Models in each group, the 10 highest scoring on the Artificial Analysis Intelligence Index among those measured. Results are group averages, and individual models vary within each group.

➤ Proprietary: Claude Opus 5.5, GPT-6 Astra, GPT-6.1 Sol, Claude Sonnet 5.5 (max), Gemini 4 Argon, Claude Fable 5.1, GPT-6 Sol, Muse Wonder, Muse Spark 1.3 and Claude Haiku 5.5

➤ Open weights: Kimi K3.1 Pro, DeepSeek V4.1 Flash 1017, GLM-5.3, MiMo-V2.6-Pro, MiniMax-M3.1-Flash, Step 5 Preview, GLM-5.3-Flash, Muse Spark Open, Qwen3.8 27B and MiniMax-M3