Microsoft announced MAI-Thinking-1 as its new flagship model at Build 2026 among several proprietary systems developed in-house. The releases mark continued progress toward independent AI development following last year’s initial models and a recent renegotiation with OpenAI intended to loosen ties.
Microsoft says the company trained it from the ground up on clean data, without distillation from third-party models.
The two companies recently renegotiated their deal to loosen ties.
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Tesla and SpaceX have confirmed Grimes County, Texas as the site for their Terafab semiconductor megafactory, with the first phase costing roughly $16.8 billion. The project targets the largest chip manufacturing facility on the planet to supply over 1 terawatt of compute per year that exceeds current and future global production capacity.
OpenAI has filed a motion asking a federal judge to dismiss Apple's trade secrets lawsuit, describing the claims as meritless. The dispute, which follows a July suit and this week's injunction request from Apple, highlights tensions after their prior partnership on Siri and OpenAI's hardware push.
Meta has released an early beta of Muse Code, a terminal-based coding agent driven by the updated Muse Spark 1.2 model and positioned against Anthropic's Claude Code and OpenAI's Codex. Substantially lower rates, including a contributor plan at $0.10 for every million tokens received, may encourage migration away from higher-priced options such as Anthropic's Sonnet 5.
