
Advancements in AI: Grok 4 Fast and GPT-5-Codex
xAI has launched Grok 4 Fast, pushing the boundaries of cost-efficient intelligence. This model achieves Gemini 2.5 Pro level intelligence at approximately 25 times lower cost. Grok 4 Fast performs near state-of-the-art on various benchmarks, excelling particularly in agentic browsing…