"AI will learn and predict customers' needs, turning shopping from a reactive experience into a proactive one — what Walmart calls agentic commerce," the company said Tuesday.

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.

OpenAI is partnering with Broadcom to design and develop 10 gigawatts of custom AI chips and systems, a massive amount of power that will use as much electricity as a large city. The move further highlights just how power intensive the AI boom has become.