Cloudflare vs Sublime Security: Email Security Comparison (2026)

An independent side-by-side comparison of Cloudflare and Sublime 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.

Too early to call — probes still building data.
ChatGPT
Cloudflare
Tracking…
No data yet
Sublime Security
0 / 6 probes
0%
Invisible
Perplexity
Cloudflare
Tracking…
No data yet
Sublime Security
0 / 7 probes
0%
Invisible
Gemini
Cloudflare
Tracking…
No data yet
Sublime Security
0 / 6 probes
0%
Invisible
Claude
Cloudflare
Tracking…
No data yet
Sublime Security
0 / 6 probes
0%
Invisible
Copilot
Cloudflare
Tracking…
No data yet
Sublime Security
0 / 6 probes
0%
Invisible
Scale:NoneLowFairStrongExcellent

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

Pricing

Cloudflare
Starting price
Free tier
cloudflare.com
Sublime Security
Starting price
Free tier
sublimesecurity.com

Key Features

Cloudflare

Feature data is being indexed.

Sublime Security

Feature data is being indexed.

When to choose Cloudflare

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

When to choose Sublime Security

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

AI visibility profiles

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