GPT-6.1 Sol Pricing: Cheaper Cache, Slower Chatbot
GPT-6.1 Sol pricing is $2 per million input tokens and $10 per million output tokens, the same as GPT-6 Sol, which OpenAI released only a week earlier. The one number that moved is cached input: $0.10 per million instead of $0.20. OpenAI shipped GPT-6.1 Sol on 29 September 2026 and describes it as near-Astra quality…
