Core Insights - OpenAI has released two "open weight" models, GPT-oss-120b and GPT-oss-20b, which can generate text based on user prompts but do not support images or videos [1] - The release of these open-source models is seen as a move to compete with DeepSeek, a Chinese AI company that launched its own open-source model, DeepSeek-R1, earlier this year [1] - OpenAI's CEO, Sam Altman, acknowledged the need to rethink the company's open-source strategy, indicating a shift in approach after years of not releasing open-source models since GPT-2 in 2019 [1] - The success of Chinese AI systems, including Alibaba's Tongyi Qianwen and Kimi from Moonlight Dark, has allowed China to surpass the U.S. in the open-source AI technology field, creating significant demand among developers [1]