Custom AI chip design startup TYLsemi launches with $43M in early-stage funding

Artificial intelligence chiplet startup TYLsemi Inc. revealed itself to the world today, announcing it has raised $43 million in early-stage funding to disrupt the semiconductor industry and transform the way companies design and develop custom AI accelerators.

Today’s round was led by Matter Venture Partners and saw participation from Viola Ventures, GHOVC, Egisten and a number of strategic investors from within the semiconductor industry.

The startup is on a mission to make custom semiconductor design more feasible by helping companies to get around the cost, complexity and the physical limitations of building advanced AI chipsets. As AI workloads become more prevalent, many organizations have realized that they’re approaching the physical limits of what traditional monolithic chips are capable of. Those processors are printed on a single silicon wafer, which means squeezing everything from the transistors to the connectivity and power delivery mechanisms onto the same substrate.

To get around this, many bigger organizations have developed customized application-specific integrated circuits known as XPUs, which are geared towards specific workloads to enhance their performance. Some of the best known XPUs include Google LLC’s tensor processing units and Amazon Web Services Inc.’s Trainium chips. But the costs of designing and building XPUs have always been immense, running into hundreds of millions of dollars.