Auth & Identity
| Fact | Auth0 | WorkOS |
|---|---|---|
| Pricing model | Per monthly active user | Flat rate |
| Starting price | $35/mo | $125/connection/mo |
| Free tier | Yes — 25,000 monthly active users on the free plan | Yes — AuthKit free to 1M MAU; SSO free for first connections |
| Availability | Generally available | Generally available |
| Last checked | Oct 11, 2026 | Oct 12, 2026 |
Choose Auth0 when…
Enterprise B2B apps needing SSO/SAML
Mature enterprise connections and compliance
Teams needing fine-grained authorization
RBAC and Actions cover complex authz
Auth0 strengths
Deep enterprise identity features
Huge ecosystem of connections/rules
Battle-tested at scale
Choose WorkOS when…
B2B SaaS selling to enterprises
SSO/SCIM/audit logs out of the box
Teams needing SAML fast
Drop-in enterprise connections
WorkOS strengths
Purpose-built for enterprise SSO/SCIM
Fast path to enterprise-ready
Generous AuthKit free tier
Known weaknesses from each tool’s record. Sourced ones link to where they came from.
Auth0
Essential enterprise features like Enterprise Connections and SCIM are not available on the Essentials or Professional plans.
The free tier requires credit card verification to enable custom domains.
WorkOS
SSO and Directory Sync costs scale linearly with the number of enterprise connections, becoming expensive for large customer bases.
Audit Log storage and streaming incur additional per-unit costs beyond the base service.