OpenAI Unveils GPT-5.6's Self-Evolution Secret!
OpenAI uses GPT‑5.6 Sol to slash inference costs 20% and boost token efficiency 15%, while scaling to 1 billion users and 2 million enterprises.
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Costs cut by 20%, efficiency up 15%.
Today, OpenAI released four major pieces of news:
OpenAI shared new progress on optimizing “itself” with GPT-5.6: Using GPT-5.6 Sol to optimize production GPU kernels, cutting inference service deployment costs by a significant 20%; optimizing speculative decoding technology to boost token generation efficiency by over 15%.
On AI self-evolution research, OpenAI may be bringing back a key talent: Lilian Weng, co-founder of the recently departed U.S. AI unicorn Thinking Machines Lab, is reportedly set to rejoin OpenAI to help advance AI self-evolution research.
New updates on the highly anticipated OpenAI hardware development: OpenAI President Greg Brockman teased that OpenAI is building AI hardware, saying “users may see it soon.” Regarding device form factors, he believes that “in the vast majority of cases,” people will choose to converse with a computer.
OpenAI’s product scale hits a new record: User base surpasses 1 billion for the first time, serving 2 million enterprises.
With breakthroughs across model performance, core talent, and user scale, OpenAI released multiple details in the early hours today, revealing the technical secrets of applying its most powerful model series, GPT-5.6, to self-optimization.




