S07 Unavailable by colour only
Qwen 3.8 Flash reached the checkout 23 October 2026 6 steps 0:26 week 2026-W43 English store, course 2.x
[10] link “Aero Run 2 Light running shoes fo…”
Step 1 of 6 · 0:05 Clicked “Aero Run 2 Light running shoes for everyday roa…”
The agent thinks “I see the homepage with featured products. I'll click on the Aero Run 2 product to open its product page.”
Play the run 1× What the agent sees What a person sees
Action Clicked “Aero Run 2 Light running shoes for everyday roa…”
Page /Shoes for running, trail and city – NORDLYS
Result Done What it could click 12 elements
link Aero Run 2 Light running shoes for ever… link NORDLYS link Running link Trail link City link Kids search Search the store button Search link Cart (0) How far it got Store Product page Size chosen Cart Checkout The agent stops at the checkout, before any personal or payment details.
The obstacle in this store What is in the way Unavailable sizes are only greyed out. Neither the text nor the code says so, and trying to buy one ends in an error.
How a store fixes it Mark unavailable sizes as disabled and in text, e.g. “44 – out of stock”.
In the obstacle registry: CIB-006 What happened Reached the checkout in 0:26. Clicked 3 times in a row on the same page without finding a way forward. Visited 4 different pages. The run in numbers
steps 6
total time 0:26
per step 4.3 s
clicks 5
typed 0
scrolls 0
pages 4
failed actions 0 Same store, same week, every model 5 of 5 models reached the checkout in this store this week.
Amazon Nova 2 Lite Checkout ✓ Watch Claude Haiku 5.5 Checkout ✓ Watch Gemini 3.8 Flash Checkout ✓ Watch GPT-6 Luna Checkout ✓ Watch Qwen 3.8 Flash · this recording Checkout ✓ Every step 0:05 Store Clicked “Aero Run 2 Light running shoes for everyday roa…” “I see the homepage with featured products. I'll click on the Aero Run 2 product to open its product page.” 0:11 Product page Clicked “42” “I'm on the Aero Run 2 product page. I need to choose a size before adding to cart. Sizes 42 and 43 look active while others are greyed out. I'll select size 42.” 0:15 Size chosen Clicked “Add to cart” “Size 42 is now selected as shown by the highlighted button and 'Size (EU): 42' label. The only required option is chosen, so I will add the product to the cart.” 0:20 Cart Clicked “View cart” “The product is confirmed added to cart (Cart (1) and the success message). I'll open the cart via the View cart link to proceed toward checkout.” 0:24 Cart Clicked “Proceed to checkout” “The cart shows Aero Run 2 size EU 42 with total $148.99. I'll click 'Proceed to checkout' to reach the checkout page where the test ends.” 0:26 Checkout Reached the checkout and stopped Is the same obstacle in your store? The same agent, the same path to the checkout, on your store. Free, in about three minutes, with a recording like this one.