# OpenAI Launches GPT-6 Sol and Luna With 50% Lower API Pricing Than GPT-5.6

> Source: <https://www.ghacks.net/2026/09/23/openai-launches-gpt-6-sol-and-luna-with-50-lower-api-pricing-than-gpt-5-6/>
> Published: 2026-09-23 07:56:00+00:00

OpenAI has introduced GPT-6 Sol and GPT-6 Luna to its GPT-6 range, which are faster and more affordable versions of the models trained using methods similar to

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