| name | moai-platform-auth |
| description | Authentication and authorization specialist covering Auth0, Clerk, and Firebase Auth. Use when implementing authentication, authorization, MFA, SSO, passkeys, WebAuthn, social login, or security features. Supports enterprise (Auth0), modern UX (Clerk), and mobile-first (Firebase) patterns.
|
| license | MIT |
| compatibility | Designed for Claude Code |
| allowed-tools | Read Write Edit Grep Glob Bash(npm:*) Bash(npx:*) Bash(firebase:*) Bash(curl:*) WebFetch WebSearch mcp__context7__resolve-library-id mcp__context7__get-library-docs |
| user-invocable | false |
| metadata | {"version":"2.0.0","category":"platform","status":"active","updated":"2026-02-09","modularized":"false","platforms":"Auth0, Clerk, Firebase Auth","tags":"auth0, clerk, firebase, authentication, authorization, mfa, sso, passkeys, webauthn, social-login, security","context7-libraries":"/auth0/docs, /clerk/clerk-docs, /firebase/firebase-docs","related-skills":"moai-platform-supabase, moai-platform-vercel, moai-lang-typescript, moai-domain-backend, moai-expert-security"} |
| progressive_disclosure | {"enabled":true,"level1_tokens":100,"level2_tokens":4500} |
| triggers | {"keywords":["auth0","clerk","firebase auth","authentication","authorization","mfa","sso","passkeys","webauthn","social login","user management","attack protection","auth ui","passwordless","oauth","identity","jwt","token security"],"agents":["expert-backend","expert-security","expert-frontend"],"phases":["run"]} |
Authentication Platform Specialist
Comprehensive authentication and authorization guidance covering three major platforms: Auth0 (enterprise security), Clerk (modern UX), and Firebase Auth (mobile-first).
Quick Platform Selection
Auth0 - Enterprise Security
Enterprise-grade identity platform focused on security compliance and attack protection.
Best For: Enterprise applications requiring strong compliance (FAPI, GDPR, HIPAA), sophisticated attack protection, token security with sender constraining (DPoP/mTLS), multi-tenant B2B SaaS.
Key Strengths: Advanced attack protection (bot detection, breached passwords, brute force), adaptive MFA, compliance certifications (ISO 27001, SOC 2, FAPI), token security (DPoP, mTLS), extensive security monitoring.
Cost Model: Priced per monthly active user with enterprise features at higher tiers.
Context7 Library: /auth0/docs
Clerk - Modern User Experience
Modern authentication with beautiful pre-built UI components and WebAuthn support.
Best For: Modern web applications prioritizing developer experience and user experience, Next.js applications, applications requiring social login with minimal setup, passwordless authentication.
Key Strengths: Drop-in React components with beautiful UI, WebAuthn and passkeys support, seamless Next.js integration, organization management, simple API with excellent DX.
Cost Model: Free tier available, priced per monthly active user with generous limits.
Context7 Library: /clerk/clerk-docs
Firebase Auth - Mobile-First Integration
Google ecosystem authentication with seamless Firebase services integration.
Best For: Mobile applications (iOS, Android, Flutter), Google ecosystem integration, serverless Cloud Functions, applications requiring anonymous auth with upgrade path, small to medium web applications.
Key Strengths: Native mobile SDKs for iOS/Android/Flutter, Google Sign-In integration, Firebase services integration (Firestore, Storage, Cloud Functions), phone authentication, free tier with generous limits.
Cost Model: Free tier with generous limits, pay-as-you-go for higher volumes.
Context7 Library: /firebase/firebase-docs
Quick Decision Guide
Choose Auth0 when:
- Enterprise security and compliance requirements are critical
- Need sophisticated attack protection and security monitoring
- Implementing sender-constrained tokens (DPoP, mTLS)
- Supporting complex B2B multi-tenant scenarios
- FAPI, GDPR, HIPAA, or PCI DSS compliance required
Choose Clerk when:
- Building modern Next.js or React applications
- Developer experience and beautiful UI are priorities
