Big Tech companies are facing increasing financial pressure from the ongoing AI boom, with soaring memory costs and substantial AI spending leading to negative free cash flow for several major players. Amazon, for example, reported a negative free cash flow of $7.6 billion, and has increased its capital expenditure guidance to $220 billion. Alphabet also posted its first-ever negative cash flow, with CFO Anat Ashkenazi indicating that tight cash flow will persist as the company pursues AI opportunities, despite its cloud revenue jumping 82%.

Tesla and Meta also saw their cash generation impacted, with Meta's falling 91%. Goldman Sachs projects that megacap AI spending will reach $765 billion this year and nearly $1.2 trillion in 2027. Despite healthy revenue growth, investor skepticism is rising about whether this debt-funded AI buildout will ultimately deliver returns, as evidenced by the muted market response to most megacap stocks, with Micron being a notable exception.

Apple is also affected by these trends, particularly by memory-chip shortages which are driving up prices. CEO Tim Cook attributed a revenue forecast shortfall to "supply constraints" and noted that increasing memory prices could further impact the business, potentially leading to iPhone price increases. Cook, who will hand off the CEO role on September 1st, is evaluating the situation. While Apple's shares slid after the report, analyst Richard Kramer of Arete believes the company is in "great relative shape" compared to the broader struggling market.

JPMorgan Chase investment strategist Dana Harlap questioned if the market is too heavily reliant on the "AI trade," pointing to increased investor scrutiny across hyperscalers. Investors are becoming more critical and discriminating, trying to identify genuine AI winners from losers, even when companies like Google report strong revenue. This indicates a shift in the market where strong revenue alone is no longer enough to satisfy investors, who are now scrutinizing how AI investments translate into profitable returns.