Grafana alert on trend/anomaly

Hello Grafana community! I’m working on Grafana alerting for metrics that I have and I would like to create alert rule, but only if I see anomaly or specific trend in metric. For example, I would like to be alerted when logins time to my platform are taking too long, but not for 1 or 2 datapoint - that would create lot of noise as we have also “false positives”. What is the best approach to tackle that? Example anomaly/trend that started ~10/14 :