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The $650 Billion Bet: How Amazon, Google, Meta, and Microsoft Are Reshaping the Global Economy With Their 2026 AI Spending

Amazon, Alphabet, Meta, and Microsoft are collectively on track to spend $650 billion on AI infrastructure in 2026 — a 67% jump from 2025 and a level of corporate capital expenditure without parallel this century, as all four race to lock in compute, customers, and capability before the AI market consolidates.

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Meta Launches Incognito Chat for Meta AI: Conversations Processed in Hardware Enclaves Even Meta Cannot Access

Meta has launched Incognito Chat for Meta AI on WhatsApp and the Meta AI app, using Trusted Execution Environments to process conversations in hardware enclaves that even Meta's own engineers and advertising systems cannot access.

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Meta Releases LLaMA 4: Open Weights, Frontier Performance

Meta's latest open-weights model closes the gap with proprietary systems on key benchmarks, raising fresh questions about the future of closed AI development.

Siften AI·May 7, 2026