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Test and monitor your apps and APIs at scale! A modern Monitoring as Code workflow for developers: programmable, fast, reliable. status: @checklyHQstatus

Berlin, Germany & Global
Joined February 2017
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Checkly is now a connector in @honeycombio Canvas. The Canvas Agent can pull failing checks, failed runs and Rocky AI root causes into your investigation, and create or update checks with your approval. hubs.ly/Q04CZYbq0
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Deploy at 02:03. First customer ticket at 08:41. In between, 102 users hit a broken checkout, and 4 more deploys shipped on top. Every test had passed. Customers are neither a fast nor a cheap monitoring system. hubs.ly/Q04Cg9H10
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The second your agents ship code, they go blind. Logs show the error, not what the customer saw. Here's the right signal after deploy, in about a minute. hubs.ly/Q04Cg9zk0
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Your homepage has a monitor. What about location page #400? If it breaks at 6pm, no alert fires. Someone just goes somewhere else. With monitoring as code, loop over your locations and ship a check for every page.
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Should AI be allowed to change your checks? Only within limits. Automatic check repair (beta): → only repairs failures caused by the check itself → tests the fix before saving it → only saves it if the check still tests what it should hubs.ly/Q04Bn_x10
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Your software factory stops at deploy. Agents write, review, test and ship. Then the loop ends, and nobody knows if it works for users. A failed check closes the loop: the failing step, a screenshot, the trace and the root cause. hubs.ly/Q04Cg8qs0
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One prompt to your agent, one new uptime monitor. A URL monitor that runs every 10 min from Frankfurt and N. Virginia and expects a 200. Now try it with your whole list of URLs. hubs.ly/Q04Cg8tF0
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Planning an agentic rewrite? Build the harness first. A black-box harness that validates behavior against the legacy system lets you ship agent-written code faster and rely less on manual review. That lesson holds regardless of the model. hubs.ly/Q04wwwXx0
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After the migration: → far fewer pods, freeing ~15 vCPU and 45GB of memory → 60% fewer database average active sessions → ~15% less database CPU → fewer alerts for on-call sqlc for the queries, Go's concurrency model for the row locking. hubs.ly/Q04wwq_r0
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Create a check, then tune it in the same chat. "Please make it run every five minutes." "Please also run it from Tokyo." The Checkly MCP server updates the check each time. hubs.ly/Q04BnJ-F0
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"If everything's tier one, then nothing's tier one." How Yext keeps its service tiers meaningful: On-deman webinar: hubs.ly/Q04zz97s0
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Your app isn't one thing. Your status page shouldn't be either. Checkly status pages are rebuilt around components. Group services the way your users see them, and set each incident's impact per component. hubs.ly/Q04BH0Rh0
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What if broken checks fixed themselves? Automatic check repair is in beta. When a Browser or Multistep check fails because the check is out of date, like a renamed link, Rocky AI proposes a fix, tests it, and saves it. hubs.ly/Q04BnTG30
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You can delete a project from the app now. And when you drop a resource from your code, deploying with --preserve-resources detaches it instead of deleting it. Resource and run history stay, and you can re-attach later. Without the flag, it's a real delete. hubs.ly/Q04zs2F80
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At Yext, service teams define what healthy means. SRE provides the platform that turns those decisions into checks. The engineers closest to the service own the intent. SRE owns how it scales. Shikhar Jagadeesh explains: hubs.ly/Q04zpLy70
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The Checkly MCP server now writes checks, too. Ask your agent to create, update, or delete checks, monitors, and groups. No local project or CLI deploy needed. API, Browser, Multistep, Heartbeat, URL, TCP, DNS, ICMP, traceroute, gRPC, and SSL. hubs.ly/Q04B6vkb0
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When checks keep failing in a region, Yext turns it down and reroutes users to the next closest region. Automatically. That used to be a page to an engineer. Shikhar Jagadeesh on using Checkly signals to drive failover: hubs.ly/Q04zzbrJ0
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What does it feel like to let an AI agent rewrite a production service that handles 92M messages a day? Eddie's answer: "We don't necessarily think about the code itself. We think about the system." Watch 👇 hubs.ly/Q04zSVtB0
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Every service was up. Nobody could log in. A change had not reached Redis, so Redis was unavailable, but every service check stayed green. Yext's functionality check caught it: hubs.ly/Q04zs1_40
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For this rewrite, Go's type system was a much better fit for agents than JavaScript. The compiler caught a category of mistakes before the harness ran, adding another layer between an agent-generated diff and production. hubs.ly/Q04wwtfY0
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