Auth0 vs WorkOS
Answer: As of 2026-10-30: Auth0 wins 1k users · no SSO at $0/mo ($0/yr less than WorkOS); Auth0 wins 10k users · 1 SSO at $0/mo ($1,500/yr less than WorkOS).
Cost by MAU (no SSO)
| Monthly users | Auth0 | WorkOS |
|---|---|---|
| 10k users | $0 Free | $0 AuthKit |
| 50k users | — | $0 AuthKit |
| 100k users | — | $0 AuthKit |
With enterprise SSO
| Scenario | Auth0 | WorkOS |
|---|---|---|
| 1k users · no SSO | $0 Free | $0 AuthKit |
| 10k users · 1 SSO | $0 Free | $125 AuthKit |
| 50k users · 5 SSO | — | $625 AuthKit |
| 100k users · 10 SSO | — | $1250 AuthKit |
Cheapest verified plan per vendor, monthly USD list price. How we calculate this.
Auth0
Free to 25k MAU with 1 Enterprise Connection, Self-Service SSO and inbound SCIM. B2C Essentials $35/mo and Professional $240/mo are published at up to 500 MAU; higher MAU and B2B volume tiers are custom.
Source: auth0.com/pricing · 2026-10-30
WorkOS
AuthKit free to 1M MAU then $2,500/mo per additional 1M. SSO and Directory Sync each: $125 (1–15), $100 (16–30), $80 (31–50), $65 (51–100).
Source: workos.com/pricing · 2026-10-30
Also see: Auth0 alternatives · WorkOS alternatives · all vendors by MAU
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