Graylog vs Microsoft Sentinel: SIEM Comparison (2026)

An independent side-by-side comparison of Graylog and Microsoft Sentinel for siem buyers — pricing, features, integrations, and how often each is cited by major AI engines.

AI Citation Scorecard

How often each vendor is cited by major AI engines when real buyers ask siem questions. Tracked across ChatGPT, Perplexity, Gemini, and Claude over the last 90 days. Methodology.

ChatGPT
Graylog: tracking…
Microsoft Sentinel: tracking…
Perplexity
Graylog: tracking…
Microsoft Sentinel: tracking…
Gemini
Graylog: tracking…
Microsoft Sentinel: tracking…
Claude
Graylog: tracking…
Microsoft Sentinel: tracking…

Probes run hourly; each (engine × query) combo retests every ~3 days. Fresh categories may show "tracking…" until probes complete.

Pricing

Graylog
Starting price
Free tier
graylog.org
Microsoft Sentinel
Starting price
Free tier
microsoft.com

Key Features

Graylog

Feature data is being indexed.

Microsoft Sentinel

Feature data is being indexed.

When to choose Graylog

Choose Graylog if your team prioritizes its strengths over Microsoft Sentinel's. Full guidance populates as Graylog's feature data is indexed.

When to choose Microsoft Sentinel

Choose Microsoft Sentinel if your team prioritizes its strengths over Graylog's. Full guidance populates as Microsoft Sentinel's feature data is indexed.

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