Monitor page speed and Core Web Vitals in the lab and with real user data.
Joined July 2018
- Tweets 1,522
- Following 263
- Followers 2,396
- Likes 537
575 Photos and videos
Pinned Tweet
18 Oct 2022
We've built a FREE site speed testing tool. Check if your website meets Google's Core Web Vitals and see what you can do to make it load faster.
Test your website here 🚀
debugbear.com/test/website-s…
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Jun 8
New video: learn how to scan your website for issues with Core Web Vitals and other quality issues.
youtube.com/watch?v=Hy23ITTh…
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Jun 5
We've added an MCP server! You can now access your performance data with your AI agent, trigger tests, and add projects or timeline annotations.
debugbear.com/docs/mcp
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Jun 1
Last month we added support for the new Lighthouse agentic browsing audits, one-off page speed tests, and filters that apply to your entire custom dashboard.
debugbear.com/changelog/may-…
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May 29
Need your website to stay fast long-term? We've published a detailed guide to detecting performance regressions, notifying your team, and debugging issues.
debugbear.com/blog/web-perfo…
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May 28
Differences in URL query parameters can cause cache misses in the browser or on Content Delivery Networks. The new No-Vary-Search HTTP header fixes this problem.
debugbear.com/blog/no-vary-s…
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May 27
Want to run one-off page speed tests without setting up monitoring?
Our new quick tests feature makes that easy, through the app or via our API.
debugbear.com/docs/quick-tes…
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DebugBear retweeted
May 20
Google announced the new Lighthouse agentic browsing category at Google I/O yesterday! It validates WebMCP integrations, LLMs.txt files, and if the accessibility tree is readable, ...
Test your own website here: debugbear.com/test/website-g…
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May 19
Want to test performance on a staging site or route traffic through a CDN? DebugBear now lets you DNS override to route domains to specified IP addresses.
debugbear.com/docs/dns-overr…
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May 11
There's a new category in Google's Lighthouse report: Agentic Browsing!
debugbear.com/blog/lighthous…
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May 6
DebugBear lets you set up custom web performance alerts and send them out by email, in Slack, or Microsoft Teams.
Learn how to set this up: debugbear.com/docs/website-m…
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May 1
New this month: custom dashboards, better alert configuration, and an updated UI for adding chart annotations.
debugbear.com/changelog/apri…
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DebugBear retweeted
Apr 27
Technical SEO Checklist: The Complete Guide For 2026 - debugbear.com/blog/technical… from @mjcachon
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Apr 27
What's the fastest government services website? We ran tests for 25 countries to find out!
debugbear.com/blog/which-gov…
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Apr 24
You can now create fully custom performance dashboards in DebugBear!
Display the metrics that matter most to your team, and combine RUM, CrUX, and synthetic metrics all in one place.
youtu.be/96fFkixiC8Y
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Apr 23
Check out the comprehensive guide to technical SEO we published this week! It covers everything from crawling, to indexing, and AI engines. debugbear.com/blog/technical…
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Apr 22
đź“Ź New free tool: check your website for layout shifts different screen sizes!
debugbear.com/test/cls
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Apr 21
Got a slow Shopify store? We've published an in-depth guide on how to make your Shopify website fast!
debugbear.com/blog/shopify-s…
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Apr 20
Want image content on your website to load quickly? Our new video explains key techniques to optimize your images. youtu.be/ExFVIQkyFxE
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Apr 16
Sometimes servers are moody and don't want to compress HTTP responses.
If this happens a lot for some files and you can't fix it, you can mute these alerts in your notification settings debugbear.com/docs/muting-no…
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Apr 16
New explainer video: learn how to keep your website fast with synthetic monitoring.
youtube.com/watch?v=0il_8cAD…
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