Which is cheaper: Auth0 or FusionAuth?

Auth0 starts at $35/mo, while FusionAuth starts at usage-based/custom pricing. Both pricing models are tracked daily on TrackRival.

Does Auth0 or FusionAuth have a free tier?

Both Auth0 and FusionAuth offer permanent free tiers in the latest snapshot. Compare the monthly quotas and team member caps in the comparison table above.

Which is better: Auth0 vs FusionAuth?

Choosing between Auth0 and FusionAuth depends on your team's architecture and workload. Auth0 excels for teams needing streamlined workflows, while FusionAuth offers specialized depth in auth. Review the side-by-side feature matrix and recent release cadence above to make an informed choice.

How do Auth0 and FusionAuth compare for developer and enterprise features?

Auth0 and FusionAuth handle enterprise scale differently: compare whether each provider includes SAML SSO, role-based access control (RBAC), SOC 2 compliance, and dedicated support SLAs in their standard tiers or reserves them for custom enterprise quotes.

Do Auth0 and FusionAuth support AI agent or MCP integrations?

Both tools support modern API integrations and webhooks. Furthermore, TrackRival provides official Model Context Protocol (MCP) telemetry for Auth0 and FusionAuth, allowing AI coding assistants like Claude Desktop and Cursor to query their live pricing and changelogs directly.

How often is this Auth0 vs FusionAuth comparison updated?

TrackRival refreshes pricing telemetry daily from verified official sources and appends changelog entries as soon as either Auth0 or FusionAuth publishes an update.

Auth0 vs FusionAuth

Research & Verification: TrackRival Research Team·Category: auth·Updated: Oct 23, 2026

A comprehensive side-by-side comparison of pricing, tier limits, and recent changelog releases for Auth0 and FusionAuth.

Quick Verdict: Auth0 vs FusionAuth in 2026

FusionAuth provides a zero-cost free tier ($0/mo), while Auth0 entry plans start at $35/mo. Choose Auth0 if you need authentication and authorization platform, or choose FusionAuth for downloadable and hosted auth for engineering teams.

Auth0

Authentication and authorization platform.

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Category: auth
Plans tracked: 4
Entry price: $35/mo
Free plan?: Yes

See full Auth0 pricing & changelog →

FusionAuth

Downloadable and hosted auth for engineering teams.

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Category: auth
Plans tracked: 4
Entry price: Free tier
Free plan?: Yes

See full FusionAuth pricing & changelog →

How do Auth0 and FusionAuth pricing plans compare in 2026?

Verified Source Data: Pricing tiers and features are synchronized directly from official vendor endpoints (Auth0 Pricing and FusionAuth Pricing) and diff-checked daily by TrackRival telemetry.

Auth0

Free

Auth0

Free

Up to 25,000 monthly active users
1 Custom Domain
Secure Agentic AI workflows
Passwordless Authentication
Unlimited Social Connections
+ 1 more

Essentials

Auth0

$35/mo

Up to 500 monthly active users
Higher Auth, API limits, and Feature limits
Pro Multi-Factor Authentication
Role-based Access Control Per Organization
10 Organizations
+ 1 more

Professional

Auth0

$240/mo

Up to 500 monthly active users
Use your existing User Database for Logins
Enterprise Multi-Factor Authentication
Custom Token Exchange
Enhanced Attack Protection
+ 1 more

Enterprise

Auth0

Custom

Custom User & SSO Tiers
99.99% SLA
Enterprise Rate Limits
Enterprise Administration & Support
Advanced Security Features
+ 1 more

FusionAuth

Community

FusionAuth

Free

Core authentication standards & features most apps need
Community support (forums, Github)
Self-host FusionAuth on your own infrastructure for free

Essentials

FusionAuth

Advanced connectivity, MFA, & security features
Custom OAuth scopes
Email support (24 to 48 hour response time during business hours)
Includes business hosting

Starter

FusionAuth

Premium authentication features
Breached Password Detection
Machine-to-Machine authentication
Community support (forums, Github)
Includes basic hosting

Enterprise

FusionAuth

Custom

Advanced threat detection
SSO Tenant Manager
24/7 support (email and phone)
Private Slack channel (with contract)
Solution architect guidance
+ 1 more