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Creating Multi-Tenant SaaS APIs with FastAPI and SQLModel: Revision history

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8 December 2025

  • curprev 13:5413:54, 8 December 2025 PC talk contribs 5,377 bytes +5,377 Created page with "500px As SaaS (Software-as-a-Service) platforms evolve, supporting multiple clients — aka multi-tenancy — becomes a foundational requirement. But with great power comes complexity: how do you separate data securely, scale effortlessly, and still maintain a clean architecture? In this guide, we’ll walk through building a multi-tenant SaaS API using FastAPI and SQLModel, exploring strategies like dynamic database routing..."