---
auto_generated: true
title: Core Concepts
path: core-concepts
status: published
---

# Core Concepts

The platform's mental model — multi-tenancy, roles, modules, accounting, error envelopes. Read these once; the rest of the docs assume you have.

- **[Multi-tenancy](/docs/scaigrid/core-concepts/multi-tenancy)**
- **[Roles and Permissions](/docs/scaigrid/core-concepts/roles-and-permissions)**
- **[Models and Routing](/docs/scaigrid/core-concepts/models-and-routing)**
- **[Accounting and Budgets](/docs/scaigrid/core-concepts/accounting-and-budgets)**
- **[Events and Webhooks](/docs/scaigrid/core-concepts/events-and-webhooks)**
- **[Errors](/docs/scaigrid/core-concepts/errors)**