Sentry

Sentry is an error and performance monitoring platform for applications, with a single-user free plan and a Team plan at $26/month for unlimited users plus a 50,000-error base quota.

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About

In practice. What you can do with Sentry.

Sentry tracks errors and exceptions with stack traces and issue grouping, adds distributed tracing and performance monitoring, and includes session replay to reproduce user-facing bugs. Custom dashboards and alerting, plus an MCP server and REST API for programmatic or agent access to issues, round out the platform, and it integrates with Slack, Jira, Linear, PagerDuty, Datadog, GitHub Actions, Vercel and Microsoft Teams.

The free Developer plan is limited to 1 user with 5,000 errors, 5 million spans, 50 session replays and 10 custom dashboards a month. Team is $26/month with unlimited users, a 50,000-error base quota and 20 dashboards, Business is $80/month with unlimited dashboards, advanced quota management and SAML/SCIM, and Enterprise is on quote. Team and Business include a base usage quota; going over it is billed pay-as-you-go per data category (for example $0.50/GB for logs/metrics overage), so real monthly cost depends on traffic volume, not just the listed base price.

Practical uses

Catch production bugs immediatelyConnect the SDK to get stack traces and issue grouping as soon as an unhandled exception occurs.
Reproduce a user-reported bugPull up the session replay tied to the error to see exactly what the user did before it happened.

Features & use cases

Alertes

Bug tracking

Monitoring

Performance

Gestion incidents

For. What works in its favour.

The Team plan allows unlimited users for a flat $26/month base, unlike a per-seat price that grows with headcount.
An MCP server and REST API give programmatic or AI-agent access to issues, not just a web dashboard.

Pays off from

39 minsaved a month

Sentry costs $26/month. If your hour is worth $40, those 39 min cover it.

Your hour is worth$40/h

Against. What to plan for.

The free Developer plan is capped at a single user, so a second team member requires moving to a paid plan.
Usage-based overages across errors, spans, logs and profiling hours can make the monthly bill unpredictable beyond the base quota.

Too expensive if

You use it less than once a month
A simple free version or a tool already in your stack would do

Pricing. What does Sentry cost ?

Free

Permanent free plan

Limited to 1 user
5,000 errors/month
5M spans
50 session replays
10 custom dashboards

Team

ToolTrim reference price

$26/mo

Billed annually · $26/mo billed monthly.

Unlimited users
50,000 errors included
20 dashboards
Seer AI debugging is a separate subscription
API access

Business

$80/mo

Billed annually · $80/mo billed monthly.

Unlimited users
Unlimited custom dashboards
Advanced quota management
SAML/SCIM

Enterprise

Custom quote.

Business features plus technical account manager and dedicated support

Checked on September 25, 2026Official pricing

Alternatives. What could replace Sentry?

Datadog3.4/5 · GoodFree, then from €12.88/moDatadog is a full observability platform (infrastructure, APM, logs, security) priced per host and by usage, with a free tier for up to 5 hosts and Infrastructure Pro from $15/host/month billed annually.

Better Stack3.9/5 · Very goodFreeModern uptime, logs, and alerting for web apps.

Grafana3.9/5 · Very goodFreeDashboards, logs, metrics, and alerting for technical stacks.

PostHog3.8/5 · Very goodFreeBundled product analytics, session replay, feature flags, error tracking and more, each with its own free monthly allowance.

Our verdict. What to know about Sentry.

How the score breaks down

Added value

The Team plan bills a flat $26/month base for unlimited users with a 50,000-error quota, which is cheap error tracking for a growing team compared to a per-seat price.

Simplicity

The sources describe SDK-based error and performance tracking but do not state an explicit setup time or onboarding effort, so time-to-first-result cannot be confirmed beyond the general product description.

Fit for purpose

Error tracking, distributed tracing, session replay, custom dashboards and alerting are all delivered natively as described, matching the monitoring promise without a third-party tool mentioned.

Performance

Distributed tracing, session replay, custom dashboards, an MCP server for agent access, and integrations across 8 tools (Slack, Jira, Linear, PagerDuty, Datadog, GitHub Actions, Vercel, Microsoft Teams) go beyond a basic error logger.

Reversibility

Neutral score: data export and portability of error/performance history if leaving Sentry are not covered by the collected sources.

Decided? Visit Sentry or compare alternatives

AI. What it changes for Sentry.

AI augments this tool

Go further with AI

Sentry added Seer, an AI agent that locates the likely cause of an error and suggests a fix directly in the tool — a real time-saver on debugging, without changing what Sentry is (an error monitoring system).

Can AI replace it?

Replace Sentry with an AI? No: you first need to capture the error in production (stack trace, context, frequency) before an AI can analyze it. Sentry remains the capture infrastructure; AI then speeds up diagnosis. Verdict: AI augments bug-resolution speed, it doesn't replace the monitoring itself.

Frequently asked questions. What people ask about Sentry.

What is Sentry used for?

Sentry is an error and performance monitoring platform for applications, with a single-user free plan and a Team plan at $26/month for unlimited users plus a 50,000-error base quota.

How much does Sentry cost?

Sentry costs $26/month (Team plan). Price verified on September 25, 2026.

Is Sentry suitable for beginners?

Developers and small engineering teams who need error tracking, tracing and session replay for a production application, without a per-seat price that grows with the team.

Is Sentry worth the price?

Worth the $26/month Team plan (about $312/year) once a project needs more than 1 user or more than 5,000 errors/month, the free Developer plan's caps.

What are the best alternatives to Sentry?

The main alternatives to Sentry are: Datadog, Better Stack, Grafana, PostHog. Free alternatives: Better Stack, Grafana, PostHog.

Stacks. Where Sentry fits in.

SentryFrom $26/mo

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