Datadog Cloud SIEM vs Graylog: SIEM Comparison (2026)

Datadog Cloud SIEM is a cloud-native SIEM solution with a pay-as-you-go pricing model based on data ingestion, offering extensive detection rules and automated workflows. Graylog is an enterprise log management and SIEM solution with a higher starting price, aimed at comprehensive log management and maximizing system uptime.

AI Citation Scorecard

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

Tied overall — both at 13% cited across 60 probes.
ChatGPT
Datadog Cloud SIEM
1 / 6 probes
17%
Average
GraylogLeads
2 / 6 probes
33%
Good
Perplexity
Datadog Cloud SIEMLeads
2 / 6 probes
33%
Good
Graylog
1 / 6 probes
17%
Average
Gemini
Datadog Cloud SIEM
0 / 6 probes
0%
Invisible
Graylog
0 / 6 probes
0%
Invisible
Claude
Datadog Cloud SIEM
1 / 6 probes
17%
Average
Graylog
1 / 6 probes
17%
Average
Copilot
Datadog Cloud SIEM
0 / 6 probes
0%
Invisible
Graylog
0 / 6 probes
0%
Invisible
Scale:NoneLowFairStrongExcellent

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

Pricing

Datadog Cloud SIEM
Starting price
$5/GB/month
Free tier
datadoghq.com
Graylog
Starting price
$15,000/yr
Free tier
graylog.org

Key Features

Datadog Cloud SIEM
  • 800+ detection rules
  • Real-time alert analysis
  • 12-month data retention
  • Automated incident workflows
Graylog
  • Enterprise Log Management
  • Maximizes system uptime
  • Alert on issues and outages
  • Meets data retention requirements

When to choose Datadog Cloud SIEM

Datadog Cloud SIEM is suitable for organizations that require a cloud-native SIEM with real-time alert analysis, automated incident workflows, and integrations with major cloud providers. It offers a pricing model that scales with data usage and includes 12-month data retention. It is beneficial for environments where integration with existing security tools and seamless log search are priorities.

When to choose Graylog

Graylog is suitable for enterprises that need robust security features, comprehensive log management, and the ability to meet data retention requirements. It is designed for large teams and focuses on maximizing system uptime and reducing SIEM complexity. Organizations with significant IT resources and a need for a powerful, centralized log management solution would find Graylog beneficial, despite its higher starting price and potential for additional training.

Frequently Asked Questions

What are the key differences in pricing?
Datadog Cloud SIEM starts at $5/GB/month, while Graylog has a starting price of $15,000/year.
What are the main feature distinctions?
Datadog Cloud SIEM offers 800+ detection rules, real-time alert analysis, 12-month data retention, and automated incident workflows. Graylog focuses on Enterprise Log Management, maximizing system uptime, alerting on issues and outages, and meeting data retention requirements.
How do their integrations differ?
Datadog Cloud SIEM integrates with AWS, Azure, Google Cloud, Jira, and Slack. No integrations are listed for Graylog.
What are the primary advantages of Datadog Cloud SIEM?
Datadog Cloud SIEM offers comprehensive threat detection, automated investigations, seamless log search, and integrates with existing security tools.
What are the primary advantages of Graylog?
Graylog provides robust security features, comprehensive log management, is designed for large teams, and reduces complexity in SIEM.

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