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FeatureNew0.14.0Models

MiMo-V2.5-Pro — a trillion-parameter model for long agent runs

September 18, 2026

MiMo-V2.5-Pro is live. It is Xiaomi's flagship: a 1.02T-parameter mixture-of-experts model with 42B active per token, a 1M-token context window, MIT licensed, and text only. Xiaomi built it for demanding software engineering and long-horizon agent tasks that span thousands of tool calls. Call it as MiMo-V2.5-Pro.

Xiaomi's published scores:

BenchmarkScore
SWE-bench Verified78.9
SWE-bench Pro57.2
Terminal-Bench 2.068.4
τ³-bench72.9
ClawEval (pass^3)63.8
Humanity's Last Exam48.0 with tools, 34.0 without

It costs 2.5 requests of quota per call and is available on every paid plan and the free tier. Use it for the hard, multi-step coding jobs, and MiMo-V2.5 when you need images, video or audio.

The old MiMo-V2-Flash name is retired. Requests for it now return a message pointing to MiMo-V2.5.

Source: MiMo-V2.5-Pro model card.