Cloudflare is promoting GPT-5.6 Sol through AI Gateway at what it calls half price, running through September 18, 2026. No promo code, no application. Point your requests at the gpt-5.6-sol model and the rate applies automatically. The promo rates are $2 per million input tokens, $10 per million output tokens, and $0.25 per million cache read tokens. Cloudflare gives the regular rates as $4, $20, and $0.50. Those numbers are worth holding up against the source.