GPT-5.5 vs DeepSeek V4: The April 24, 2026 AI Turning Point Reshaping Models, Cost, and Regulation
On April 24, 2026, the AI industry hit a triple inflection point at once: model upgrades, open-source cost reduction, and enforceable regulation. GPT-5.5 represents the premium closed-source path, DeepSeek V4 represents the open-source and broadly accessible path, and the EU AI Act plus China’s agent security standards push the industry into a strong compliance phase. … Read more