PSM vs CSM: Which Scrum Master Certification Is Better?
Choose PSM I if you want exam-based Scrum validation without mandatory training. Choose CSM if you prefer instructor-led training and Scrum Alliance's structured certification track.
Choose by career stage and role—not by which acronym sounds stronger.
Choose PSM I if you want exam-based Scrum validation without mandatory training. Choose CSM if you prefer instructor-led training and Scrum Alliance's structured certification track.
Explore Scrum courses and programs on edX
Compare flexible online scrum learning options from universities and industry partners on edX. Use this as training alongside the credential path discussed in this guide.
PSM I
CSM
PSM I vs CSM at a glance
| Factor | PSM I | CSM | Decision |
|---|---|---|---|
| Level | Foundational | Foundational | Match your stage |
| Focus | Assessment-based | Course + certification | Different credential purpose |
| Best use | Demonstrate Scrum mastery | Learn Scrum with instructor | Follow the role |
| Sequence | PSM II / III | A-CSM → CSP-SM | Do not over-credential |
PSM I vs CSM questions
Does PSM I require a course?
No. Scrum.org makes the assessment available without mandatory training, although training is recommended.
Does CSM require a course?
Yes. Scrum Alliance positions CSM around completing an approved introductory course.
What score do you need for PSM I?
Scrum.org requires 85% or higher.
Does PSM I expire?
Scrum.org states that its certifications do not expire and do not require annual renewal.
What comes after CSM?
Scrum Alliance's current Scrum Master track progresses from CSM to A-CSM and then CSP-SM.
Which is better for beginners?
Both can work. PSM I suits self-directed exam-first learners; CSM suits learners who want required instructor-led training.
Choose PSM I if you want exam-based Scrum validation without mandatory training. Choose CSM if you prefer instructor-led training and Scrum Alliance's structured certification track.
The right credential is the one that matches your current experience and the work you want to do next.