Compare
Lightrun vs SigNoz
Short answer: Pick Lightrun if you want live observability for enterprise applications; pick SigNoz if you want unified OpenTelemetry observability. Lightrun has a free plan; SigNoz has a free plan, paid from $49/month.
LightrunConnecting developers to their live applications 
SigNozOpen-source observability: traces, metrics and logs on OpenTelemetryWhich to pick
Pick Lightrun if you want…
- Live observability for enterprise applications
- Integrations with Slack, GitHub or Bitbucket (on Lightrun's list, not SigNoz's)
Pick SigNoz if you want…
- Unified OpenTelemetry observability
- Open-source code (SigNoz/signoz on GitHub)
- Integrations with OpenTelemetry or Kubernetes (on SigNoz's list, not Lightrun's)
Side by side
- What it is
- Lightrun:Lightrun adds live logs, metrics and traces to running code for real-time observability and AI-agent troubleshooting.
- SigNoz:SigNoz is an OpenTelemetry-native observability platform offering APM, logs, traces, metrics, alerts and AI-assisted debugging.
- Best for
- Lightrun:Live observability for enterprise applications
- SigNoz:Unified OpenTelemetry observability
- Who it’s for
- Lightrun:Support, SRE, platform engineering and developers needing live runtime context.
- SigNoz:DevOps, SRE and engineering teams needing unified observability.
- Pricing
- Lightrun:Freemium
- SigNoz:Freemium
- Starting price
- Lightrun:—
- SigNoz:$49/month (Teams)
- Free plan or trial
- Lightrun:Free plan (Free Plan)
- SigNoz:Free plan (Community (Self-Hosted)) · Free trial
- Plans
- Lightrun:Free Plan $0
- SigNoz:Teams $49/month per month · Community (Self-Hosted) Free
- Open source
- Lightrun:—
- SigNoz:Yes, 32,258 GitHub stars
- Works with
- Lightrun:Slack, GitHub, Bitbucket, Jira, ServiceNow, Azure DevOps, IntelliJ, PyCharm
- SigNoz:OpenTelemetry, Kubernetes
Lightrun features
- Live runtime evidence. Collect logs, metrics, traces and dumps from code without redeploying.
- AI-driven investigation. Conversational assistant triages incidents and suggests remediations.
- Multi-instance debugging. Debug Kubernetes, serverless and other instances in real time.
- IDE integrations. Plugins for IntelliJ, PyCharm, WebStorm, VS Code and other editors.
- Enterprise system connectors. Integrates with SAP, Oracle, Salesforce, ServiceNow, Jira, Azure DevOps and more.
- Role-based access & SSO. RBAC, SSO, SCIM and SAML support for secure team collaboration.
- Audit & compliance. Full audit logs, ISO 27001, SOC 2, GDPR and HIPAA aligned security.
- Custom connector setup. Unlimited APM, telemetry and third-party integrations via custom connectors.
SigNoz features
- APM & Tracing. Collect and analyze traces with up to a million spans, showing latency, errors and service dependencies.
- Log Management. Columnar log storage with built-in trace correlation and fast query via PromQL or ClickHouse SQL.
- Metrics & Alerts. Metrics ingestion with usage-based pricing, plus threshold, anomaly and Apdex alerts.
- AI Assistant (Noz). Chat-based AI teammate that can query telemetry, investigate incidents and build dashboards.
- LLM Observability. Native telemetry for OpenAI, Azure OpenAI, Gemini and other LLM services.
- Infrastructure Monitoring. Kubernetes, host and cloud metrics displayed alongside application signals.
- Dashboards & Templates. Reusable dashboard templates for services, infra, databases and LLM usage.
- Compliance & Security. SOC 2 Type II, HIPAA, data residency in US/EU/India and SSO/SAML support for enterprise.
Lightrun vs SigNoz FAQ
What is the difference between Lightrun and SigNoz?+
SigNoz offers open-source OpenTelemetry observability, whereas Lightrun delivers enterprise-grade AI agents and custom connectors.
Should I use Lightrun or SigNoz?+
Pick Lightrun if you want live observability for enterprise applications or integrations with Slack, GitHub or Bitbucket (on Lightrun's list, not SigNoz's). Pick SigNoz if you want unified OpenTelemetry observability, open-source code (SigNoz/signoz on GitHub) or integrations with OpenTelemetry or Kubernetes (on SigNoz's list, not Lightrun's).
Is Lightrun or SigNoz free?+
Lightrun has a free plan (Free Plan) and paid plans. SigNoz has a free plan (Community (Self-Hosted)); paid plans start at $49/month (Teams).
Is Lightrun or SigNoz open source?+
SigNoz is open source (SigNoz/signoz on GitHub). DevHunt has no public source repository on record for Lightrun.
Do Lightrun and SigNoz integrate with the same tools?+
Their integration lists don't overlap: Lightrun lists Slack, GitHub, Bitbucket, Jira and 8 more; SigNoz lists OpenTelemetry and Kubernetes.
On DevHunt
Based on each tool's website and DevHunt data. Details may change; check the official sites.