Open-source AI models hit record 78.4% of token volume on Vercel's AI Gateway

Polymarket · x · 2026-09-20

Open-source AI models now account for a record 78.4% of token volume on Vercel's AI Gateway, per newly shared data. The figure suggests open-weight models have far surpassed closed models in real-world inference traffic, underscoring their accelerating adoption in production.

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