Microsoft’s Copilot is driving higher revenue per user in its productivity software, boosting its long-term profit opportunity. Alphabet’s AI investments are improving its growth prospects in the booming digital advertising market. Investors can buy strong businesses like Microsoft and Alphabet to build wealth in the stock market.

Microsoft is seeing strong momentum across its business with 900 million people using AI features. Revenue from Microsoft 365 and other productivity tools grew 17% year over year. Its Copilot AI assistant has surpassed 150 million monthly active users. Microsoft’s competitive position in software makes it a solid long-term investment.

Alphabet’s Google benefits from 2 billion users across services like Search, Gmail, and YouTube, leading to more relevant ads boosting revenue. Ad revenue across Search, YouTube, and other services grew 14% year over year in the third quarter of 2025. Alphabet’s net income has more than doubled to $124 billion over the last three years.

Investors can consider buying Microsoft and Alphabet as solid long-term investments. Both companies serve billions of people with their products daily, driving substantial profits. Microsoft’s Copilot AI and Alphabet’s AI investments are indicators of their ability to capitalize on the AI boom and widen their competitive moat over time.

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