Lowvyn

Tools

Token cost is the o200k count of the tools list JSON, including schemas, before any tool is called.

• find_cheaper

  Given a product (by Lowvyn ID or retailer URL), return the same physical product on other Canadian retailers with their current prices and savings. Uses verified UPC matches. Use this when a user want

• get_categories

  List the product categories Lowvyn covers, with item counts. Useful for narrowing search_products calls.

• get_price_history

  Return the daily price history for a product as (date, price) pairs, up to N days. Use this to verify whether a 'sale' is genuine or whether the price has been higher in the past, or to show a price t

• get_product

  Look up a product by Lowvyn ID OR retailer URL (amazon.ca / walmart.ca / bestbuy.ca / canadiantire.ca). Returns title, current price (CAD), Lowvyn Score (0-100), Deal Verdict, and price summary (curre

• get_retailers

  List the Canadian retailers Lowvyn currently tracks, with item counts and last-update timestamps.

• intent_search

  Search the Canadian catalogue by a natural-language description of a NEED rather than keywords. Give it what the shopper actually wants (e.g. 'a quiet gaming laptop under $1500', 'a reliable stroller

• search_products

  Search the Canadian product catalogue. Filter by category slug, max price (CAD), and retailer. Returns up to 20 matching products with current price and Lowvyn Score. Use this when a user is exploring

• verify_deal

  Given a product (by Lowvyn ID, retailer URL, or a lowvyn.com product URL from another tool's result) and an optional claimed price, return whether the deal is genuine. Compares against Lowvyn's price