Greenbone OpenVAS
What ChatGPT, Claude, Gemini & Grok actually say · July 2026
The verdict
Greenbone OpenVAS appears in 1 AI-ranked category — best position #5 for vulnerability scanner for infrastructure.
Leading open-source option with strong Nessus heritage, comprehensive NVT feed for infrastructure vulnerabilities, customizable authenticated scans, solid web interface and community support making it highly effective and cost-free for on-prem/hybrid infra practitioners who invest in setup.
GPT Capable infrastructure scanning, strong standards-based reporting, transparent OpenVAS foundations, and compelling value for organizations wanting control or self-hosting
Claude The strongest open-source option — solid CVE coverage, no per-asset licensing costs, self-hosted for air-gapped and sovereignty-sensitive environments, and a commercial appliance tier for support
Where Greenbone OpenVAS falls short, per the models
- GPT Improve detection consistency, feed speed, and workflow polish to match the leading commercial platforms
- Claude Close the detection-feed gap (slower and thinner than Nessus's plugin feed) and cut scan times, which lag commercial rivals significantly
- Grok Requires more ongoing maintenance, tuning, and expertise than commercial tools; feed updates and performance can lag behind paid solutions in very large or dynamic environments.
Top alternatives per the models: Qualys VMDR · Tenable Vulnerability Management · Wiz · Rapid7 InsightVM
Rankings are computed from what the models answer, re-polled continuously · raw reasoning shown verbatim · methodology