OpenAI GPT-5.6 Luna costs $0.20 per 1M input tokens, $0.02 per 1M cached input tokens, and $1.20 per 1M output tokens, with a 1.05M-token context window and 128K max output. Requests above 272K input tokens use higher long-context rates.
Secondary price terms only; primary pricing stays in the deal summary.
Use-case fit and limitations from the existing resource record.
Available
Non-price resource facts only; pricing, history, and evidence stay in their own sections.
Decision visuals remain traceable to the existing source and verification record.
Independent ranking · native prices · evidence-linked · commercial relationships isolated from scoring and publication.