News Summary

• DeepSeek’s V4 has been keenly anticipated by users looking to test how it compares to U.S. competitors.
• Some industry analysts had expected the new model to arrive more than two months earlier at the start of the Lunar New Year.
• Unlike the top models from Anthropic, Google and OpenAI, DeepSeek describes its technology as “open source” in the way that it enables developers access to modify and build on its core technology.
• The release came hours after OpenAI released its new GPT-5.5 model on Thursday.