PromptBrake vs Guardana

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

PromptBrake compared with Guardana
Detail	PromptBrake	Guardana
What it does	Automated AI security testing for chatbots, agents, and APIs	Open-source AI security verification
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Open source
Pricing	Free trial: 3 scans over 7 days. $99 USD once for 5 scans valid 30 days (no renewal). $499/month for 30 scans per billing month and one active runner license (month-to-month).	Not given
Key features	138 automated checks across 18 attack categories API endpoint and web chatbot testing Self-hosted Docker runner Evidence exports and Baseline Diff CI/CD release gate automation Findings with evidence, business impact, and remediation guidance Behavioral regression detection	Scan model and code artifacts offline Probe and monitor live endpoints Grade recorded application runs Diff and compare security runs 58 security rules across build and runtime Python API for integration Custom rule creation with YAML or Python Cost estimation before probing Optional self-hosted collector
What makes it different	Built by an application-security practitioner with GWEB certification Compare test results with Baseline Diff to verify fixes	Fully offline artifact scanning with no telemetry or account required Unverified results never marked as clean; handles uncertainty explicitly Works with multiple model APIs and MCP servers regardless of model Re-grade recorded runs without rerunning the application
Community votes	0	0
DR (Domain Rating by Ahrefs)	31 no change since last check	2 no change since last check
Trust Flow (Majestic)	12	2
Citation Flow (Majestic)	29	21
Referring domains (Majestic)	46	22

4 details filled in for both companies.

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