Slice and dice your trace data with Sentry's new Trace Explorer. Create custom span-based metrics, query custom attributes, and finally sort by timestamp. Give it a shot today.| Product Blog • Sentry
Product, Engineering, and Marketing updates from the developers of Sentry.| Product Blog • Sentry
A few months ago, I built an MCP server for Toronto’s Open Data portal so an agent could fetch datasets relevant to a user’s question. I threw the first version...| Sentry Blog RSS
A 2017 study by Google, researchers found: As page load time goes from 1 to 3 seconds, the probability of bounce increases 32%. That was over 8 years ago. And l...| Sentry Blog RSS
Learn how to optimize React Native performance in 2025 with expert tips on TTI, 60 FPS, state management, and Sentry monitoring.| Product Blog • Sentry
With Tracing, developers can get insight into the root cause of issues. Learn what everyone needs to know about tracing & how to get started here.| Product Blog • Sentry
With Sentry’s Trace View, identifying & debugging errors just became that much easier. See how Sentry can help with debugging a Slack integration here.| Product Blog • Sentry
For most of 2018, we worked on an overhaul of our underlying event storage system. We'd like to introduce you to the result of this work — Snuba, the primary st...| Product Blog • Sentry
Code Mappings connect errors to the source code in a repository. And since errors can have paths that are different from the tree structure of the repository, C...| Product Blog • Sentry
TL;DR - Starting today, you can instrument most server-side JavaScript SDK based MCP servers with one line of instrumentation code within your MCP SDK implement...| Sentry Blog RSS
Unity has a reputation for handing out surprises: the play-mode freeze just after a hot-reload, the sudden sea of pink materials, or the stack trace that polite...| Sentry Blog RSS
After making Session Replay GA for Mobile, the adoption rose quickly and more feedback reached us. In less great news, our Apple SDK users reported that the per...| Sentry Blog RSS
Connect Sentry MCP to Cursor for live production context, AI-driven fixes, and Seer root-cause analysis—no more copy-paste or context switching in your IDE.| Product Blog • Sentry
Not everything in production is on fire. Sometimes it’s just... a little warm. A page that loads a second too slow. An API that returns way more than anyone ask...| Sentry Blog RSS
You’ve shipped an AI feature. Prompts are tuned, models wired up, everything looks solid in local testing. But in production, things fall apart—responses are in...| Sentry Blog RSS
Caching is great! When it works… When it fails, it puts a big load on your backend, resulting in either a self-inflicted DoS, increased server bills, or both. T...| Sentry Blog RSS
Debugging during development is easy. You've got a debugger, stack traces, and logs right in front of you. But once your Godot game is in the hands of players, ...| Product Blog • Sentry
A disappearing “Submit” button. A modal stuck half-offscreen. It's not a crash or a performance regression. Just broken UX. Frustrating enough to make users rag...| Sentry Blog RSS
You did it. You added the latest AI agent into your product. Shipped it. Went to sleep. Woke up to find it returning a blank string, taking five seconds longer ...| Sentry Blog RSS
Writing code is easier than ever. We want to make deleting code just as easy – introducing Reaper for iOS and Android. Reaper was an Emerge Tools product that h...| Sentry Blog RSS
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 ...| Product Blog • Sentry
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...| Sentry Blog RSS
(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...| Sentry Blog RSS
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...| Sentry Blog RSS
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...| Sentry Blog RSS
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...| Sentry Blog RSS
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...| Sentry Blog RSS
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...| Sentry Blog RSS
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...| Sentry Blog RSS
Tracing at scale can get noisy. Learn how to fine-tune your sample rate and span collection to keep your traces focused, readable, and actually useful.| Product Blog • Sentry
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...| Sentry Blog RSS
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...| Sentry Blog RSS
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...| Sentry Blog RSS
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 ...| Sentry Blog RSS
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 ...| Sentry Blog RSS
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...| Sentry Blog RSS
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...| Sentry Blog RSS
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...| Product Blog • Sentry
Sentry acquires Emerge Tools, enhancing mobile monitoring. Improve app performance, reduce bugs, and ship lighter apps with this new partnership.| Product Blog • Sentry
When your checkout flow breaks, customers disappear faster than most ‘cutting-edge’ JS metaframeworks. Thankfully, setting up observability for your critical pa...| Product Blog • Sentry
How Sentry built Seer, an AI debugging assistant for distributed apps, with the power of tracing.| Product Blog • Sentry
Downtime only shows up at the most inconvenient moments - See how Sentry's Website Monitoring can help you be more proactive in your debugging.| Product Blog • Sentry
