#intelligence-index

Artificial Analysis reports 11 new points on its Intelligence Index cost frontier

MiMo-V2.6-Pro, Claude Opus 5.5, GPT-6 Luna, and GPT-6 Sol account for 11 new points on Artificial Analysis’s Intelligence Index versus cost-per-task Pareto frontier, across different reasoning efforts. Claude Opus 5.5 (max with fallback) scores 58 at $5.98 per task, the highest result on the index.

Artificial Analysis puts Claude Opus 5.5 (max) at $5.98 per Intelligence Index task

The estimate is close to $5.86 for Opus 5 (max). Higher token use is offset by a 20% base-price cut and a further reduction in cache-read pricing to $0.20.