One system for auth, payments, customer database, and analytics.
tiun gives SaaS and AI companies the backend they need to ship, scale, and grow their business in one unified platform.




THE PROBLEM
THE SOLUTION
tiun is the backend powering the AI engineering era
An ecosystem of services that are designed to work together from the start. No webhook logic, no business logic, no automated workflows.
INTEGRATE Tiun with:

I tried the MCP integration and it worked so well. No backend, no webhooks, no custom logic. I didn't believe it until I saw it.

David Becker ∙ Co-Founder at Zkipster
Just tried integrating this for a side project. Worked like a charm. This is an absolute no brainer for future solo builders and founders.

Ferdinand Meyer ∙ Founder at moss

01.Authentication
Get everything you need for authentication
Sign up, Login and Logout
Simple and secure user authentication, ready to use out of the box.
02.2
User Button and User Profile
Get components so users can access their account via dropdown menu to manage their profile and security settings.
02.2
Multifactor auth.
02.payments
Start billing, without having to write payment code, or wrangle webhooks.
Create Products and Billing Plans
Accept one-time payments, subscriptions, and usage-based billing from day one.
02.2
Checkout Components
Pre-built components ready to drop in as overlay, so users never leave your page.
02.2
Better fees. More functionality.
tiun processes your payments, acts as your Merchant of Record, and pays out monthly. Tax compliance, and chargebacks included.
03.Customer database
User Management
tiun keeps your customers’ subscription status up to date and stored with their user data—so you don’t have to build or maintain complex synchronization logic.
03.1
Advanced Event and Session Tracking
Understand how users move through your product. Every login, purchase, and product interaction is logged on profile level.
03.2
Transactional emails
Send automated emails for key user actions—like confirmations, password resets, and purchases.
Invoice history
Customers can access, view and download receipts and invoices from the user profile.
Manage plans
Users can upgrade, downgrade, or cancel directly. No support ticket required.
Data APIs
One queryable API, built on a consistent model—kept in sync and ready to plug into your stack.
AI Analytics
One system, your entire team can work with.
Finally see the full picture and act on it.
All data lives in one place. See who is signing up, who is paying, how they use your product, where they get value and how to price your product.

