Xiaomi Ships MiMo-V2-Pro: 1 Trillion Parameter Open-Weight Model With 1M Token Context, Agent-Native Architecture

OpenRouter·high signal

Xiaomi released MiMo-V2-Pro, a 1 trillion parameter open-weight model with a 1M token context window designed with native agent-orchestration capabilities and optimized for tool-calling and multi-step reasoning. The model is available on OpenRouter at approximately 67% cheaper than Claude Sonnet 4.6, ranking #8 on the Artificial Analysis Intelligence Index. Companion releases include MiMo-V2-Omni (multimodal) and MiMo-V2-TTS, positioning Xiaomi as a serious open-source LLM competitor alongside DeepSeek and Qwen.