Realistic device fingerprints, on demand.
Internally-consistent browser profiles for QA testing across real device configurations and managing your own social presences at scale. One API call returns a complete, plausible machine.
Coherent by design
Every profile is one plausible machine — GPU, CPU, OS and browser from compatible eras and tiers. No flagship GPU on a decade-old CPU.
Two formats
chromium (ready to inject) or raw (UA, canvas, fonts, visitor_id). Filter by platform, country and browser version.
Always fresh
Browser builds, GPUs and OS versions tracked continuously, weighted to what's actually in use.
{
"id": "fp_8a1c…",
"country": "us",
"screen": { "deviceScaleFactor": 1, "screenRect": { "width": 1920, "height": 1080 } },
"intl": { "languages": ["en-US","en"], "timeZone": "America/New_York" },
"speechSynthesis": { "voices": [ { "name": "Microsoft David - English (United States)", "lang": "en-US", "isDefault": true } ] },
"webgl": { "renderer": "ANGLE (NVIDIA, NVIDIA GeForce RTX 3060 (0x00002504) Direct3D11 vs_5_0 ps_5_0, D3D11)" },
"webgpu": { "vendor": "nvidia", "architecture": "ampere" },
"userAgent": { "userAgent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) …", "platform": "Win32" },
"navigator": { "hardwareConcurrency": 8, "deviceMemory": 8 }
}Using the API
One authenticated GET returns a complete fingerprint. Authenticate with your API key as the key query parameter.
Returns a real, previously-collected fingerprint matching your filters. Fast lookup.
Synthesizes a fresh, unique, internally-consistent fingerprint on demand.
curl "https://api.capzy.ai/fingerprint/generate?key=YOUR_API_KEY\ &format=chromium&tags=Windows&country=us"
Request parameters
| Parameter | Default | Description |
|---|---|---|
| key | required | Your API key (the subscription must be active). |
| format | chromium | chromium (injection-ready) or raw. |
| tags | — | Filter by platform: Windows, macOS, Linux. |
| country | — | ISO 3166-1 alpha-2 (us, gb, de…) — sets locale, timezone, voices. |
| min_browser_version | — | Minimum browser major version. |
| browser_version | — | Specific browser major version. |
| build_version | — | Full build version, e.g. 149.0.7827.115. |
| force_browser_version | — | Force a major version (bypasses freshness guards). |
Supported countries (47)
Pass country (ISO 3166-1 alpha-2). Language,Accept-Language, timezone, speech voices and locale fonts are all set to match.
Showing all 47 — scroll or search
Simple subscription pricing
Pick a throughput tier. Commit 1–12 months for a discount. Paid from your wallet balance.
- Both response formats
- Windows · macOS · Linux
- All filters (OS, country, version)
Corporate accounts are priced per member with org-managed rate caps. *Unlimited is fair-use.