Tessian vs Abnormal Security: Email Security Comparison (2026)

An independent side-by-side comparison of Tessian and Abnormal Security for email security buyers — pricing, features, integrations, and how often each is cited by major AI engines.

AI Citation Scorecard

How often each is cited by major AI engines when buyers ask email security questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.

Abnormal Security leads overall27% cited vs Tessian 10% across 60 probes.
ChatGPT
Tessian
0 / 6 probes
0%
Invisible
Abnormal SecurityLeads
1 / 6 probes
17%
Average
Perplexity
Tessian
1 / 6 probes
17%
Average
Abnormal SecurityLeads
3 / 6 probes
50%
Excellent
Gemini
Tessian
0 / 6 probes
0%
Invisible
Abnormal Security
0 / 6 probes
0%
Invisible
Claude
Tessian
2 / 6 probes
33%
Good
Abnormal SecurityLeads
4 / 6 probes
67%
Excellent
Copilot
Tessian
0 / 6 probes
0%
Invisible
Abnormal Security
0 / 6 probes
0%
Invisible
Scale:NoneLowFairStrongExcellent

Probes run hourly; each (engine × query) combo retests every ~3 days.

Pricing

Tessian
Starting price
Free tier
tessian.com
Abnormal Security
Starting price
Free tier
abnormalsecurity.com

Key Features

Tessian
  • AI-powered email threat detection
  • Prevent data loss over email
  • Integrated email security solutions
  • Streamline security analyst workflows
Abnormal Security

Feature data is being indexed.

When to choose Tessian

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

When to choose Abnormal Security

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

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