Grok 4.5 Officially Released
rayhotate · x · 2026-07-09
The post announces that Grok 4.5 is now public. The author mentions their involvement in the coding reinforcement learning team, where they built training environments for the new model and improved task-specific behaviors and reward mechanisms.
Related event: xAI Launches Grok 4.5: Coding and Agent Focus to Rival Opus(55 posts)→
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