Robust Time Series Monitoring: Anomaly Detection Using Matrix Profile and Prophet

Monitoring production systems often feels like searching for a moving needle in a constantly shifting haystack. At Sentry, our goal was to empower customers to ...

How Sentry’s Seer AI Agent passes legal review: a guide for legal teams reviewing Seer

(written by lawyers for lawyers but probably also comforting for those interested in using Seer but who don’t have lawyers) If your legal department is anything...

Introducing AI Agent Monitoring

AI is changing how we build software — but debugging code still comes down to having context. One minute the model’s performance is cruising. The next, you’re h...

Now you can use Sentry Insights to trigger alerts and debug issues

You deploy a fix late Friday and spend the weekend refreshing dashboards, hoping nothing breaks. You shouldn’t have to babysit a dashboard to know when somethin...

AI Test Generation and PR Review in Sentry (Now in Open Beta)

You write code. Open a PR. CI runs. PR merges. Prod’s on fire by 5pm. Maybe you skipped writing some tests. (It's tedious, sometimes unclear, and easy to ignore...

An open source tool to speed up iOS app launch

What do the Snapchat, Airbnb, and Spotify iOS apps have in common? They all use order files to speed up their iOS app launch times. Order files re-order your bi...

Seer, Sentry’s AI Debugger, is Generally Available

Tired of trying to guess if that half-baked LLM suggestion is really going to fix the issue with your code? Meet Seer—our new AI agent that taps into all the is...

Introducing Sentry’s Flutter SDK 9.0 - Logs, Session Replay, Feature Flags, and more

If you've ever had to debug a Flutter app after an error report that just says “Null check operator used on a null value,” you already know: context is everythi...

Using the Sentry Unity SDK for Error and Crash Reporting

It’s one thing to debug your game during development, but once your game is in production, visibility into errors and failures in real gameplay is harder to ach...

How to Configure Lightweight Browser Tracing for Debugging at Scale

Sentry’s auto-instrumentation, using BrowserTracing, is convenient. You can get interesting insights about your frontend application out-of-the-box, such as whe...

Yes, Sentry has an MCP Server (...and it’s pretty good)

Unless you’ve been living under a rock, “MCP” is probably a term you’ve heard thrown around in the AI space. Each of the editors and LLM providers have been rac...

Introducing Session Health in Sentry (Now In Open Beta)

You push a release that touches the checkout flow. Now you’re glued to dashboards and checking Slack, hoping you didn’t introduce a regression that breaks the p...

From Alert to Fix in 10 minutes: How a Slow Query Took Down Placid.app

This is a guest post from Armin Ulrich, a fullstack developer, and founder of placid.app. He also created the MadeWith* network where he shares his projects and...

Get Better Visibility Into App Hangs On Apple Devices

App hangs are the worst kind of bug: they don’t crash, they don’t log, and unless you're actively profiling, good luck catching them in the debugger. Maybe the ...

Want AI to be better at debugging? It’s all about context

More code is being shipped today than ever before, accelerated by AI powered code gen tools. We’re in a golden age for builders. But here’s the thing: software ...

Logs in Sentry: Now in Open Beta

You’re looking at an error in Sentry—a failed payment in your Flask backend or an unexpected null in your Node API. You’ve got the stack trace. The request deta...

Monitoring your MCP Server in Production (with Sentry)

So you're building an MCP server for your project or service, to allow AI chatbots and agents to interact with it? Great! You've decided to build it using Cloud...

Tracing Just Got a Whole Lot More Useful: Search, Visualize, and Alert with Sentry’s new Query Engine

For a while, tracing in Sentry was... fine. You could open up a slow transaction, poke around, find the N+1, and feel like a hero. But if you wanted to answer m...

Fixing Elusive Unity ANRs: How Amanotes Used Sentry to Cut Errors by 50%

This is a guest post from Thuan Do The from Amanotes, a music game publisher who are using Sentry for their Unity game Duet Cats. In today’s mobile-first world,...

Laravel just works. Now your performance monitoring does too.

You remember that first time spinning up a Laravel app? Routes, auth, ORM, queues, all wired up without much effort. It’s one of the reasons Laravel feels produ...

Emerge Tools is now a part of Sentry

Today I'm thrilled to announce that Emerge Tools is joining Sentry.  Emerge builds best-in-class mobile tooling trusted by some of the most important brands in ...

Monitoring & Debugging a Checkout Flow in Flask & React

When your checkout flow breaks, customers disappear faster than most ‘cutting-edge’ JS metaframeworks. Thankfully, setting up observability for your critical pa...

Sentry’s AI debugger now references traces for troubleshooting distributed systems

Debugging is an ever-present pain for all developers, and that will continue despite, or maybe even thanks to, the rise of AI-written code. Tools like Sentry ha...

Common Downtime Causes and How Website Monitoring Can Help

Downtime only shows up at the most inconvenient moments — like right after a 'quick deploy' or during the five minutes you dared to step away. Maybe it’s a traf...

