze API — User-Agent Detection | YEB

Detect browser, operating system, device type and bots from any User-Agent string. Power real-time analytics, A/B targeting and bot filtering without cookies.

Transparent pricing: 0.002 credits / request  • 92.2ms

Try API FAQ Buy Credits

What can you do?

Break down traffic by device & browser without cookies.

Serve different layouts to mobile vs. desktop users.

Detect bad crawlers spoofing legit browsers.
Tip: leave empty and we’ll use the UA header of your browser.
Result
    Raw JSON 
    
                    
    

                
    
            
    
        
    

    
    

    

 
    
    

    
    
            
    
            
    
                
    
                    Frequently Asked Questions
                
    
            
    
            
    
                
    
                    
    
                                                    
    
    
    
        
    
    

    
    
        
    
            It relies on the open-source WhichBrowser database, updated weekly for new devices and engines.
        
    
    
    

    
                                                    
    
    
    
        
    
    

    
    
        
    
            No – we hash them for metrics; the raw value is discarded immediately after parsing.
        
    
    
    

    
                                                                            
    
    
    
        
    
    

    
    
        
    
            Every request from the live demo UI consumes the same number of credits as a direct API call.
        
    
    
    

    
                                            
    
                
    
            
    
        
    
    
    
    
    
                
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