OpenAI has unveiled GPT-5.6 Preview, a family of models including Sol, Terra, and Luna, with enhanced safety testing and a limited initial release. Meanwhile, Elon Musk announced that Grok 4.5 beta, built on a 1.5T V9 foundation model and enhanced with Cursor data, is in private beta at SpaceX and Tesla, showing performance near or above Opus. Separately, Google has reportedly restricted Meta's access to Gemini compute resources, potentially delaying Meta's AI projects and prompting more efficient token usage. AI
IMPACT New model releases from major labs signal continued advancements in AI capabilities and safety measures.
RANK_REASON Frontier-lab model release with system card and preview announcement. [lever_c_demoted from frontier_release: ic=1 ai=1.0]
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