Trustpilot is a review platform where people can read, write, and share reviews for all kinds of businesses. They have also been Runscope users since 2015, and we have featured them in other blog posts, such as how they monitor over 600 microservices. One of the most important parts of API monitoring is getting notified when something breaks. Trustpilot uses Slack as their main communication hub, and so they rely on notifications that are sent from Runscope to Slack in case something breaks. The default Runscope-Slack integration was enough for the Trustpilot team for a while. They made sure to use the threshold feature to only receive notifications after a test failed 3 times in a row, and again when the test returns passing, to control the overall number of notifications they would get. But as their architecture evolved, and their Runscope usage grew, the amount of notifications grew as well. Add those up with other 3rd-party services, and they really started to build up. And getting too many alerts can be just as bad as getting zero alerts. The team started suffering from notification fatigue [...]