Open-Weight Models See 10x+ Spending Growth in 2026, Outpacing Closed Models

OpenRouter ·

Key Info

According to OpenRouter's data, three major open-weight labs have seen monthly spending on their models grow by 10x or more so far in 2026. Closed models also grew, but at a slower rate, from much larger spending bases.

Highlights

  • Monthly dollar spend on three key open-weight labs' models has increased at least 10x so far in 2026.
  • Closed models are still growing, but comparatively slower due to their higher starting point.
  • The trend highlights accelerating real-world usage and adoption of open-weight models.
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