Founded
2012
Starting Price
0
Category
Developer Tools
Last updated March 11, 2026
About Sentry
Sentry is a leading application monitoring and error tracking platform that helps developers identify, debug, and resolve issues in real-time. It provides rich context through error monitoring, performance tracing, session replay, and AI-powered debugging across 100+ platforms and languages.
Pros & Cons
Pros
- Comprehensive error tracking with rich context and stack traces
- Generous free tier for individual developers
- Excellent SDK support across 100+ platforms and languages
- AI-powered debugging with Seer agent saves significant debugging time
- Session replay provides visual reproduction of user-facing errors
Key Features
Error Monitoring
Captures and tracks application errors with detailed stack traces, breadcrumbs, and contextual data to speed up debugging.
Performance Tracing
Distributed tracing to monitor slow requests, database queries, and identify N+1 problems across your entire stack.
Session Replay
Records user interactions to provide visual context for understanding exactly how errors occurred in the browser.
Profiling
Code-level performance analysis to identify bottlenecks and optimize application speed.
Seer AI Debugger
AI agent that automatically analyzes error signals, explains root causes, and generates merge-ready code fixes.
Structured Logging
Collects and organizes log data alongside error events for comprehensive debugging workflows.
Cron & Uptime Monitoring
Tracks scheduled job execution and website availability with alerts when things go wrong.
Pricing
Developer
0/month
- 1 user
- 5K errors
- 5M spans
- 50 session replays
- 10 custom dashboards
Best For
Production Error Tracking
Monitor live applications for crashes and exceptions with real-time alerts and detailed stack traces to resolve issues before users report them.
Performance Optimization
Use distributed tracing and profiling to identify slow endpoints, database bottlenecks, and N+1 query problems across microservices.
Frontend Debugging
Combine error monitoring with session replay to see exactly what users experienced when an error occurred in the browser.
Release Health Monitoring
Track error rates and performance regressions across releases to catch problems introduced by new deployments.
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