TENSTORRENT

Founded in 2016 in Toronto by AI researchers who believed the industry needed AI chips designed around a fundamentally different compute model called "conditional computation" — where the chip only processes the data that matters, skipping unnecessary calculations. The company operated quietly until 2021, when Jim Keller — arguably the most famous chip architect alive (he designed AMD Zen, Apple's A-series, and worked on Tesla's self-driving chip) — joined as CEO.

Keller's arrival transformed Tenstorrent from an obscure startup into the most closely watched Nvidia challenger in the world.

Designs AI processors and licenses RISC-V CPU cores for edge and data center AI applications. Unlike Nvidia's closed ecosystem, Tenstorrent builds on open-source RISC-V architecture — meaning customers aren't locked into proprietary software.

Revenue comes from chip sales, IP licensing (selling chip designs to other companies), and development tools. The open-source approach is the anti-Nvidia play.

Wormhole (AI training and inference processor), Grayskull (edge AI chip), RISC-V CPU cores (licensable CPU designs based on open-source architecture), and TT-Metalium (software stack for programming Tenstorrent chips). The company offers both chips for AI computation and licensable CPU designs for companies wanting to build custom processors.

Jim Keller's reputation is the growth strategy. Companies that would never talk to an unknown Toronto startup take meetings because Keller designed the chips inside their phones and laptops.

Tenstorrent's RISC-V approach appeals to companies terrified of being locked into Nvidia — Samsung, Hyundai, and LG all invested precisely because they want alternatives. Licensing CPU cores to other chipmakers generates revenue while the AI processor business scales.

Recruiting and retaining talent against Nvidia, Google, and every other chip company that can pay more. Building a competitive chip company from Canada (not Silicon Valley) adds complexity.

The RISC-V ecosystem, while growing, is far less mature than x86 or ARM — customers need to be convinced that the open-source architecture is ready for prime time. And competing with Nvidia's data center GPUs requires not just a great chip, but an entire software ecosystem.

Samsung, Hyundai Motor Group, LG Electronics, Eclipse Ventures, Fidelity, and Bezos Expeditions have backed Tenstorrent. Jim Keller — the legendary chip architect behind AMD Zen and Apple's A-series chips — joined as CEO in 2021.