Datadog vs Rootly vs Langfuse

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
Datadog
vs
Competitor 1
Rootly
Competitor 2
Langfuse
Competitor 3
Suggested competitors for Datadog: Dynatrace88% New Relic AI82% Raygun79% Arize Phoenix78% Respan78% Helicone77% Sherlocks.ai77% Doctor Droid77%
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3 tools · best value per row highlighted
Your tool Datadog
datadoghq.com
Datadog is a cloud-scale observability and security service that brings infrastructure metrics, application traces, logs, security signals and user experience data into one place.
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Competitor Rootly
rootly.com
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Competitor Langfuse
langfuse.com
Langfuse is an open-source platform for observability and evaluation of AI agents and LLM applications.
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Traffic estimated monthly website traffic
Monthly visits
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217.6Kvisits/mo
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MoM change
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▲ 10.4%
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6-month growth
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+64.3%
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Global rank web
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#170,661
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Avg. last 3 months
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210.6K
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Bounce rate lower is better
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38%
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Pages / visit
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4.2
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Visit duration
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2m 35s
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Traffic sources
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● Direct 85% · ● Referral 13%
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DatadogRootlyLangfuse
054.4K108.8K163.2K217.6KRootly · 145KRootly · 141.7KRootly · 145.1KRootly · 132.5KRootly · 200.8KRootly · 172.1KRootly · 217.1KRootly · 197.1KRootly · 217.6K100K1MRootly · 145KRootly · 141.7KRootly · 145.1KRootly · 132.5KRootly · 200.8KRootly · 172.1KRootly · 217.1KRootly · 197.1KRootly · 217.6KNov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
Freemium
Freemium
Freemium
Starting price
$15per month · free tier available
$20per month · free tier available
$29per month · free tier available
Free tier
Free trial
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API access
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Plans
Infrastructure Free FreeInfrastructure Pro $15/moInfrastructure Enterprise $23/moDevSecOps Pro $22/mo+3 more
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Hobby FreeCore $29/moPro $199/moTeams add-on $300/mo+1 more
Capabilities input → output
Input
CodeData
AudioData
DataText
Output
Data
Text
Data
Skill level
Advanced
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI Developer ToolsAI Monitor
Development & CodeProductivity & OfficeAI Developer ToolsAI Monitor
Development & CodeProductivity & OfficeAI Developer ToolsAI Monitor
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
13
4
12
Monitoring
Developer tools
AI observability
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AI system monitoring
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Application monitoring
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Cloud monitoring
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Incident response
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Infrastructure monitoring
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Cloud security
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Database monitoring
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DevOps
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LLM testing
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Prompt management
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Security monitoring
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Self hosted
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Vulnerability analysis
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Agents
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Cybersecurity monitoring
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Debugging
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Generative AI evaluation
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LLM behavior analysis
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LLM management
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Network monitoring
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Prompts
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Root cause analysis
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
Saves
0
0
0
Reviews
0
0
0
Prompts
0
0
0
Verified listing
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Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.