Nucleus Security vs Vulcan Cyber: Vulnerability Management Comparison (2026)

An independent side-by-side comparison of Nucleus Security and Vulcan Cyber for vulnerability management buyers — pricing, features, integrations, and how often each is cited by major AI engines.

AI Citation Scorecard

How often each vendor is cited by major AI engines when real buyers ask vulnerability management questions. Tracked across ChatGPT, Perplexity, Gemini, and Claude over the last 90 days. Methodology.

ChatGPT
Nucleus Security: tracking…
Vulcan Cyber: tracking…
Perplexity
Nucleus Security: tracking…
Vulcan Cyber: tracking…
Gemini
Nucleus Security: tracking…
Vulcan Cyber: tracking…
Claude
Nucleus Security: tracking…
Vulcan Cyber: tracking…

Probes run hourly; each (engine × query) combo retests every ~3 days. Fresh categories may show "tracking…" until probes complete.

Pricing

Nucleus Security
Starting price
Free tier
nucleussec.com
Vulcan Cyber
Starting price
Free tier
vulcan.io

Key Features

Nucleus Security

Feature data is being indexed.

Vulcan Cyber

Feature data is being indexed.

When to choose Nucleus Security

Choose Nucleus Security if your team prioritizes its strengths over Vulcan Cyber's. Full guidance populates as Nucleus Security's feature data is indexed.

When to choose Vulcan Cyber

Choose Vulcan Cyber if your team prioritizes its strengths over Nucleus Security's. Full guidance populates as Vulcan Cyber's feature data is indexed.

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