# API Contracts (Backend) ## Overview This document outlines the API surface of the PriceFlow backend. > **Note**: This is a high-level summary from a Quick Scan. Run a Deep Scan to generate full endpoint documentation. ## Router Structure The API is organized into routers located in `app/routers`: - *(Content pending deep scan - check `app/routers` for specific files)* ## Request/Response Formats - **Format**: JSON - **Validation**: Pydantic models (see `app/schemas.py`)