Machine Heart

May 26, 2026 · Artificial Intelligence

Grok Survives xAI Shutdown with 1.5‑T V9‑Medium Model – Musk Announces

After xAI’s dissolution, Elon Musk revealed that the new Grok V9‑Medium model, a 1.5‑trillion‑parameter foundation model optimized for Blackwell GPUs and enriched with Cursor data, has completed training, will undergo fine‑tuning and reinforcement learning, and is slated for public release within weeks, while the older 0.5‑T model will be open‑sourced later this year.