GPT-5.6 price cut · Fast mode

From 30 July, Luna costs 80% less and Terra 20% less: Terra $2 / $12 per million in and out, Luna $0.20 / $1.20. Sol unchanged. Fast mode replaces Priority Processing — 2.5× faster at double the price, and priority-tagged requests keep working.³

Relevant to: anyone with a high-volume batch job costed at last week's prices