ProductsSep 22, 20261 min readIntroducing GPT-6 Sol and Luna - OpenAI0SaveShareContentsWhy it mattersTopicsCategoryProductsIndustry DomainThe Core DevelopmentIntroducing GPT-6 Sol and Luna OpenAIWhy it mattersIntroducing GPT-6 Sol and Luna OpenAI Reported by Google News — OpenAI / GPT-6 Astra on September 22, 2026.Topic dossiers OpenAI