AiCostCompare

~openai LLM pricing

~openai has 5 models with live API pricing on this site. Cheapest paid option: GPT Luna Latest at $0.45/1M blended

Prices updated Sep 19, 2026, 11:15 PM UTC · refreshed hourly

ModelInput $/1MOutput $/1MBlended $/1MContextIntelligence
GPT Luna Latest$0.20$1.20$0.451.05M
GPT Mini Latest$0.75$4.50$1.69400K
GPT Sol Latest$2.00$10.00$4.001.05M
GPT Terra Latest$2.00$12.00$4.501.05M
GPT Astra Latest$10.00$50.00$20.001.05M