The CSM role is part of GitLab's **Essentials**[Success Tier](/handbook/customer-success/success-services/). Customers on the Essentials tier receive a designated CSM who owns their success plan, cadence calls, and renewal strategy.
For customers seeking deeper technical enablement and structured Accelerator programs, GitLab's **Advanced** and **Signature** tiers provide a designated [Customer Success Architect (CSA)](/handbook/customer-success/csm/segment/csa/). For an overview of all tiers and how they compare, see the [Success Tiers page](/handbook/customer-success/success-services/).