9.23.2026

OpenAI releases GPT-6 Sol and Luna models

OpenAI is expanding its lineup of AI models with the new GPT-6 Sol and GPT-6 Luna, mid-priced and lower tier models designed to serve as enterprise workhorses for common tasks requiring less intelligence — and both are priced at half or less the costs of their predecessors when accessed over OpenAI's application programming interface (API).