Vercel's July 2026 Production Index shows open-weight models at 29% of token volume on under 4% of spend. DeepSeek hits 22.6%. Price per token flattens after May's 20% jump.
xAI's Grok Build 0.1 is now accessible via Vercel AI Gateway at $1/M input tokens and $2/M output tokens, with a 256K context window.
GPT-5.5 and GPT-5.5 Pro are now available on Vercel AI Gateway, targeting agentic coding and long-horizon tasks with better token efficiency.