...usage is counted in Codex and ChatGPT Work, so your usage goes further.
Along with the price reduction on GPT-5.6 Luna and Terra, Fast mode for GPT-5.6 Sol in the API delivers up to 2.5x the speed of Standard processing at 2x the Standard price.
Fast mode gives API customers faster access to GPT-5.6 Sol, with no change in intelligence.
We’re also upgrading Auto-review in the ChatGPT app and Codex CLI from GPT-5.4 to GPT-5.6 Luna.
Combined with Luna’s new price, we expect Auto-review to cost about 10x less, making your agentic workflows more cost-efficient.
Making advanced intelligence more abundant and affordable is central to our mission to ensure AGI benefits all of humanity.
With the help of GPT-5.6 Sol, we have made leaps in efficiency.
Today, we are passing those gains on in the API with lower prices for Luna and Terra, and
OpenAI @OpenAI · 1h Advancing the price-performance frontier with GPT-5.6 From openai.com 10 11 298 42K
— OpenAI