PagerDuty and Selenium are often evaluated together by teams building out their reliability stack. PagerDuty (digital operations management and incident response, founded 2009) is typically a fit for DevOps Teams, SREs, and On-call Engineers, while Selenium (the battle-tested open-source browser automation framework, founded 2004) leans toward QA Engineers, SDETs, and Enterprise Teams. Both cover 2 of the same core capabilities, so the decision usually comes down to where they diverge.
On capability breadth, PagerDuty pulls ahead here: it uniquely offers AI-Powered, Alerting, Slack Integration, and Status Page, among others. Choose PagerDuty if those matter to your workflow; Selenium (Free and open source) remains a solid option if API & Browser Testing and Open Source is what you need.
Digital operations management and incident response
Pricing: Free (5 users), Pro $21/user/mo, Business $41/user/mo (+ Add-ons)
Founded: 2009
Best for: DevOps Teams, SREs, On-call Engineers
The battle-tested open-source browser automation framework
Pricing: Free and open source
Founded: 2004
Best for: QA Engineers, SDETs, Enterprise Teams
10 of 18 capabilities separate these two. Those come first.
| Feature | PagerDuty | Selenium |
|---|---|---|
| Where they differ (10) | ||
| API & Browser Testing | PagerDuty: no | Selenium: yes |
| AI-Powered | PagerDuty: yes | Selenium: no |
| Alerting | PagerDuty: yes | Selenium: no |
| Slack Integration | PagerDuty: yes | Selenium: no |
| Status Page | PagerDuty: yes | Selenium: no |
| Open Source | PagerDuty: no | Selenium: yes |
| On-Premise / Self-Host | PagerDuty: no | Selenium: yes |
| API Access | PagerDuty: yes | Selenium: no |
| Dashboards | PagerDuty: yes | Selenium: no |
| Incident Management | PagerDuty: yes | Selenium: no |
| Both tools have (2) | ||
| CI/CD Integration | PagerDuty: yes | Selenium: yes |
| Free Tier | PagerDuty: yes | Selenium: yes |
| Neither tool has (6) | ||
| Synthetic Monitoring | PagerDuty: no | Selenium: no |
| Real User Monitoring | PagerDuty: no | Selenium: no |
| Self-Healing Tests | PagerDuty: no | Selenium: no |
| Uptime Monitoring | PagerDuty: no | Selenium: no |
| Multi-Location Checks | PagerDuty: no | Selenium: no |
| SSL Monitoring | PagerDuty: no | Selenium: no |
Pros
Cons
Pros
Cons
PagerDuty is digital operations management and incident response, while Selenium is the battle-tested open-source browser automation framework. PagerDuty adds AI-Powered, Alerting, and Slack Integration on top of the shared feature set. Selenium brings API & Browser Testing, Open Source, and On-Premise / Self-Host that PagerDuty does not.
PagerDuty pricing: Free (5 users), Pro $21/user/mo, Business $41/user/mo (+ Add-ons). Selenium pricing: Free and open source. Evaluate against your check volume and team size; entry pricing rarely reflects total cost at scale.
PagerDuty is designed with DevOps Teams, SREs, and On-call Engineers in mind, whereas Selenium targets QA Engineers, SDETs, and Enterprise Teams. If your team matches the former profile, PagerDuty is usually the closer fit.
No. It does a different job. On-call and status tools decide who gets paged and what customers see, but they need a detection layer feeding them. ObserveOne is that layer: scheduled synthetic checks on your critical journeys that catch the outage and hand it to your incident process.
On-call and status tools decide who gets paged and what customers see, but they need a detection layer feeding them. ObserveOne is that layer: scheduled synthetic checks on your critical journeys that catch the outage and hand it to your incident process. The free tier covers enough to try it on one critical journey.
Each tool has its own alternatives page too, not just this matchup.