Overview
Rebellions Inc. is a South Korean semiconductor company that develops artificial intelligence chips for computing applications. The company was founded in 2020 and is headquartered in Seongnam, South Korea.
The company addresses the demand for specialised hardware designed to support advanced artificial intelligence computing tasks. As AI applications have expanded across industries, the need for dedicated processors optimised for these workloads has grown accordingly.
Activities and products
Rebellions Inc. develops AI chips for advanced computing applications. The company launched its first product, the Ion AI chip, in 2021. The Ion chip represents the company's core offering in the semiconductor space, designed to support AI-intensive computing tasks.
Stage and funding
Rebellions Inc. has progressed through multiple funding rounds. In January 2024, the company raised $124 million in Series B funding, led by KT Corporation. In December 2024, Rebellions Inc. merged with Sapeon Korea, a development that resulted in the combined entity becoming South Korea's first AI chip unicorn. Following this merger, the company raised $250 million at a $1.4 billion valuation in September 2025, indicating significant investor confidence in the merged organisation's prospects and market position.
Photograph: Proxyclick Visitor Management System / Unsplash
Company details
- Legal name
- Rebellions Inc.
- Website
- rebellions.ai
- Headquarters
- Seongnam, South Korea
- Founded
- 2020
- Sector
- Semiconductors
- Funding stage
- Established