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MiMo-V2.6-Pro and MiMo-V2.6-Flash by @XiaomiMiMo have landed in Agent Arena!
MiMo-V2.6-Pro ranks #5 among open-source models with +3.17% net improvement across 8.1K+ real-world agentic sessions. This release is a +10.4 percentage-point lift and a 9-spot improvement from MiMo-V2.5-Pro at #13 with -7.23%!
Its strongest signal is Confirmed Success (explicit user feedback that the task worked) where it scored +7.35% and ranks #2 among open-source models!
MiMo-V2.6-Flash landed #9 among open models with -0.57% net improvement across 13K+ real-world agentic sessions.
At a $0.04 median cost per task (56% lower than MiMo-V2.6-Pro), it also landed on the Agent Arena Pareto frontier! See its placement below.
Congrats to the @XiaomiMiMo team on the release!
Introducing Xiaomi MiMo-V2.6 — Pro & Flash.
Frontier intelligence, all the modalities, built in public.
🔹 Two omnimodal models, advancing through scaled reinforcement learning
🔹 Pro performs on par with Claude Opus 5 and GPT-5.6 Sol across most agent benchmarks
🔹 Pro scores 46 on the Artificial Analysis Intelligence Index — the highest among open-source models
🔹 Stronger coding, computer use, 3D reasoning and creative capabilities
🔹 Open model weights, technical report, RL environments and training code
Blog：mimo.xiaomi.com/mimo-v2-6
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