Grailed Lowballer

An automated tool for monitoring and making offers on Grailed listings for specific designers.

Features

• Monitors new listings for specified designers in real-time
• Automatically makes offers based on a configured percentage of the listing price
• Uses Algolia search API for efficient listing discovery
• Supports authentication with Grailed

Prerequisites

• Node.js (v14 or higher)
• npm (Node Package Manager)
• A Grailed account

Installation

1. Clone this repository or download the source code
2. Install dependencies:

   npm install

Configuration

1. Copy config copy.json to config.json:

   cp "config copy.json" config.json

2. Configure the following settings in config.json:

Authentication

In the AUTH section:

• csrf: Your Grailed CSRF token
• cookie: Your Grailed session cookie
• deviceId: Your device ID
• xCsrfToken: Your X-CSRF token

To obtain these values:

1. Log into Grailed in your browser
2. Open Developer Tools (F12)
3. Go to the Network tab
4. Make any action on Grailed (e.g., visit a listing)
5. Look for requests to grailed.com
6. Find these values in the request headers

Monitoring Settings

In the GRAILED section:

• DESIGNER: The designer name to monitor (e.g., "visvim")
• MONITORING_INTERVAL: Time between checks in milliseconds (default: 60000)
• LOWBALL_PERCENTAGE: Offer percentage (0.5 = 50% of listing price)

Optional Settings

In the OPENAI section:

• API_KEY: Your OpenAI API key (optional)

Usage

1. Start the monitoring script:

   node grailed-scraper.js

2. The script will:

   • Monitor new listings for the specified designer
   • Automatically make offers based on your configured percentage
   • Track seen listings to avoid duplicate offers

Important Notes

• Use this tool responsibly and in accordance with Grailed's terms of service
• Adjust the monitoring interval to avoid rate limiting
• Keep your authentication tokens secure and never share them
• The script maintains a seen_listings.json file to track processed listings

Troubleshooting

If you encounter issues:

1. Verify your authentication tokens are current
2. Check your network connection
3. Ensure you're not being rate limited by Grailed
4. Verify the designer name is spelled correctly

Disclaimer

This tool is for educational purposes only. Use at your own risk and ensure compliance with Grailed's terms of service.