Lightstep vs Sumo Logic: Observability & APM Comparison (2026)
Lightstep and Sumo Logic are both Observability & APM platforms that offer custom pricing.
AI Citation Scorecard
How often each is cited by major AI engines when buyers ask observability & apm questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.
Too early to call — probes still building data.
ChatGPT
Lightstep
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No data yet
Sumo Logic
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No data yet
Perplexity
Lightstep
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No data yet
Sumo Logic
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No data yet
Gemini
Lightstep
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No data yet
Sumo Logic
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No data yet
Claude
Lightstep
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No data yet
Sumo Logic
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No data yet
Copilot
Lightstep
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No data yet
Sumo Logic
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No data yet
Scale:NoneLowFairStrongExcellent
Probes run hourly; each (engine × query) combo retests every ~3 days.
Pricing
Key Features
Lightstep
- ✓Custom quotes available
- ✓Predictable pricing based on units
- ✓Scalability for growth
- ✓Evaluation of needs included
Sumo Logic
- ✓Unlimited users
- ✓Cloud-scale performance
- ✓Ad-hoc investigation
- ✓AI-driven alerting
When to choose Lightstep
Lightstep may be preferable for organizations seeking highly customized solutions and direct engagement with a sales team to determine pricing based on specific needs and usage.
When to choose Sumo Logic
Sumo Logic may be preferable for organizations that value a free tier option, unlimited users, and AI-driven alerting, along with integrations with services like PagerDuty, Slack, ServiceNow, and AWS CloudTrail.
Frequently Asked Questions
Pricing Model
Lightstep offers predictable pricing based on units and custom quotes. Sumo Logic offers flexible pricing based on usage and deployments, and has a free tier available.
Free Tier
Lightstep does not list a free tier. Sumo Logic offers a free tier.
Key Features
Lightstep's key features include custom quotes, predictable pricing based on units, scalability for growth, and evaluation of needs. Sumo Logic's key features include unlimited users, cloud-scale performance, ad-hoc investigation, and AI-driven alerting.
Integrations
Lightstep does not list specific integrations. Sumo Logic integrates with Slack, PagerDuty, ServiceNow, and AWS CloudTrail.