Inception Labs’ Mercury 2 AI Beats Google’s DiffusionGemma at Its Own Game

In brief

• Inception Labs’ Mercury 2 generates roughly 1,000 tokens per second and scored 90 on the AIME 2026
• Google’s recent DiffusionGemma hits similar speeds but performs worse on benchmarks.
• DiffusionGemma is free and open-weight on Hugging Face. Mercury 2 is a paid, closed-weight API model.