> ## Documentation Index
> Fetch the complete documentation index at: https://docs.phia.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Introduction

##### Estimate the resale value of any item to empower smarter purchasing decisions. Optimized for accuracy on fashion accessories.

## Servers

The API is hosted on the following server:

* **Production:** `https://api.phia.com/`

## Authentication

All API endpoints require Bearer token authentication. Tokens are passed as a header in the following format:

```http
Authorization: Bearer YOUR_TOKEN
```