The semiconductor sector caught fire on Friday, with major chip stocks climbing as Wall Street got exactly what it wanted to hear: Big Tech isn't backing off AI spending anytime soon. A combination of solid earnings reports and eye-popping infrastructure investment plans from tech giants sent shares of Nvidia Corp. (NVDA), Broadcom Inc. (AVGO), Micron Technology, Inc. (MU), Marvell Technology, Inc. (MRVL), Intel Corp. (INTC), Taiwan Semiconductor Manufacturing Co., Ltd. (TSM), and Advanced Micro Devices, Inc. (AMD) higher.

Google Goes All In on AI Infrastructure

The rally got its biggest boost from Alphabet Inc. (GOOGL) (GOOG), which decided to put any questions about AI investment fatigue firmly to rest. Google sharply raised its 2026 capital spending forecast, projecting between $175 billion and $185 billion in expenditures. That's significantly above what analysts were expecting, and it signals a massive ramp-up in spending on data centers, AI hardware, and cloud infrastructure.

For chip investors, this was music to their ears. Companies like Broadcom, which helps design Google's custom TPU chips, stand to benefit directly from this spending surge. Nvidia also gets a lift, since broader AI spending across hyperscalers tends to flow through its ecosystem. When the tech giants open their wallets this wide, the semiconductor supply chain tends to do very well.

The Trillion-Dollar Chip Industry Has Arrived

Here's a milestone worth noting: the semiconductor industry is set to cross $1 trillion in annual revenue for the first time in 2026. That's not a typo. The entire chip sector is about to become a trillion-dollar business, driven largely by artificial intelligence demand spreading across every corner of the economy.

According to the Semiconductor Industry Association, global chip sales hit $791.7 billion in 2025. The projection for 2026? Another 26% jump, which would push the industry comfortably past that trillion-dollar threshold.

SIA CEO John Neuffer told Bloomberg on Friday that the industry is reaching this milestone much faster than anyone predicted. Just a few years ago, most forecasts had this moment pegged for somewhere further down the road. But surging demand for new data center systems, driven by AI workloads, has delivered a windfall for companies like Nvidia and Micron. The industry keeps blowing past its own projections.

Neuffer acknowledged that semiconductors will still experience boom-and-bust cycles. That's just how the industry works. But the long-term trajectory is clear: the overall market keeps expanding, and AI is the rocket fuel behind it.

Nvidia Gets the GOAT Treatment

If you needed any more proof that Wall Street is still bullish on Nvidia, CNBC's Jim Cramer went ahead and crowned the AI chip leader the GOAT. He compared Nvidia's market dominance and resilience to boxing legend Muhammad Ali, which is about as high praise as you'll get from Cramer.

Speaking on "Squawk on the Street," Cramer acknowledged that the stock has taken some hits lately. But he emphasized that Nvidia has shown remarkable resilience through market turbulence, continuing to deliver for investors even when short-term volatility creates uncertainty.

The chip sector's Friday rally reflects a broader market confidence that AI spending isn't a passing fad. With tech giants like Google committing to infrastructure buildouts measured in hundreds of billions of dollars, and the semiconductor industry reaching historic revenue milestones, the tailwinds for chip stocks remain powerful. Whether this momentum continues depends largely on whether these massive capital expenditure plans translate into sustained demand for chips, but for now, investors are betting that the AI boom has plenty of room left to run.