Censys Search vs Filigran OpenCTI Cloud 2026: Which Is Better?

Updated May 2026 · Threat Intelligence

Side-by-Side Comparison

Feature	Censys Search	Filigran OpenCTI Cloud
Name	Censys Search	Filigran OpenCTI Cloud
Category	Threat Intelligence	Threat Intelligence
Rating	4.5/5	4.4/5
Pricing Model	Freemium	Freemium
Open Source	N	N
Deployment	Cloud / Self-hosted	Cloud / Self-hosted
Best For	Budget-friendly Threat Intelligence	Budget-friendly Threat Intelligence

Key Differences

Pricing model: Both tools use a Freemium pricing approach, so cost is unlikely to be the deciding factor.
Open source: Neither is open-source; both are commercial products with proprietary code.
Community rating: Both tools are rated within 0.1 points of each other (4.5/5 vs 4.4/5) — quality perception is similar.
Deployment: Both tools share a Cloud / Self-hosted deployment model.

Alternatives to Consider

Censys Search Alternatives →

Top Threat Intelligence tools similar to Censys Search

Filigran OpenCTI Cloud Alternatives →

Top Threat Intelligence tools similar to Filigran OpenCTI Cloud

Frequently Asked Questions

Is Censys Search better than Filigran OpenCTI Cloud?

Censys Search is rated 4.5/5 vs 4.4/5 for Filigran OpenCTI Cloud. "Better" depends on your specific use case — pricing, deployment, integrations, and team requirements all factor in. Review both tool pages and the comparison table above to make the right call.

Is Censys Search or Filigran OpenCTI Cloud cheaper?

Censys Search uses a Freemium pricing model, while Filigran OpenCTI Cloud uses Freemium. Total cost depends on team size, deployment scale, and required support tier — request quotes from both vendors for accurate comparison.

Can I use Censys Search and Filigran OpenCTI Cloud together?

Yes — many security teams run multiple Threat Intelligence tools in parallel for defense in depth, redundancy, or to leverage each tool's specific strengths. Check both products' integration documentation for supported workflows, data export formats, and API compatibility.