xAI has open-sourced the weights and architecture of Grok-1's foundation model under the Apache 2.0 license. As a 314-billion-parameter Mixture-of-Experts model, developers are now free to inspect and modify it.
xAI, led by Elon Musk, has unveiled its own large language model Grok-1 and the chatbot "Grok" built on it, launching first as early access for X Premium+ subscribers.