OpenAILaunchAI ModelsSeptember 22, 2026

OpenAI releases GPT-6 Sol and Luna at half the price of GPT-5.6

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Both models launch today with API prices 50% lower than GPT-5.6, rolling out in ChatGPT Work, Codex, and the API for Plus, Pro, Business, Enterprise, and Edu users. Perplexity says Sol beats Opus 5 on its WANDR evals at one-fifth the price.

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