Llama 4 Scout training emissions
Meta released Llama 4 Scout on April 5, 2025 (source).
- Reported by Meta1,354 tCO2e to train
- About as much as320gasoline cars driven for a year (EPA)
Where the number comes from
This is Meta's own figure, from its model card. We have not changed it.
| Input | Value | Source |
|---|---|---|
| Training emissions, location-based | 1,354 tCO2e | Meta, Llama 4 model card, Training Greenhouse Gas Emissions table |
| Training time | 5,000,000 H100 GPU-hours | Meta, Llama 4 model card |
| Power per GPU | 700 W | Meta, Llama 4 model card |
- Meta reports 0 tons market-based, because it buys renewable power to match its electricity use. The figure here is location-based: what the grids it drew on emitted.
- Covers pre-training only, per the model card.
Last checked October 17, 2026. Every model