Prompt

Do I need SSO for my SaaS app?

Technology / Identity & Access1 observationLast seen Oct 6, 2026

Latest observation

Oct 6, 2026OpenAI APIWeb search: off

Maybe — but not always.

For a SaaS app, you typically need SSO if your customers are businesses and they ask for things like:

  • One login for many employees
  • Access control tied to their company directory
  • Offboarding when employees leave
  • Compliance/security requirements (SOC 2, ISO 27001, etc.)
  • Enterprise sales expectations

You probably do not need SSO if:

  • Your app is consumer/self-serve
  • Your users are small teams/startups with simple needs
  • You’re early-stage and trying to move fast
  • Your customers haven’t asked for it

Common SSO options

  • SAML: common for enterprise SaaS
  • OIDC / OAuth: simpler modern option, often preferred for new apps
  • Google/Microsoft login: not always “enterprise SSO,” but can be enough for many customers

Practical rule of thumb

  • B2B SaaS selling to mid-market/enterprise: you’ll likely need SSO eventually
  • SMB/consumer SaaS: usually optional
  • Enterprise only: assume it’s required

A good approach

If you’re not sure, build your auth so SSO can be added later:

  • separate identity from app user accounts
  • support organization/workspace membership
  • allow multiple auth methods per user
  • keep authorization based on roles/orgs, not just login method

If you want, I can help you decide based on your product type, target customers, and sales model.

Observation history

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