In late September, OpenAI announced the Instant Checkout feature that will allow shoppers to buy items through Walmart, and said it would initially support purchases from Etsy sellers. OpenAI said at the time that more than one million Shopify merchants, including Skims and Glossier, would be coming soon.

Walmart's results are often seen as a barometer for the broader U.S. retail sector, and the underwhelming performance adds to concerns about the strength of consumer spending.