Vercel Gateway Data Shows Open-Source Model Usage Hits Record High

Vercel's AI Gateway Production Index shows open-source models now handle 56% of production tokens, with CEO Guillermo Rauch citing a record single-day share of 78.4%.

2026-09-19 ~ 2026-09-19 · 2 related posts

• Open-weight models now take 56% of production token volume, per Vercel index — cramforce · 2026-09-19
• Open models hit record 78.4% of token volume on Vercel AI Gateway; Kimi, DeepSeek, Z.ai spend beats OpenAI — charles_irl · 2026-09-19