Secure your AI in minutes

Stop AI VulnerabilitiesBefore They Ship

PromptShield automatically detects prompt injection, excessive agency, and information disclosure vulnerabilities in your LLM applications.

No credit card required • 5 free scans/month

Comprehensive Testing

Test for prompt injection, excessive agency, and information disclosure vulnerabilities

Easy Integration

Simple API integration with detailed reports and actionable recommendations

Real-time Results

Get instant feedback with detailed vulnerability analysis and remediation steps

Comprehensive AI Security Testing

Protect your LLM applications from the most common and dangerous vulnerabilities

PI

Prompt Injection

Test for malicious prompts that can manipulate AI behavior, extract sensitive data, or bypass safety measures.

  • • Direct injection attacks
  • • Indirect injection via context
  • • System prompt manipulation
  • • Jailbreaking attempts
EA

Excessive Agency

Detect when AI systems take actions beyond their intended scope or make unauthorized decisions.

  • • Unauthorized system access
  • • Privilege escalation
  • • Unintended API calls
  • • Overreaching permissions
ID

Information Disclosure

Identify when AI systems leak sensitive information, training data, or internal system details.

  • • Training data extraction
  • • System prompt leakage
  • • Internal logic exposure
  • • Sensitive data exposure
OV

Output Validation

Ensure AI outputs are properly validated and don't contain harmful or inappropriate content.

  • • Harmful content generation
  • • Inappropriate responses
  • • Format validation failures
  • • Content filtering bypass
CS

Conversation Security

Test multi-turn conversations for context-based vulnerabilities and social engineering attacks.

  • • Social engineering
  • • Role escalation
  • • Context manipulation
  • • Information extraction
AT

Advanced Testing

Comprehensive testing including edge cases, adversarial inputs, and real-world attack scenarios.

  • • Adversarial examples
  • • Edge case handling
  • • Stress testing
  • • Real-world scenarios

Our comprehensive test suite covers 50+ vulnerability patterns across all major AI security categories

How PromptShield Works

Secure your AI applications in three simple steps

1

Connect Your API

Provide your AI endpoint URL and API key. We support all major LLM providers including OpenAI, Anthropic, and custom APIs.

https://api.your-ai.com/chat
2

Automated Testing

Our system runs 50+ sophisticated attack patterns to test for vulnerabilities including prompt injection, data leakage, and security bypasses.

Running tests...✓ 47/50
3

Get Detailed Report

Receive a comprehensive security report with vulnerability severity, root cause analysis, and actionable remediation steps.

Security ScoreA+ (95/100)
• High: 0• Medium: 2
• Low: 1• Info: 3

Simple, Transparent Pricing

Start free and scale as you grow. No hidden fees, no surprises.

Free

Perfect for getting started

$0/month
  • 5 scans per month
  • Basic vulnerability detection
  • PDF reports
Get Started Free
Most Popular

Pro

For growing teams

$19/month
  • Unlimited scans
  • Full test library (50+ tests)
  • API access
  • Priority support
Get Pro

Enterprise

For large organizations

$99/month
  • Everything in Pro
  • Team features
  • Custom patterns
  • 24/7 support

Documentation & Resources

Everything you need to get started with PromptShield

Quick Start

Get up and running in minutes with our step-by-step guide.

Start Now →

API Reference

Complete API documentation with examples and code snippets.

View Docs →

Security Guide

Best practices for securing your AI applications.

Read Guide →

Examples

Real-world integration examples and use cases.

View Examples →

Support

Get help from our team and community.

Contact Support →

Changelog

Stay updated with the latest features and improvements.

View Updates →

Ready to Secure Your AI?

Join thousands of developers who trust PromptShield to protect their AI applications.