Authio vs Clerk

See how their public offers line up before you choose your own position. Prices stay in the currency, billing schedule, and charged unit each vendor publishes.

Authio

See full pricing history

USD · US · source: www.authio.com

Plan	Pricing	Charged by	Offer type
Developer	Free Free	Usage · up to 10,000 monthly active users	Standalone · Free
Starter Highlighted	USD 129 monthly $129/month	Flat · per month	Standalone · Fixed
Pro	USD 449 monthly $449/month	Flat · per month	Standalone · Fixed
Enterprise	Contact sales Talk to us	Flat · custom identity requirements	Standalone · Contact sales

Clerk

See full pricing history

USD · US · source: clerk.com

Plan	Pricing	Charged by	Offer type
Hobby	Free Free	Flat	Standalone · Free
Pro	USD 25 monthly · USD 20 / month with annual commitment $25/mo, $20/mo billed annually	Flat · per month	Standalone · Fixed
Business	USD 300 monthly · USD 250 / month with annual commitment $300/mo, $250/mo billed annually	Flat · per month	Standalone · Fixed
Enterprise — Custom	Contact sales Custom Only billed annually	Flat	Standalone · Contact sales

What each plan includes

Feature names follow each vendor’s own pricing page, so verify the wording before treating them as exact equivalents.

Authio

Developer

Plan card 10,000 MAUs: Included
Plan card Passwordless authentication: Included
Plan card One organization: Included
Plan card One application: Included

Starter

Plan card 10,000 MAUs: Included
Plan card Three SSO and SCIM connections: Included
Plan card Five organizations: Included
Plan card 30-day audit retention: Included

Pro

Plan card 25,000 MAUs: Included
Plan card Unlimited SSO and SCIM: Included
Plan card 50 organizations: Included
Plan card Fine-grained authorization: Included

Enterprise

Plan card Dedicated infrastructure: Included
Plan card HIPAA BAA and DPA: Included
Plan card Regional residency options: Included
Plan card Bring-your-own KMS: Included

Clerk

Hobby

Platform Dashboard seats: Up to 3

Limited
Platform Unlimited applications: Unlimited

Included
Platform Monthly retained users (MRUs): 50,000 MRU limit per app

Limited
Administration User impersonations: Up to 5

Limited
Authentication & user features APIs and prebuilt UIs for sign-up, sign-in, and user profile: Included
Authentication & user features Custom domain: Included
Session management features Session lifetime: Fixed, 7 day session lifetime

Limited
Observability Application Logs: 1 day retention

Limited
Authentication & user features Machine Authentication API Keys & M2M Tokens: limit per month

Limited
Authentication & user features Remove Clerk branding: Excluded
Authentication & user features Social connections: Up to 3

Limited
Authentication & user features SMS codes: Not included

Excluded
Authentication & user features Passkeys: Excluded
Authentication & user features Biometric sign-in: Excluded
Authentication & user features Custom password requirements: Excluded
Authentication & user features Custom email templates: Excluded
Authentication & user features Multifactor authentication (MFA): Excluded
Authentication & user features Enterprise connections: Excluded
Security features User bans: Excluded
Security features Allowlist / blocklist: Excluded
Session management features Simultaneous sessions: Excluded
Session management features Satellite domains: Excluded
Observability Admin Logs: Excluded
Support & compliance Email support: Billing, registration, and abuse queries only

Limited
Support & compliance SOC2 report: Excluded
Support & compliance HIPAA compliance: Excluded

Pro

Highlights Everything in Hobby: Included
Platform Dashboard seats: Up to 3

Limited
Platform Monthly retained users (MRUs): 50,000 MRU included per app. Additional $0.02/mo each

Included
Authentication & user features Enterprise connections: 1 Enterprise connection included. Additional $75/mo each

Limited
Authentication & user features Remove Clerk branding: Included
Authentication & user features Multifactor authentication (MFA): Included
Session management features Satellite domains: Additional $10/mo each

Limited
Session management features Custom session lifetime: Included
Observability Application Logs: 7 day retention

Limited
Authentication & user features SMS Authentication: available. Per SMS fees apply

Limited
Authentication & user features Machine Authentication API Keys & M2M Tokens: included per month + extra

Included
Authentication & user features Social connections: Unlimited

Included
Authentication & user features Passkeys: Included
Authentication & user features Biometric sign-in: Included
Authentication & user features Custom password requirements: Included
Authentication & user features Custom email templates: Included
Security features User bans: Included
Security features Allowlist / blocklist: Included
Session management features Simultaneous sessions: Included
Observability Admin Logs: Excluded
Support & compliance Email support: Included

Included
Support & compliance SOC2 report: Excluded
Support & compliance HIPAA compliance: Excluded

Business

Highlights Everything in Pro: Included
Platform Dashboard seats: 10 dashboard seats included. Additional $20/mo each

Limited
Platform Monthly retained users (MRUs): 50,000 MRU included per app. Additional $0.02/mo each

Included
Support & compliance SOC2 Report: Included
Platform Enhanced dashboard roles: Included
Support & compliance Priority support: Priority Email, Support included

Included
Observability Application Logs: 30 day retention

Included
Observability Admin Logs: 30 day retention

Included
Authentication & user features Enterprise connections: 1 connection included per app

Limited
Session management features Satellite domains: $10/mo each

Limited
Support & compliance HIPAA compliance: Excluded

Enterprise — Custom

Highlights Everything in Business: Included
Highlights Annual committed use discounts: Included
Support & compliance 99.99% Uptime SLA: 99.99%

Included
Authentication & user features Enterprise SSO for workspace: Included
Support & compliance Premium support SLA + dedicated slack channel: Included
Observability Application and Admin Logs: Custom retention

Included
Observability Log sink destinations: Included
Support & compliance HIPAA compliance: Included
Support & compliance Onboarding & migration support: Included
Support & compliance Custom security questionnaires: Included

How their prices changed

Each date shows when a public price was observed, not when it took effect. An archived region or currency can differ, so a currency change is not necessarily a price increase.

Authio

August 27, 2026
Official pricing page
- Developer: Free
- Starter: USD 129 monthly
- Pro: USD 449 monthly
- Enterprise: Contact sales

Clerk

September 21, 2026
Official pricing page
- Hobby: Free
- Pro: USD 25 monthly · USD 20 / month with annual commitment
- Business: USD 300 monthly · USD 250 / month with annual commitment
- Enterprise — Custom: Contact sales
August 27, 2026
Official pricing page
- Pro: USD 20 / month with annual commitment
- Business: USD 250 / month with annual commitment