WorkOS MCP Auth vs Better Auth

Detailed side-by-side comparison to help you choose the right tool

WorkOS MCP Auth

🔴Developer

AI Security

WorkOS MCP review covering OAuth 2.1 authorization, PKCE, scopes, tool permissions, current AuthKit pricing context, use cases, risks, and alternatives.

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Starting Price

First 1 million active users free

Better Auth

🔴Developer

AI Security

A comprehensive open-source TypeScript authentication framework with a growing plugin ecosystem, including first-class MCP OAuth support.

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Starting Price

Free

Feature Comparison

Scroll horizontally to compare details.

FeatureWorkOS MCP AuthBetter Auth
CategoryAI SecurityAI Security
Pricing Plans2 listed plans1 listed plan
Starting PriceFirst 1 million active users freeFree
Key Features
  • • OAuth 2.1 authorization-server support for MCP applications
  • • PKCE for authorization-code flows
  • • Scopes and tool permissions for delegated access
  • • TypeScript-first, framework-agnostic auth
  • • Email/password, magic link, social, passkey, MFA
  • • Organizations, RBAC, admin dashboard

WorkOS MCP Auth - Pros & Cons

Pros

  • ✓Uses established delegated-authorization patterns instead of shared API keys
  • ✓Fits products already using WorkOS identity services
  • ✓Scopes can make agent permissions understandable to users and operators

Cons

  • ✗Authentication does not prevent unsafe tool design or excessive scopes
  • ✗The general pricing page does not isolate an MCP-specific price
  • ✗Adding an identity vendor creates operational and migration dependencies

Better Auth - Pros & Cons

Pros

  • ✓MIT-licensed core avoids mandatory per-MAU pricing
  • ✓TypeScript-first APIs fit modern JavaScript application stacks
  • ✓Plugins cover organizations, passkeys, MFA, and MCP-oriented OAuth flows
  • ✓Application owners retain control of identity data and database design

Cons

  • ✗The application team owns security patching, deliverability, backups, and incident response
  • ✗Plugin interactions and framework adapters require integration testing
  • ✗No managed-service SLA is included with the open-source package

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