30 August 2026

Open-weight AI models double market share in two months

First reported

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  • Open-weight models, which anyone can download and modify, jumped from 28% to 62% of token usage at Vercel, a major inference provider, in two months.
  • Large firms like Thomson Reuters and Bridgewater are fine-tuning open-weight models to match the performance of expensive frontier models while cutting costs significantly.

How it was covered