Rebellions Raises $400 Million Ahead of IPO to Expand AI Chip Business

April 2026 — South Korean artificial intelligence chip startup Rebellions has raised $400 million in a new funding round as the company prepares for an initial public offering (IPO) and expansion into the United States market. The funding round was led by Mirae Asset Financial Group and the Korea National Growth Fund, valuing the company at $2.34 billion.

Rebellions is one of several semiconductor startups trying to take advantage of the growing global demand for artificial intelligence chips, which are essential for running AI systems and applications. The company plans to use the new funds to expand its business in the United States, targeting major AI companies such as Meta and xAI as potential customers.

Focus on AI Inference Chips

Rebellions focuses on AI inference chips, which are used to run AI applications after they are trained. While companies like Nvidia dominate the market for training AI models using GPUs, there is growing demand for chips that can run AI applications faster and more efficiently with lower energy consumption.

Rebellions develops server systems powered by its Rebel100 NPU chips, which are designed specifically for AI inference workloads. The company claims its chips offer higher performance and better energy efficiency compared to some competitors.

The startup competes not only with Nvidia but also with other AI chip companies such as Cerebras and Groq, as the global race to build AI infrastructure continues.

Memory Chip Shortage Challenge

One of the biggest challenges for AI chip companies right now is securing enough memory chips, which are necessary for AI computing. Memory chips produced by Samsung, SK Hynix, and Micron Technology are in very high demand and short supply, causing prices to rise significantly.

However, Rebellions may have an advantage because Samsung and SK Hynix are investors in the company, which could help it secure memory chip supply more easily than other startups.

South Korea’s AI Chip Strategy

Rebellions is also part of South Korea’s national strategy to strengthen its semiconductor industry. The government launched a program known as the “K-Nvidia” initiative, which aims to support domestic companies developing advanced AI chips to compete globally.

The Korea National Growth Fund invested 250 billion Korean won (about $166 million) in Rebellions as part of this strategy.