At a glance
Active Mercari Listings for Sold-Elsewhere Items counts one-of-a-kind items that have already sold on another channel but are still live on Mercari. It is a cross-platform card comparing Mercari against your other selling channel, so the danger sits in the gap between them. For unique resale stock, any count above zero is a live oversell waiting to happen.
Calculation
Vortex IQ matches each active Mercari listing to its item on your other channel and checks whether that item is already sold or out of stock there. Where the other channel shows the item gone but Mercari still shows it live, the listing is counted. Because resale stock is typically one of a kind, a single unit sold elsewhere means the Mercari listing can no longer be fulfilled. The card runs in real time so the count reflects your exposure right now.Worked example
A representative reading of Active Mercari Listings for Sold-Elsewhere Items for a typical Mercari reseller. At 11:00 on 26 Mar 26 the card reads 3. Drilling in, all three are unique vintage pieces that sold on your BigCommerce storefront in the last hour but are still live on Mercari because the inventory sync runs on a longer cycle. The reading tells you three Mercari shoppers could buy items you cannot ship, each one ending in a cancellation, a refund, and a likely rating hit. The action is immediate: delist the three on Mercari now, then look at tightening the sync cadence so the window closes faster. Cross-referencemer_xc_catalogue_drift_vs_bc to see the broader sync health, and mer_revenue_at_risk to quantify what an oversell would cost in refunds and standing. Vortex Mind traces upstream causes such as a sync job that lagged during a sales spike, and Ask Viq answers plain-English questions like “which sold-elsewhere items are still live on Mercari right now”.
Sibling cards merchants should reference together
Reconciling against Mercari
Where to look in Mercari’s own dashboard: Mercari shows the item as a healthy live listing, because from its point of view nothing is wrong; the stock loss happened on another channel entirely. To spot the problem by hand you would cross-check each Mercari listing against your other channel’s sold or out-of-stock items. The comparison here is Mercari versus your other channel, which means the Mercari dashboard alone will not show the gap, since the item still looks available there. Why the Vortex IQ value may legitimately differ:
Cross-connector reconciliation: Because this compares Mercari against your other channel, treat the channel that recorded the sale as authoritative and delist on Mercari without waiting for the next sync. For divergence investigations, use Vortex Mind.