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Xiaomi Corp: MiMo-V2.5-Pro

xiaomi/mimo-v2.5-pro

MiMo-V2.5-Pro is Xiaomi Corp’s open-weights AI model, released Apr 23, 2026. It scores 149 on the Epoch Capabilities Index, costs $0.43/M input and $0.87/M output tokens, and handles a 1M-token context window. Its strongest use case is agentic & tools, where it ranks in the 71st percentile of the models Model Beat tracks.

MiMo-V2.5-Pro is Xiaomi’s flagship model, delivering strong performance in general agentic capabilities, complex software engineering, and long-horizon tasks, with top rankings on benchmarks such as ClawEval, GDPVal, and SWE-bench Pro…

Context
1M
Input
$0.43 / 1M
Output
$0.87 / 1M
Released
Apr 23, 2026
Modalities
text→text
Strongest atAgentic & Tools top 29%

Benchmarks

Scores on standardized evaluations. Higher is better — and rank shows where MiMo-V2.5-Pro lands among all models tracked on Model Beat.

58.0
Intelligence Index
Epoch AI
58th percentile of tracked models
53.0
Coding Index
Epoch AI
53rd percentile of tracked models
71.0
Agentic Index
Epoch AI
71st percentile of tracked models

Reasoning

2 evals
GPQA Diamond86.6%

Graduate-level scientific reasoning

Humanity's Last Exam35.7%

Frontier of human expert knowledge

Coding

2 evals
SciCode50.6%

Scientific research coding

WebDev Arena1475

Human-rated web development

Agentic & Tools

1 evals
τ²-bench94.2%

Tool-agent-user reliability

Changelog

3
  • MiMo-V2.5-Pro: context window changed from 1,050,000 to 1,024,000 tokenscontext · Nov 10, 2026
  • MiMo-V2.5-Pro: Humanity's Last Exam improved from 33.8% to 35.7% (+6%)benchmark · Aug 6, 2026
  • MiMo-V2.5-Pro: context window changed from 1,048,576 to 1,050,000 tokenscontext · Jul 21, 2026

Compare MiMo-V2.5-Pro with

Frequently asked questions

What is MiMo-V2.5-Pro?

MiMo-V2.5-Pro is Xiaomi’s flagship model, delivering strong performance in general agentic capabilities, complex software engineering, and long-horizon tasks, with top rankings on benchmarks such as ClawEval, GDPVal, and SWE-bench Pro…

Who created MiMo-V2.5-Pro?

MiMo-V2.5-Pro is an AI model developed by Xiaomi Corp, released Apr 23, 2026.

How much does MiMo-V2.5-Pro cost?

MiMo-V2.5-Pro is served from $0.43 per million input tokens and $0.87 per million output tokens (cheapest credible provider on OpenRouter: Xiaomi).

What is MiMo-V2.5-Pro's context window?

MiMo-V2.5-Pro supports a context window of up to 1M tokens.

How does MiMo-V2.5-Pro perform on benchmarks?

On standardized evaluations tracked by Epoch AI, MiMo-V2.5-Pro scores 94.2% on τ²-bench, 50.6% on SciCode, 35.7% on Humanity's Last Exam.

Is MiMo-V2.5-Pro open source?

MiMo-V2.5-Pro is released with open weights (Open weights (unrestricted)), so the model can be downloaded and self-hosted.

Benchmark data from Epoch AI (CC BY) and Artificial Analysis; pricing, specs & descriptions from OpenRouter. Data updated Nov 12, 2026.