CardDeals MCP Server 
Official Model Context Protocol (MCP) server for CardDeals — query and compare real-time discounted digital gift cards across 700+ top retail, dining, travel, and entertainment brands directly inside AI assistants (Claude, Cursor, ChatGPT, and autonomous purchasing agents).
🚀 Key Features
- Anonymous & Free: No authentication, account creation, or API keys required during public beta.
- Safe & Read-Only: Exposes discovery and price comparison tools with zero mutation or direct checkout permissions.
- Streamable HTTP: Modern remote MCP transport compatible with Claude Desktop, Cursor, and standard MCP clients.
- Real-Time Data: Live discount rates, seller observation timestamps, and condition disclosures across secondary marketplaces.
| Tool | Description | Example Query |
|---|
search_gift_card_deals | Search current discounts by brand text or category (Food, Retail, Travel, Tech, Fashion). Returns up to 10 products. | "Find dining deals for date night" |
get_gift_card_deals | Retrieve all current validated offers, sellers, and conditions for a specific brand slug or product ID. | "Get current Starbucks gift card deals" |
lookup_gift_card_deals | Batch resolve up to 10 brand slugs or product IDs in a single call. | "Check discounts for Apple, Target, and Airbnb" |
⚙️ Client Quickstart
1. Claude Desktop
Add the following to your claude_desktop_config.json:
- macOS:
~/Library/Application Support/Claude/claude_desktop_config.json
- Windows:
%APPDATA%\Claude\claude_desktop_config.json
{
"mcpServers": {
"carddeals": {
"type": "http",
"url": "https://catalog.carddeals.co/mcp"
}
}
}
2. Cursor IDE
Add to your project's .cursor/mcp.json or global MCP settings:
{
"mcpServers": {
"carddeals": {
"type": "http",
"url": "https://catalog.carddeals.co/mcp"
}
}
}
3. REST / OpenAPI Alternative
If your agent framework prefers OpenAPI or REST tool calling:
curl "https://catalog.carddeals.co/v1/deals/search?q=starbucks&limit=5"
curl "https://catalog.carddeals.co/v1/deals/brands/starbucks"
curl "https://catalog.carddeals.co/v1/deals/lookup?ids=starbucks,target,airbnb"
🔒 Safety & Freshness Rules
- Freshness: Deals, discounts, and inventory fluctuate constantly. Tools return observation timestamps (
fetched_at) and assembly timestamps (as_of).
- Validation: Recheck the destination seller before completing a purchase.
- Disclosures: Third-party affiliate links and CardDeals-owned inventory are clearly labeled in response metadata.
📄 License
MIT License. See LICENSE for details.