OpenAI Slashes Prices on GPT-5.6 Luna and Terra Models, Adds Fast Mode to Sol Tier
Covered by 4 sources
OpenAI has significantly lowered the costs of its GPT-5.6 Luna and Terra models by 80% and 20% respectively to encourage broader enterprise use amid rising AI expenses and market competition. Additionally, the company introduced a new Fast mode for the GPT-5.6 Sol model, enhancing processing speed without changing its price point.