Introducing Continuous & UI Profiling in Sentry. Get function-level insights into backend (Node, Python) & mobile (iOS, Android) performance. Fix CPU and jank issues faster.| Product Blog • Sentry
AI assistants aren’t just hype; they’re changing the game. Discover how Sentry’s AI Autofix blew my mind, and why these assistants might be the future of intelligent dev tools.| Product Blog • Sentry
Vercel is expanding their Observability Marketplace, and Sentry is one of the first platforms Vercel is launching with it.| Product Blog • Sentry
Your app might be down—but at least now you’ll know why. Sentry Uptime Monitoring catches outages fast & connects you to the root cause so you can fix issues before they escalate.| Product Blog • Sentry
Use this guide to understand how errors work in PHP & how to effectively debug, log, & monitor errors in your PHP project.| Product Blog • Sentry
At Sentry, we’re always looking for ways to prevent unnecessary disruptions for developers. Learn how we were able to issue noise by 40% with AI here.| Product Blog • Sentry
Given that 100% of the databases I have interacted with in my professional career have been SQL databases, my data-based mental model (please enjoy my pun) has ...| Product Blog • Sentry
In the early days of the web, writing web applications was simple. Developers generated HTML on the server using a language like PHP, communicated with a single...| Product Blog • Sentry
Hydration failed because the initial ui does not match what was rendered on the server. Great.| whitep4nth3r's Web Feed
Understand what happens before your web page loads to optimize your web page for better performance. Learn more about how to make your web page faster here.| Product Blog • Sentry
Fetch Waterfalls are scenarios where multiple fetch requests are invoked in a sequential manner, not in parallel. This leads to some serious performance degrada...| Product Blog • Sentry
As a developer, what should your reaction be when someone says your website is slow to load? As long as you don’t say, “I just let my users deal with it”, you’r...| Product Blog • Sentry
Google Lighthouse has been one of the most effective ways to gamify and promote web page performance among developers. Using Lighthouse, we…| Product Blog • Sentry
Largest Contentful Paint (LCP) is a Core Web Vital (CWV) metric that marks the point in the page load timeline where the main page content has likely finished l...| Product Blog • Sentry
The term “observability” is a strange one. We understand its value as a way to describe a sophisticated approach to monitoring complex distributed systems and m...| Product Blog • Sentry
Learn about INP: the new Core Web Vital that's replacing FID, and how you can optimize your websites for performance today.| Product Blog • Sentry
In this article, we’re going to look deeply at React Server Components (RSCs). They are the latest innovation in React’s ecosystem, leveraging both server-side ...| Product Blog • Sentry
If you’re a developer, you need a personal website. While billionaire-owned, algorithm-based social media platforms arbitrarily decide what…| Product Blog • Sentry
Remember Grunt files? Gulp files? We rarely need to think about CSS minification, chunking, splitting and post-processing anymore. Here's why.| Product Blog • Sentry
Learn about a common misconception of Cumulative Layout Shift and how to measure and prevent unexpected CLS issues on your web pages.| Product Blog • Sentry
Here's how two small changes improved the TTFB of my website homepage by over 80%.| Product Blog • Sentry
When I first had the idea for this post, I wanted to provide a collection of actionable ways to handle errors caused by API rate limits in…| Product Blog • Sentry
Sentry was born and bred in the Open Source community, and we very much think of ourselves as part of it today. One thing we’ve learned together over the years ...| Product Blog • Sentry
Since our removal of cookies, we’ve seen both positive & negative effects. Learn more about our experience of going cookieless here.| Product Blog • Sentry
While companies tout the importance of user privacy, few put their money where their mouth is – or in our case, actually live and breathe the concept the way we...| Product Blog • Sentry
Your images are 404ing all over the place. You’ve got an angry email from a client. Their site is “broken”, images aren’t loading…| Product Blog • Sentry
Sentry is an Open Source-aligned company, and it’s important to us to financially support our non-commercial colleagues in the community as we continue to enjoy...| Product Blog • Sentry
Sentry started life in 2008 as an unlicensed, 71-line Django plugin. The next year we began publishing it under BSD-3, and ten years later we switched to the Bu...| Product Blog • Sentry
Learn four things to consider when building APIs related to HTTP status codes. And when consuming APIs, don’t do what I did. Read the documentation, understand how the API is designed, and code defensively around unexpected results.| Product Blog • Sentry
Want to hear more? Register for “The Future of Open Source: The State of Sustainability”, on October 26. Sentry is an Open Source-aligned company, and our missi...| Product Blog • Sentry
Learn all about image lazy loading and how it can help improve performance, user experience and core web vitals, which helps boost your search engine rankings.| Product Blog • Sentry
This is the 25th year of the Open Source movement, and as with any social enterprise there is a constant effort to maintain and at times renegotiate the meaning...| Product Blog • Sentry
Yesterday we announced that Codecov is now “Open Source”, and we messed up in two ways: We wrongly used the term Open Source; while unintentional, we should hav...| Product Blog • Sentry
