Agari vs Tessian: Email Security Comparison (2026)
Agari and Tessian both offer AI-powered email security platforms. Agari provides DMARC policy management, real-time email archiving, and email encryption options. Tessian focuses on preventing data loss over email and streamlining security analyst workflows.
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.
Probes run hourly; each (engine × query) combo retests every ~3 days.
Pricing
Key Features
- ✓AI and threat intelligence integration
- ✓Automated email threat response
- ✓DMARC policy management
- ✓Spam and phishing protection
- ✓Real-time email archiving
- ✓Email encryption options
- ✓Adaptive security measures
- ✓Advanced threat inspection
- ✓AI-powered email threat detection
- ✓Prevent data loss over email
- ✓Integrated email security solutions
- ✓Streamline security analyst workflows
When to choose Agari
Agari is suitable for organizations requiring DMARC policy management, real-time email archiving, and email encryption, in addition to AI and threat intelligence integration and automated email threat response. Agari lists integrations with Microsoft 365, Microsoft Exchange, and Google Workspace.
When to choose Tessian
Tessian is suitable for organizations prioritizing AI-powered email threat detection, prevention of data loss over email, and streamlining security analyst workflows. Tessian does not list specific integrations.