Perimeter 81 vs Agari: Email Security Comparison (2026)
An independent side-by-side comparison of Perimeter 81 and Agari 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.
Too early to call — probes still building data.
ChatGPT
Perimeter 81
Tracking…
No data yet
Agari
0 / 6 probes
0%
InvisiblePerplexity
Perimeter 81
Tracking…
No data yet
Agari
0 / 7 probes
0%
InvisibleGemini
Perimeter 81
Tracking…
No data yet
Agari
0 / 6 probes
0%
InvisibleClaude
Perimeter 81
Tracking…
No data yet
Agari
1 / 6 probes
17%
AverageCopilot
Perimeter 81
Tracking…
No data yet
Agari
0 / 6 probes
0%
InvisibleScale:NoneLowFairStrongExcellent
Probes run hourly; each (engine × query) combo retests every ~3 days.
Pricing
Key Features
Perimeter 81
Feature data is being indexed.
Agari
- ✓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
When to choose Perimeter 81
Choose Perimeter 81 if your team prioritizes its strengths over Agari's. Full guidance populates as Perimeter 81's feature data is indexed.
When to choose Agari
Choose Agari if your team prioritizes its strengths over Perimeter 81's. Full guidance populates as Agari's feature data is indexed.