Lowvyn
Find cheaper prices for products across Canadian retailers and track price history.
Lowvyn tracks prices across Amazon.ca, Walmart.ca, Best Buy.ca, and Canadian Tire. Search for products, compare prices, verify whether sales are genuine, and see price trends over time to make smarter shopping decisions.
Try asking Muse: "Is this laptop actually on sale, or has it been cheaper before?"
Source: Found in the official MCP Registry (com.lowvyn/mcp) · First listed September 24, 2026
Last 24 hours
Each bar is one check, every 15 minutes. Green means it answered. Last checked 22 min ago.
Is it safe to connect?
What Muse can see: It does not ask you to sign in, so it cannot see your accounts. It only sees what Muse sends it from your request.
Before it acts: Read what Muse plans to do before you approve it, and remove the app from Muse when you stop using it.
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How to add it to Muse
Not in Muse's Connectors list yet, but Muse can still use it. Copy the request below and paste it into Muse. Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
https://api.lowvyn.com/mcpNot in Muse's Connectors list yet. Muse can still use it: its page gives you a request to paste into Muse.
Technical details: safety screening, tools, response time and recent checks
Response time at the last check: 1363ms. Worked in 100% of checks over 30 days.
Screening · September 24, 2026
Screened, no issues found
Screening looks for known threats and hidden instructions at the time of the check, and runs again weekly and whenever the tool list changes. It cannot see the server's code, so only connect what you need and review what Muse asks to do. How screening works.
Tools · 8
find_cheaperGiven 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 wants to know 'can I get this cheaper somewhere else?'.get_categoriesList the product categories Lowvyn covers, with item counts. Useful for narrowing search_products calls.get_price_historyReturn 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 trend in an answer to the user.get_productLook 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 (current / all-time low / all-time high).get_retailersList the Canadian retailers Lowvyn currently tracks, with item counts and last-update timestamps.intent_searchSearch 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 for travel') and it returns the best-matching products with their current price search_productsSearch 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 what is available in a category rather than asking about a specific product. Eaverify_dealGiven 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 history and returns a verdict ('real_deal', 'modest_deal', 'average', 'bad_time'Recent checks
Link
https://api.lowvyn.com/mcpQuestions about Lowvyn in Muse
How do I connect Lowvyn to Muse?
Not in Muse's Connectors list yet, but Muse can still use it. Paste this into Muse: "Use Lowvyn to help me. It is a free service with an MCP server at https://api.lowvyn.com/mcp. It does not need an API key. Ask me before you share anything with it." Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
Is Lowvyn working right now?
At the last check (September 28, 2026, 08:45 UTC) the endpoint was working, answering in 1363ms. Over the last 7 days it answered 100% of health checks. It is checked every 15 minutes.
Is Lowvyn safe to connect to Muse?
It was screened on September 24, 2026 with the result "screened, no issues found". Screening checks the domain against threat feeds and reads the tools for hidden instructions and requests for passwords or card numbers. It cannot see the server's code, so grant only the access you need.
What can Lowvyn do in Muse?
It exposes 8 tools, including find_cheaper, get_categories, get_price_history, get_product. For example, you could ask Muse: "Is this laptop actually on sale, or has it been cheaper before?"
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