Summary
Vercel is discounting OpenAI's GPT-5.6 Sol by 50% on all requests routed through the Vercel AI Gateway from August 17 to September 18, 2026, announced in its August 18 changelog.
What changed
Vercel applied a 50% discount to GPT-5.6 Sol for all requests running through the Vercel AI Gateway, effective August 17 through September 18, 2026.
Why it matters
Gateway-level model discounts steer developer demand toward routing through Vercel's aggregator, where it captures usage, fallbacks, and spend tracking; time-boxed promos are becoming a competitive lever among model routers.
Evidence excerpt
GPT-5.6 Sol is 50% off on Vercel AI Gateway from August 17 through September 18 on all requests running through AI Gateway.