High-performance AI models 'MiMo-V2.6-Pro' and 'MiMo-V2.6-Flash' are being released free of charge, offering performance close to GPT-5.6 Sol.
Xiaomi, a major Chinese technology company, released its AI models ' MiMo-V2.6-Pro ' and ' MiMo-V2.6-Flash ' on September 22, 2026, Japan time. Both models are available free of charge as open models, and the MiMo-V2.6-Pro is considered to have the highest performance among the open models.
MiMo-V2.6 | Xiaomi
MiMo-V2.6-Pro is an MoE model with a total of 1.02 trillion parameters and 42 billion active parameters, while MiMo-V2.6-Flash is an MoE model with a total of 309 billion parameters and 15 billion active parameters. The maximum context length for both is 1 million tokens.
The reinforcement learning progress of both models was publicly displayed in real time . Through reinforcement learning, the average task completion rate of the MiMo-V2.6-Pro (orange) increased by 25 percentage points, and the average task completion rate of the MiMo-V2.6-Flash (black) also increased by 12 percentage points. Xiaomi is promoting this achievement as 'the first step in the exploration of recursive self-improvement (RSI).'
The performance of MiMo-V2.6-Pro has been verified by the third-party organization
The graph below shows the cost per task on the horizontal axis and the Artificial Analysis Intelligence Index v4.3.2 score on the vertical axis. It can be seen that MiMo-V2.6-Pro has the lowest cost among models with comparable scores, making it the most cost-effective model.
The MiMo-V2.6 series is also characterized by its high 3D spatial understanding and computer performance. Xiaomi has released footage of a 3D game created using the MiMo-V2.6, promoting it as 'From vibe coding to vibe world.'
From Vibe Coding to Vibe World. 🌍
— Xiaomi MiMo (@XiaomiMiMo) September 21, 2026
MiMo-V2.6 brings together 3D spatial reasoning, multimodal perception and computer use to build and interact with richer environments.
🔹 Turn text, images or video into playable 3D worlds, coordinating agents to build scenes, write… pic.twitter.com/axDf6v5yT0
Music composed with MiMo-V2.6 and interactive UIs created in conjunction with Figma and other tools are also available.
MiMo has its own unique style. 🎨
— Xiaomi MiMo (@XiaomiMiMo) September 21, 2026
MiMo-V2.6 brings code, design and tool use together across interfaces, slides, SVGs, video and music.
🔹 Build frontend interfaces and presentations with coordinated typography, layouts, interactions and animation
🔹 Work with Figma and image/video… pic.twitter.com/6duR5SoqTq
MiMo-V2.6-Pro and MiMo-V2.6-Flash are available at the following link. The license is the MIT License.
XiaomiMiMo/MiMo-V2.6-Pro-RL · Hugging Face
https://huggingface.co/XiaomiMiMo/MiMo-V2.6-Pro-RL
XiaomiMiMo/MiMo-V2.6-Flash-RL · Hugging Face
https://huggingface.co/XiaomiMiMo/MiMo-V2.6-Flash-RL
It is also available via API, and 'MiMo-V2.6-Pro-UltraSpeed,' which can run MiMo-V2.6-Pro at 20 times the speed, is also available. The fees per million tokens for each API are as follows:
| Model | input | Cached input | output |
| MiMo-V2.6-Flash | $0.14 (approximately 22.1 yen) | $0.0028 (approximately 0.44 yen) | $0.28 (approximately 44.2 yen) |
| MiMo-V2.6-Pro | $0.435 (approximately 68.7 yen) | $0.0036 (approximately 0.57 yen) | $0.87 (approximately 137.4 yen) |
| MiMo-V2.6-Pro-UltraSpeed | $4.35 (approximately 687 yen) | $0.036 (approximately 5.7 yen) | $8.70 (approximately 1374 yen) |
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in AI, Posted by log1o_hf