The Hallway Track
Product Launches

Introducing GPT-6 Sol and Luna

OpenAI · OpenAI Blog · Sep 22, 2026 · Product Launches

OpenAI launches GPT-6 Sol and Luna, two frontier models balancing capability and cost.

OpenAI announced GPT-6 in two variants, Sol and Luna, positioned to bring frontier intelligence to everyday work at different capability/cost tradeoffs. As a flagship model release from a top-tier lab, this is a major AI industry signal likely to reshape competitive and pricing dynamics.

OpenAI GPT-6 frontier-models model-launch

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