OpenAI released GPT-6 Sol and GPT-6 Luna on September 22, 2026, as lower-cost alternatives to its flagship GPT-6 Astra model. Sol targets professional work and coding at $2/$10 per million tokens, while Luna offers even lower pricing at $0.10/$0.50, with API prices cut in half across the lineup.
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OpenAI expands GPT-6 lineup with cheaper Sol and Luna models Reuters
OpenAI launched GPT-6 Sol and GPT-6 Luna on September 22 as lower-cost alternatives to its GPT-6 Astra flagship. Sol targets professional work, coding and agentic workflows, while Luna is designed for fast, high-volume tasks such as document summarization, information extraction and quick answers. OpenAI said both models use training methods similar to Astra and improve reasoning, factuality, comp
GPT-6 Sol and Luna are now live in Codex and ChatGPT Work with API prices cut in half, from $2/$10 for Sol to $0.10/$0.50 for Luna per million tokens. # GPT6 # OpenAI # Codex # ChatGPT # Sol # Luna # TechNews https:// meterpreter.org/gpt-6-sol-luna -release/?utm_source=mastodon&utm_medium=jetpack_social
OpenAI presenta GPT-6 Sol y Luna con precios hasta 50% menores geeksroom.com/2026/09/open... #OpenAI #ChatGPT #GPT6 #IA #geeksroom OpenAI presenta GPT-6 Sol y GPT-6 Luna, dos nuevos modelos con mejoras en programación, precisión y agentes, junto con una reducción de precios en la API.
Introducing GPT-6 Sol and Luna GPT-6 Sol and Luna expand the GPT-6 lineup with cost-efficient models delivering Astra-level performance in coding, factuality, and professional tasks, while cutting API prices by 50% vs GPT-5.6; they’re available now in ChatGPT Work and Codex (Luna in the desktop app). https:// openai.com/index/introducing-g pt-6-sol-and-luna/