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World's Most Efficient AI Inference

On a Mission to Empower Efficient and Scalable Generative AI

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Rebellions and SAPEON Korea Complete Merger, Launching Korea’s First AI Chip Unicorn

Korea’s first AI semiconductor unicorn emerges to drive global growth and leverage integration synergies

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ATOM™ Demonstration

ATOM™ demonstrates its energy efficiency against a GPU. Read about how ATOM™’s architecture enables its remarkable performance in our latest white paper:

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Rebellions, a Trailblazing South Korean AI Chipmaker, Secures $15 Million Series B Extension Funding from Wa’ed Ventures, Saudi Aramco’s $500 Million Venture Capital Fund

The funding round marks the venture capital’s first investment activity in South Korea. Rebellions plans to accelerate AI chip development worldwide, utilizing the funds to expand its business into Saudi Arabia.

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Rebellions paper has been accepted at ISSCC 2024

Our co-founder and CTO, Dr. Jinwook Oh, has successfully presented a paper along with our real-time demonstration.

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Product Roadmap

Get ready to embark on a journey that will reshape the future and inspire change. Stay tuned for the grand reveal.

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Korean AI chipmaker Rebellions Closes $124M Series B Fundraise

Securing a $124M Investment Amidst Startup Winter, Rebellions Achieves more than $200M in Total Funding, the Largest Among Semiconductor Startups in South Korea

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System Solutions

Start Lean, Scale Green

Modular Framework for Scalable PODs

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  • REBEL

    HBM3e chiplet-based scalable AI accelerator for hyperscale workloads

    Scalable AI, fortified with high compute density
    and ample memory bandwidth

  • ATOM™

    5nm Versatile Inference SoC

    Versatile yet Energy Efficient
    AI System-on-Chip

All products

Featured models

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    SDK Video Tutorial

    Video Tutorial l English
    ATOM™ SDK User Guide
    2024.08.23|Video
    Video Tutorial l Japanese
    ATOM™ SDK ユーザーガイド
    2024.08.23|Video
    Video Tutorial l Korean
    ATOM™ SDK 사용 가이드
    2024.08.23|Video
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    Up next

    TechBytes

    How We are using Synopsys Solutions to Develop Our Next-Gen AI Chips
    2024.07.15|News
    Rebellions and Samsung Electronics Partner to Target the Emerging Generative AI Market with Next-Generation AI Chip Co-Development
    2023.10.05|News
    White Paper
    White Paper: ATOM™ Architecture
    2024.07.11|White Paper
    See PDF
    ISSCC 2024
    ATOMUS: A 5nm 32 TFLOPS/128 TOPS ML System-on-Chip for Latency Critical Applications
    2023.11.01|White Paper
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    Offices

    Korea

    2:53 AMKST

    8F, 102, Jeongjail-ro 239, Seongnam-si, Gyeonggi-do

    803-C, 700, Daewangpangyo-ro, Bundang-gu, Seongnam-si, Gyeonggi-do

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    United States

    9:53 AMPST/PDT

    3003 North First Street, San Jose, California 95314

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    Japan

    2:53 AMJST

    Toranomon Hills Business Tower 15F, 1-17-1 Toranomon, Minato-ku, Tokyo, Japan

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    Saudi Arabia

    8:53 PMAST

    MISA-IT Office · RPWP+22H Front- MISA Office, King Khalid International Airport, Riyadh 13413, Saudi Arabia

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    System Solutions

    Start Lean, Scale Green

    ATOM™

    GDDR6 SoC for versatile AI inference at high TPS/Watt

    ATOM™-Max (RBLN-CA25) ATOM™ (RBLN-CA22) ATOM™-Lite (RBLN-CA21)

    REBEL

    HBM3e chiplet-based scalable AI accelerator for hyperscale workloads