What is Scalekit?
Scalekit is a complete authentication platform designed for B2B SaaS applications. We handle the complexity of enterprise authentication so you can focus on building your product.Full-Stack Auth
Complete authentication with hosted login pages, session management, and user lifecycle APIs
Agent Auth
OAuth authentication for AI agents with 60+ supported business applications
MCP Auth
Secure Model Context Protocol servers with enterprise-grade authentication
Modular SSO
Add enterprise SSO (SAML/OIDC) to your existing authentication system
Modular SCIM
Automated user provisioning with SCIM 2.0 protocol support
Key features
Multi-product authentication platform
Scalekit offers flexible authentication solutions that work independently or together:- Full-stack authentication - Complete auth solution with hosted login, sessions, and user management
- Enterprise SSO - SAML and OIDC integrations for enterprise customers
- SCIM provisioning - Automated user and group synchronization
- Agent authentication - OAuth flows for AI agents and LLM applications
- MCP authentication - Secure Model Context Protocol server connections
Developer-first design
Multi-language SDKs
Official SDKs for Node.js, Python, Go, Java, and Expo with consistent APIs
Comprehensive docs
Detailed guides, API references, and code examples in all supported languages
Testing tools
SSO simulator, API collections, and development utilities
Quick integration
Get started in minutes with our quickstart guides and code samples
Enterprise-ready features
- Self-service admin portal - Let enterprise customers configure SSO and SCIM themselves
- Custom domains - Use your own domain for authentication flows
- Webhooks - Real-time notifications for user events, SSO connections, and directory changes
- RBAC - Role-based access control with custom roles and permissions
- Session policies - Configurable session duration, timeout, and security settings
Use cases
B2B SaaS applications
Add enterprise authentication features required by large customers:- Enterprise SSO for secure single sign-on
- SCIM provisioning for automated user management
- Custom domains for white-label experiences
- Admin portals for customer self-service
AI and agent platforms
Secure AI applications with specialized authentication:- OAuth flows for AI agents accessing business tools
- MCP server authentication for Claude Desktop and other clients
- Tool authorization with scope-based permissions
- Connected account management for multi-provider access
Multi-tenant applications
Manage authentication across organizations:- Organization-based user isolation
- Per-organization SSO configurations
- Group-based role assignment
- Cross-organization user identity management
Getting started
Quickstart
Get your first authentication flow running in 5 minutes
Choose a product
Explore our authentication products to find the right fit
Browse SDKs
Check out our official SDKs for your language
API Reference
Dive into the complete API documentation
Why developers choose Scalekit
Fast integration
Fast integration
Get started in minutes with our SDKs and comprehensive guides. Most developers complete their first integration in under an hour.
Enterprise features out-of-the-box
Enterprise features out-of-the-box
Don’t rebuild enterprise authentication from scratch. Get SSO, SCIM, admin portals, and audit logs without the complexity.
Flexible deployment options
Flexible deployment options
Use our products independently or combine them. Add just SSO to your existing auth, or use our complete full-stack solution.
Production-ready security
Production-ready security
Built with security best practices including token encryption, CSRF protection, secure session management, and webhook signature verification.
Multi-language support
Multi-language support
Consistent APIs across Node.js, Python, Go, Java, and Expo SDKs. All code examples available in every language.
Next steps
Complete the quickstart
Follow our quickstart guide to implement your first authentication flow
Explore products
Learn about our authentication products to choose the right solution
Read core concepts
Understand authentication flows and session management
Browse integrations
Check out our SSO integrations and SCIM integrations