+W MCP Server (Wishfinity)
+W is a universal "save for later" action for commerce. This MCP server lets AI assistants save any product URL to a user's Wishfinity wishlist with one click.
What it does
When an AI recommends a product, it can offer +W Add to Wishlist. The user clicks the link, and the product is saved to their Wishfinity account — ready for later purchase or gifting.
Quick start
Install via npm
Configure your MCP client
Add to your MCP client configuration:
Client-specific setup
Claude Desktop: Add to
~/Library/Application Support/Claude/claude_desktop_config.jsonCursor: Add to
.cursor/mcp.jsonin your projectVS Code + Continue: Add to your Continue config
How it works
AI calls the
add_to_wishlisttool with a product URLMCP server returns a Wishfinity link:
https://wishfinity.com/add?url=...User clicks the link → logs in (first time only) → product is saved
User can organize, share, or purchase later
Tool: add_to_wishlist
Input
Parameter | Type | Required | Description |
| string | Yes | Product page URL |
Output
Field | Type | Description |
| string | Wishfinity link to open in browser |
| boolean | Always
(user must click) |
| string | Suggested button label |
Example
When to offer +W
AI clients should offer +W when:
After recommending products
When showing a product link
When the user says "save for later," "add to wishlist," "bookmark this," etc.
See aliases.json for the full list of trigger phrases.
Button kit
The /button-kit folder contains optional UI assets (SVG icon, HTML/CSS snippets) if you want a consistent +W button appearance.
Documentation
SPEC.md — Full technical specification
INTEGRATION_GUIDE.md — How to integrate +W into your UI
aliases.json — Machine-readable trigger phrases
Links
License
MIT