Now in Public Beta

Protect Your Site
with Hardware-Level Bot Defense

11-layer defense-in-depth with Dynamic WASM hardening, GPU rendering proof, timing fingerprinting, and polymorphic engine. Privacy-first, GDPR compliant, integrates in 3 minutes.

It's 2026, and we are still training AI models for tech giants for free.

99.7%
Bot Detection
<0.5s
Invisible Verify
7
Verification Engines
11
Defense Layers

Try It Yourself

Experience BotFlush verification firsthand. Click the checkbox below to trigger a real captcha challenge — powered by intelligent emoji recognition and multi-layer bot detection.

Built for the Modern Web

Everything you need to protect your applications from automated abuse, from click-based challenges to hardware-level GPU verification.

7 Verification Engines

Emoji Click, Visual Match, Text Challenge, Smart Challenge, and three tiers of Invisible Shield (Free / Pro / Max) — choose per site.

11-Layer Hardware Defense

Dynamic WASM hardening, GPU Rendering Proof, timing fingerprint, polymorphic engine, CPU/GPU PoW, and behavioral analysis create an impenetrable defense stack.

Legacy Device Support

Optimized for older browsers and low-end devices. Compatible with iOS 6+ and Android 4+, perfect for emerging markets.

Multi-Language

Full i18n support with English, Spanish, French, and Chinese. Auto-detects user language for seamless experience.

Per-Site Engine Selection

Choose the exact verification engine and security level per site. From lightweight Emoji click to hardware-level Invisible Shield Max.

Enterprise Analytics

GPU usage distribution, country traffic, time-series trends, top IPs, and risk scoring — all from a real-time dashboard.

Distributed Edge Network

Built-in multi-node architecture with automatic failover and latency-based routing. Deploy globally for maximum uptime and minimal response times.

Integrate in 3 Minutes

Drop-in JavaScript widget with server-side token verification. Works with any backend.

View Docs

Simple & transparent pricing

Four plans. From free to enterprise-grade protection.

Free
$0
Free forever
  • 6 sites
  • 5 engines with daily quotas
  • Daily verification limits
  • No credit card required
Get Started
Pro
$5
/month
  • 15 sites
  • 5 engines with daily quotas
  • 120 req/min
  • Higher rate limits
Start Building
Enterprise
$29
/month
  • Unlimited sites
  • All 7 engines, unlimited
  • 1000 req/min
  • Unlimited quotas
Get Started

All plans include multi-language support, GDPR compliance, Dynamic WASM hardening, and polymorphic engine.

Why Choose BotFlush?

Free Forever

Generous free tier with 5 verification engines. No credit card, no trial limit.

Hardware-Level GPU Defense

Dynamic WASM hardening, GPU Rendering Proof & timing fingerprinting — exclusive technology that makes botting extremely expensive.

Emerging Market Friendly

Optimized for low-end devices, legacy browsers (iOS 6+, Android 4+), and slow connections.

Affordable at Scale

Plans from $5 to $29/month. Simple, predictable pricing.

Simple Subscriptions

No per-request billing. Subscribe monthly and use all engines without counting verifications.

Privacy First

No cookies, no tracking pixels, no AI model training. GDPR compliant by design.

Legacy Browser Compatible

Using an older device? Test our CAPTCHA on iOS 6+, IE 9+, and Android 4+ browsers.

Test Compatibility

Ready to protect your site?

Get started with BotFlush and add hardware-level CAPTCHA protection to your site in minutes.

Create Free Account Read the Docs