Application monitoring software for developers to see errors clearer, solve issues faster and continue learning continuously
Open source observability built on OpenTelemetry
Stage
Established
Not given
Founded
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Based in
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US
Pricing model
Freemium
Freemium
Pricing
Not given
Startup: $39/month with 100 GB per signal (logs, traces, metrics), then $0.30/GB. Browser sessions: 5,000 included, then $0.002/session. Product events: 1M included, then $5/1M. AI usage: $10/month included, then billed per model by tokens used. 14-day free trial available. Enterprise plans availabl
Key features
Error Monitoring
Structured Logging
Session Replay
Distributed Tracing
Performance Profiling
AI Code Review
Agent Tracing
Uptime Monitoring
Cron Monitoring
Distributed tracing with service map
Log search with structured filtering
Metrics dashboards and visualization
Error tracking with issue grouping
Session replay for browsers and mobile apps
Kubernetes monitoring and Helm chart
Alerting with multiple destinations
AI agent integration via MCP server
Web analytics and product event tracking
What makes it different
Connected insights across errors, logs, traces, replays and metrics through the same trace
Simple setup with one line of code across 100+ programming languages
Integrations with developer workflow tools like GitHub, Slack and Jira
Real user monitoring and performance tracking across global subscribers
No proprietary agents - uses standard OpenTelemetry with no vendor lock-in
Open source with FSL-1.1 license converting to Apache 2.0 after two years
Single plan with predictable usage-based pricing and no per-seat or per-host fees
AI agent integration with Model Context Protocol for automation
Maple