. Or use the REST API directly with POST /v1/verify."}},{"@type":"Question","name":"Is there a free tier?","acceptedAnswer":{"@type":"Answer","text":"Yes. Get an API key instantly with no signup required. The free tier includes 1,000 verifications per day (30,000/month). No credit card needed."}},{"@type":"Question","name":"What signals does Device.AI analyze?","acceptedAnswer":{"@type":"Answer","text":"Device.AI analyzes user agent, automation framework presence (Selenium, Puppeteer, PhantomJS, etc.), canvas fingerprint, WebGL renderer, screen resolution, timezone, hardware concurrency, browser feature support, and connection type."}}]}]}

API Playground

Test Device.AI bot detection in real time. Select a preset or enter a custom user agent to see how our scoring engine evaluates each request. ⌘+Enter to run.

curl -X POST https://device.ai/v1/verify \
-H "Content-Type: application/json" \
-d '{"key":"......", "user_agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64..."}'
🔬

Ready to Test

Select a preset or enter a custom user agent, then hit Run to see the bot score and signal breakdown.

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