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MiMo-V2.6-Pro — Xiaomi's trillion-parameter flagship, now omnimodal

SEPTEMBER 23, 2026

MiMo-V2.6-Pro is live. The flagship of the V2.6 series: 1.02T parameters with 42B active, a 1M-token context window with up to 128K output, and unlike V2.5 Pro it now reads text, image, video and audio. MIT licensed. Xiaomi positions it for complex projects, long-horizon agent work, security research and high-stakes tasks. Call it as MiMo-V2.6-Pro.

Xiaomi's published scores against the V2.5 Pro it replaces:

Benchmark V2.6 Pro V2.5 Pro
Terminal Bench 2.1 89.9 65.2
Terminal Bench 4.0 34.9 1.5
DeepSWE v1.1 71.9 19.0
Toolathlon-Verified 76.9 49.1
OSWorld-Verified 82.0 —
SEC Bench Pro 66.3 17.7
GDPval-AA 2.1 1673 1107

It is a reasoning model: it thinks before it answers, so give it an output budget of a few thousand tokens or short replies come back cut off. It costs 2.5 requests of quota per call and is available on every paid plan and the free tier. MiMo-V2.5-Pro stays available.

Source: MiMo-V2.6-Pro model card.