Tenstorrent, Jim Keller, and the road to AI-ready silicon

What is Tenstorrent up to?

May 29, 2025

David Harold

Tenstorrent, led by chip legend Jim Keller, is developing next-gen AI processors using open RISC-V CPUs and modular chiplets. Its Athena CPU chiplet and upcoming Callandor processor form the core of a scalable, AI-ready platform. Backed by $693 million in funding from Samsung, LG, Hyundai, and others, the company is licensing its IP globally and partnering in Japan and Korea to co-develop advanced AI chips. Its strategy blends openness, silicon diversity, and AI performance to challenge the status quo in computing. Tenstorrent has raised a total of $1.18 billion over 10 funding rounds.Tenstorrent is a Santa Clara, California–based semiconductor company designing

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Tenstorrent, Jim Keller, and the road to AI-ready silicon

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