eBay Listing Optimization: How U.S. Sellers Get Found in Cassini Search

Cassini is eBay’s search engine, and it decides which listings buyers see first. No one can guarantee a ranking position, but the fundamentals that Cassini rewards are well understood. This guide walks through what actually matters.

How Cassini Thinks

Cassini tries to show buyers the listings most likely to result in a happy purchase. That means relevance, completeness, competitive pricing, strong seller performance, and a history of good sales all feed into visibility.

Title and item specifics

Your title should read naturally while including the words buyers actually search. Stuffing keywords hurts more than it helps. Item specifics — brand, size, color, model — are not optional metadata; Cassini uses them directly to match your listing to filtered searches.

Photos and description

Clean, well-lit photos on a plain background lift conversion, and conversion feeds back into ranking. Honest, scannable descriptions reduce returns and disputes.

The Fundamentals That Move the Needle

• Accurate, keyword-relevant titles — no stuffing
• Complete item specifics on every listing
• Competitive, margin-aware pricing
• Strong photos and clear descriptions
• Healthy seller metrics behind the listing

Good products still need good research behind them. Our product research services help you source items with real demand, and our listing optimization services turn those products into listings built on these fundamentals.

An Honest Note on “Ranking Guarantees”

Be cautious of anyone promising a number-one spot. No one controls Cassini. What a professional team can do is execute the fundamentals consistently across your whole catalog — which is exactly what full store management delivers.

Want a second set of eyes on your listings? Request a free store audit and we will show you where the quick wins are.