Auth0 vs Opal Security: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Auth0 and Opal Security side by side. This page compares data; it is not a hands-on review.
On the data: On the data below, Auth0 leads on a free plan. We do not name an overall winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Auth0
Identity platform for developers
Best for you if:
- • You want a free tier before you commit
Opal Security
The identity governance control plane for AI agents, humans, and service accounts at hypergrowth enterprises.
Best for you if:
- • You want centralized control over diverse identity types (humans, AI agents, service accounts)
| At a Glance | Auth0 | Opal Security |
|---|---|---|
Starts at | Free plan, paid from $35/mo, billed monthly Essentials plan | Not published |
Category | Identity & Access Security | Identity & Access Security |
Rating | 4.5/5 G2 4.3 · Capterra 4.7 424 reviews | 4.6/5 G2 4.6 30 reviews |
Free plan | Yes | No |
Watch out for | Overage pricing at $0.07/MAU applies per user beyond the base limit. | n/a |
Choose Auth0 or Opal Security?
Choose Auth0 if
- You want a free tier before you commit
- You want easy integration
- You want many features
Choose Opal Security if
- You want centralized control over diverse identity types (humans, AI agents, service accounts)
- You want proactive risk identification and mitigation through detailed access analytics
In-Depth Analysis
Auth0
Identity platform for developers
Auth0's free tier at 25,000 MAUs is the most generous in the identity space, far ahead of Firebase Auth (free at 50K MAUs but with fewer features) and Clerk (500 MAUs free).
Watch out
Overage pricing at $0.07/MAU applies per user beyond the base limit.
Strengths
- Pro: Easy integration
- Pro: Many features
- Pro: Great docs
Weaknesses
- Con: Expensive at scale
- Con: Complex pricing
Key features
Opal Security
The identity governance control plane for AI agents, humans, and service accounts at hypergrowth enterprises.
Strengths
- Pro: Centralized control over diverse identity types (humans, AI agents, service accounts).
- Pro: Proactive risk identification and mitigation through detailed access analytics.
- Pro: Automated and streamlined access request and review processes.
- Pro: Extensive integration capabilities with various enterprise applications and services.
- Pro: Supports least-privilege access principles and compliance requirements.
Weaknesses
- Con: No explicit pricing information available on the website, requiring a demo request.
- Con: Primarily targets hypergrowth enterprises, potentially less suitable for smaller businesses.
- Con: Requires integration with existing systems, which might involve initial setup effort.
Key features
Plans and prices: Auth0 vs Opal Security
| Tool | Plans and prices | Source |
|---|---|---|
| Auth0 |
| auth0.com/pricing read Oct 31, 2026 |
| Opal Security | No plan prices on file | opal.dev |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Auth0 pricing and Opal Security pricing.
Key Takeaways
Auth0
- Has a free plan
Opal Security
- Choose if you want the identity governance control plane for AI agents, humans, and service accounts at hypergrowth enterprises
What the data shows
On the data below, Auth0 leads on a free plan. We do not name an overall winner for this pair.
- User ratings are within 0.2 points (4.5/5 from 424 reviews for Auth0, 4.6/5 from 30 reviews for Opal Security).
- Auth0 starts at $35/mo, billed monthly; Opal Security has no public paid plan price on file.
- Only Auth0 has a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Auth0 and Opal Security compare in 2026?
On the data below, Auth0 leads on a free plan. We do not name an overall winner for this pair. User ratings are within 0.2 points (4.5/5 from 424 reviews for Auth0, 4.6/5 from 30 reviews for Opal Security). Auth0 starts at $35/mo, billed monthly; Opal Security has no public paid plan price on file. Only Auth0 has a free plan.
What are Auth0 and Opal Security used for?
Auth0: Identity platform for developers. Opal Security: The identity governance control plane for AI agents, humans, and service accounts at hypergrowth enterprises.
What does Auth0 cost vs Opal Security?
Auth0's cheapest paid plan is Essentials at $35/mo, billed monthly; it also has a free plan. Opal Security has no public paid-plan price on file. Prices read on the vendors' pricing pages, latest check Oct 31, 2026.
What's the main difference between Auth0 and Opal Security?
Auth0's main strength: easy integration. Opal Security's main strength: centralized control over diverse identity types (humans, AI agents, service accounts).