AI-powered spam protection starting at €7.50/month. WordPress plugins included. Save 50% with annual plans. No hidden limits, no surprises.
{
"context": "E-commerce contact form",
"email": "john@company.com",
"body": {
"name": "John Smith",
"message": "Product inquiry..."
}
}{
"is_spam": false,
"spam_score": 5,
"confidence": 98,
"processing_time_ms": 308,
"reasons": [
"Professional email",
"Natural language",
"Context matches"
]
}Everything you need to keep spam away
Advanced AI analyzes context, language patterns, and suspicious indicators in real-time with enterprise-grade accuracy.
Works with any language. Analyze forms in English, Italian, Spanish, and 100+ languages.
Average response time ~308ms. Real-time protection without slowing down your forms.
Track spam patterns, validation trends, and API usage with detailed analytics dashboard.
Enterprise-grade security with API key authentication and rate limiting protection.
Simple REST API. Integrate in minutes with any platform - PHP, JavaScript, Python, and more.
Solve the problems traditional CAPTCHAs can't
Real-world impact: Sites replacing CAPTCHA with SpamKiller see 40% higher form completion rates while blocking 99.9% of spam.
Replace Your CAPTCHA TodayGet protected in 3 simple steps
Create your free account and get your API key instantly. No credit card required.
Add our API to your form handler. Just one POST request with your form data.
Get instant spam detection results and decide how to handle submissions.
curl -X POST https://spamkiller.io/api/v1/validate \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"context": "E-commerce site. Contact form for customer support",
"email": "customer@example.com",
"body": {
"name": "John Doe",
"message": "I would like to know more about your products"
}
}'Pre-built integrations for popular platforms
Plus: Gravity Forms, WPForms, and any REST API integration
View All Integrations →Start with 50 free credits every month. Buy more credits only when you need them - they never expire.
View Pricing PlansEverything you need to know
Our AI-powered system achieves 99.9% accuracy by analyzing multiple factors including content quality, email/phone patterns, context relevance, and known spam indicators. The system continuously learns and adapts to new spam patterns.
You can protect any type of web form: contact forms, newsletter signups, user registrations, checkout forms, support tickets, comment sections, and more. Our API is universal and works with any form type.
Average response time is ~300ms. Fast mode is optimized for real-time protection without impacting user experience.
No! Get started with 50 free credits every month, no credit card required. Purchase more credits only when you need them.
We accept all major credit cards via Stripe. All payments are secure and encrypted.
Utilizziamo cookie tecnici per garantire il corretto funzionamento del sito. I cookie analytics (opzionali) ci aiutano a migliorare il servizio. Consulta la nostra Privacy Policy per maggiori informazioni.