Debug App Performance Down to the Function Call–Introducing Continuous Profiling & UI Profiling

When something slows down in prod, it’s too easy to fall into old habits. Throw in a few more logs, ship some metrics, try to reproduce the issue locally, and m...

How Sentry's AI Autofix Changed my Mind About AI Assistants

Blockchain, IoT, Big Data. If you’ve been around in tech for a while, you know that these kinds of buzzwords come and go: they make a splash going in and fizzle...

Vercel is adding a new marketplace category and Sentry is in(to) it

More people will build and ship applications in the next year than in the 10 years previous. As more applications make their way into “launched”, by developers ...

How to Improve Performance in PHP

PHP apps can be deceptively simple — until something starts slowing down. Maybe it’s a page load that takes a few seconds too long, or maybe your server costs a...

Investigating an ‘[Object] not found’ error in Next.js with Tracing in Sentry

Breakpoints and console.log statements might save your sanity during local dev, but production issues are another story. In prod, your errors might be distribut...

Practical Tips on Handling Errors and Exceptions in Python

Have you ever encountered a confusing error message that left you wondering what went wrong in your Python code? You’re not alone. Even the most experienced dev...

JavaScript needs Debug IDs

A couple months ago Sentry created a brand new NPM organization (namespace) for debug ids and published a set of packages under that namespace: https://www.npmj...

Dashboard updates: Fewer clicks, more control, faster widget building

You're reviewing your production metrics when suddenly an error spike appears on your dashboard. Your immediate thought isn't "how do I build a new view to inve...

Anomaly Alerts Now in Open Beta: Smarter Monitoring, Fewer False Alarms

A few weeks ago, we introduced anomaly alerts to early adopters. Today, we’re excited to announce that anomaly alerts are officially in open beta and available ...

A Guide to Logging in React Native

Basic console logging is a good starting point for debugging and understanding an app. For larger, more complex apps, it’s helpful to include additional informa...

PlayStation, Xbox, Switch, PC, or Mobile — wherever you’ve got bugs to crush, Sentry can help

Whether it's a boss fight freeze or a sudden disconnect in multiplayer, crashes break immersion and make your players mad. Debugging these issues across multipl...

AI Agents: Hype or Reality?

A few years ago, it was all about Blockchain; before that, IoT, then Big Data, and even earlier, the Cloud. Each era brought a paradigm shift of sorts, drawing ...

Fix slow mobile apps before your users uninstall with Mobile Vitals

Mobile devs know the struggle. Small regressions can cause big issues in production, and fixing them isn't as easy as pushing a quick patch. Unlike a web app, s...

React.js Performance Guide

Which JS framework is the most performant? React, Vue, Svelte, Angular,…? When trying to answer this question, we often get lost in comparing benchmarks for rea...

Breakpoint recap: Uptime Monitoring, robots, and feature flags galore

Bugs don’t announce themselves politely. They crash your checkout flow, break authentication, or slow your API to a crawl—usually right before your CEO asks how...

Your App Might Be Down; Let's Fix It – Introducing Sentry Uptime Monitoring

Even at Sentry, we're not immune to downtime. In a moment of "oh-the-irony," we once took down our own application with a bad migration. We were adding a field ...

How to Debug and Log in PHP

This guide explains how errors work in PHP and how to debug them efficiently using logging functions and Sentry. The information in this guide is correct for PH...

Using a transformer–based text embeddings model to reduce Sentry alerts by 40% and cut through noise

Sentry uses Issue Grouping to aggregate identical errors and prevent duplicate issues from being created, and duplicate alerts being sent. One of the chief comp...

Maintain smooth game play with Sentry's game engine support

Sentry integrates directly with the tools you already use, giving you real-time crash and performance insights for Unity, Unreal Engine, and Godot. Unity: Catch...

How to get metrics, groups and alerts from your spans in Trace Explorer

We’ve all worked on that app that hangs just a little too long in weird places, or had that query we could never get to perform just right. The network waterfal...

A Guide to Logging and Debugging in Java

Logging and Debugging in Java: Why Does it Matter? During the development of your program, you might rely on simple println() statements to trace program execut...

Sentry's Pinia Integration for Vue and Nuxt Error Tracking

When debugging issues in production, context is everything. While Sentry already provides rich error data like stack traces, breadcrumbs, and user information, ...

Session Replay for Mobile is now Generally Available: See What Your Users See

Session Replay for Mobile is now generally available. I could bombard you with hyperbolic statements about why Session Replay is worth using, but instead, A…I… ...

How Profiling helped fix slowness in Sentry's AI Autofix

There’s a common misunderstanding that profiling is only useful for tiny savings that impact infra costs at scale - the so-called “milliseconds matter” approach...

Visual Studio App Center Retirement: Why Sentry is Your Next Step

We knew Visual Studio App Center was retiring, but with an official retirement date of March 31, 2025 and today being *checks calendar* 2025 already,* it’s time...

Taking Sentry’s Rollback from Hack Week Project to Production

❗❗If you’re a developer that uses Sentry and you’re reading this in 2024, stop reading and head to rollback.sentry.io to get your very own Rollback! Just a few ...

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