Vals AI Finds Low Reasoning Effort Retains 80% Performance at Half the Cost

Vals AI benchmarked seven frontier models across three reasoning effort levels on the Vals Index, finding that four models retained about 80% of their scores at the lowest effort setting while roughly halving costs.

2026-11-04 ~ 2026-11-05 · 2 related posts

• ValsAI: 4 of 7 frontier models keep 80%+ performance at lowest reasoning effort for half the cost — AccBalanced · 2026-11-04
• Vals AI: four of seven frontier models keep 80%+ scores at lowest reasoning effort for half the cost — ZacharyHuang12 · 2026-11-05