AGENT SHOPPING AUDIT #1 · META MUSE · BEAUTY
When the AI does the buying.
Links are only half the route. We asked Meta's shopping agent, Muse, to buy 17 best-selling beauty products at the best delivered price, then checked every store by hand.
7 in 10
times Muse picked the cheapest store it could buy from
12 of 17 runs
4 of 17
picks went to Meta partners Sephora and Walmart
Target, not a partner, got the most
2 of 5
misses broke the shopper's rules
A pickup-only listing and an unauthorized reseller
No sign that Muse favors Meta's partners. Its problem is finishing the job.
Where it slipped
- Guessed instead of checked. It assumed a $13.99 price; the item was on sale at $10.99.
- Picked a gray-market seller. It chose a reseller shipping from Korea, twice. The second time, it had already seen the authorized price.
- Picked a listing that couldn't deliver. The store only offered pickup.
- “Verified” the wrong country. The price came from Sephora Canada.
“When an agent decides for the shopper, a bad route doesn't cost you a click. It costs you the sale, and you never see it.”
17 best-selling beauty products, one test account, Oct. 21, 2026. Delivered prices (item, shipping and tax) were checked by hand at every store. Nothing was bought. Observed, not modeled. 17 runs shows no sign of partner favoritism; it doesn't prove there is none.
We'll run your top 10 products through Muse and show you which store it picks, what it quotes and where it goes wrong.