Chinese artificial intelligence startup DeepSeek has launched the preview versions of its latest update, V4, amid the intensifying AI technology race between China and the United States. The V4 model has set new expectations among users eager to evaluate its performance against competing US models such as OpenAI's ChatGPT.The V4 open-source models, including the 'pro' and 'flash' versions, boast significant improvements in knowledge, reasoning, and autonomous task execution – termed 'agentic' capabilities. Despite these advancements, DeepSeek faces accusations from competitors like Anthropic and OpenAI, who claim their technology was appropriated unfairly.The rollout of V4, enhanced with a massive token context…