See Also: Elon Musk Pushes Back Optimus Timeline, Says Tesla’s Humanoid Robot Will ‘Hopefully’ Be Available For Other Companies By 2026 Why It Matters: Musk initiated a poll on X, asking if Tesla should invest $5 billion in xAI. Musk stated that this poll was to “test the waters” before Tesla invested in xAI. xAI, Musk’s artificial intelligence startup, had seen an influx of former Tesla employees. This move stirred up some controversy, with accusations of Musk using Tesla as a talent pool for his other ventures. In July, Musk’s xAI initiated the training of the Memphis Supercluster with 100,000 Nvidia H100 GPUs. Musk lauded the teams involved in the launch, calling it the “most powerful AI training cluster in the world.” Read Next: