Xiaomi releases open-source MiMo-V2.5-Pro for long-horizon agentic coding
Original titleXiaomi MiMo-V2.5-Pro
AISummary
Xiaomi released and open-sourced MiMo-V2.5-Pro, a 1.02T-parameter Mixture-of-Experts model with 42B active parameters and a 1M-token context window.
The company reports gains in agentic tasks, software engineering, and long-horizon work, including a Rust SysY compiler task finished in 4.3 hours across 672 tool calls. Weights and tokenizer are on Hugging Face, and API pricing is unchanged.
AIWhy it matters
The release pairs a 1.02T-parameter open-weight model with long-horizon agent results and token-efficiency claims, useful for judging its fit in coding and agent workflows.
Source: Xiaomi MiMo · mimo.xiaomi.comPublished · added here