TSMC is in early talks with Musk about potentially building and operating chip lines for his Terafab project. Musk confirmed discussions are happening—nothing locked yet.

Two structures are on the table:

1. TSMC owns and runs a new fab, with Musk's side taking equity or a long-term supply deal
2. Terafab holds majority ownership, TSMC provides process tech and operators

Capex, ownership split, and scope remain undefined. No contract exists.

Separately, Reuters reports TSMC is also weighing a standalone Texas plant—its second U.S. site after the $265B Arizona buildout covering fabs, advanced packaging, and R&D.

Terafab is Musk's vertical integration play to secure chips for Tesla, SpaceX, and xAI. Phase one in Grimes County carries a $16.8B price tag and aims to co-locate logic, memory, and packaging under one roof—a direct response to perceived supply constraints.

Intel is currently slated to bring its 14A process node to the project. But if TSMC ends up owning the Texas line and Terafab simply buys wafers, does Intel's slot survive? Or does the anchor customer default to the foundry that already ships at scale?

The foundry landscape just got more interesting.

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