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Grok 2.5
xAI's open-weight release of their 2024 flagship model — 270B dense transformer, competitive with GPT-4 at release, requires 8x 40GB GPUs
Specifications
SourceArchitectureTEXT
Parameters270B
Familygrok
VRAM (Q4)API
Released Aug 2025 under Grok 2 Community License (restricts use for training other AI models). ~500GB total. SGLang recommended.
xaiflagshipreasoningopen-weight
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