OpenAI launches GPT-6 Sol and Luna, boasting lower cost and fewer mistakes
OpenAI has expanded its GPT-6 lineup with Sol and Luna models, offering higher efficiency, lower cost and significantly reduced error rates compared to previous versions. Sol targets complex coding tasks while Luna focuses on high‑volume clerical work, both priced at half the cost of the prior 5.6 series and touted as more factually accurate than rivals like Anthropic.