GPT-6.1 Sol replaces GPT-6 Sol after just 7 days, with near-Astra intelligence
OpenAI introduced GPT-6.1 Sol, succeeding the GPT-6 Sol model after just a week of operation. The upgrade claims performance approaching the previously described Astra level of intelligence, offering improved language understanding and generation capabilities. The rapid rollout reflects ongoing development efforts in large language models, with the new version now available to developers via the standard API.