Core Insights - South Korean AI chip company Rebellions has delivered chip samples to Elon Musk's AI "unicorn" xAI [1] - Rebellions has previously supplied ATOM and ATOM Max chips to major domestic tech firms KT Cloud and SKT, and has also completed chip samples for Meta [1] - The latest AI chip from Rebellions is the REBEL-Quad NPU, which was announced last year [1] - Rebellions completed a Series C funding round with a valuation of $1.4 billion in September 2025, and plans to go public in the second half of this year [1]