Pentagi

Fully autonomous AI Agents for complex penetration testing tasks

GrowingOpen SourceLow lock-in

Pricing

Free tier

Flat rate

Adoption

Rising

License

Open Source

Data freshness

Verified · Jul 16, 2026

Overview

What is Pentagi?

Pentagi is an advanced system that leverages AI to perform sophisticated penetration testing. It automates the process of identifying and exploiting vulnerabilities in systems, making it a powerful tool for cybersecurity professionals.

Key differentiator

Pentagi stands out as an open-source, self-hosted solution for automated penetration testing with AI capabilities, offering flexibility and customization over commercial alternatives.

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Honest assessment

Strengths & Weaknesses

↑ Strengths

Automated penetration testing with AI-driven decision-makingmedium

Support for a wide range of attack vectors and techniquesmedium

Customizable to target specific systems or applicationsmedium

↓ Weaknesses

Steep learning curve for non-Python developershigh

API requires Python-specific patterns, TypeScript SDK is community-maintained

Frequent breaking changes between versionsmedium

v0.1 to v0.2 migration required rewriting chain definitions

Limited integrations with other security tools and platformshigh

Officially supports only a few popular CI/CD pipelines, lacking broader ecosystem support

Performance issues under heavy loadmedium

Scalability tests show significant slowdowns when running multiple concurrent penetration tests

Fit analysis

Who is it for?

✓ Best for

Security teams needing automated and intelligent penetration testing solutions

Organizations looking to enhance their cybersecurity posture with AI-driven tools

✕ Not a fit for

Teams requiring real-time threat detection (Pentagi focuses on scheduled or manual runs)

Projects that need a user-friendly web interface for security assessments

Cost structure

Pricing

Free Tier

Available

Open source — free to use

Starts at

$0

Model

Flat rate

Enterprise

None

Performance benchmarks

How Fast Is It?

Ecosystem

Relationships

Next step

Get Started with Pentagi

Step-by-step setup guide with code examples and common gotchas.

View Setup Guide →