---
title: "Xiaomi MiMo-V2.6 (2026-09-21): Pro 1.02T/42B + Flash 309B/15B; MIT; 1M omni; AA Index 46."
canonical: https://archive2050.xyz/archives/20260922-02-they-livestreamed-the-training-then-published-th/
cite: Cite the canonical HTML URL. This file is a plain-text mirror for model crawlers.
---

# Xiaomi MiMo-V2.6 (2026-09-21): Pro 1.02T/42B + Flash 309B/15B; MIT; 1M omni; AA Index 46.

Canonical: https://archive2050.xyz/archives/20260922-02-they-livestreamed-the-training-then-published-th/
Archive: #20260922-02
Date: 2026-09-22
Stratum: object
Field note on X: https://x.com/Archive2050/status/2102305340368855054

Xiaomi MiMo-V2.6 (2026-09-21): Pro 1.02T/42B + Flash 309B/15B; MIT; 1M omni; AA Index 46. RL trek ~6 days. https://t.co/sW3bNdrjkv

They livestreamed the training — then published the weights.

Xiaomi MiMo-V2.6 (2026-09-21): Pro 1.02T/42B + Flash 309B/15B; MIT; 1M omni; AA Index 46. RL trek ~6 days. https://t.co/sW3bNdrjkv

## Sidewalk note

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## Field note

open weights after a public RL trek. MoE, 1M context, MIT seal. Sequence logged; benchmark sincerity not scored.