# Open-Source Reasoning Model Parameters Growth 2025-26

> Published on ADIN (https://adin.chat/s/open-source-reasoning-model-parameters-trends-787v)
> Type: Chart
> Date: 2026-07-20
> Description: Explore trends in total and active parameters for leading open-source reasoning models over time.

Chart type: line
X-axis: date
Y-axes: totalParams, activeParams
Data points: 11