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MiMo-V2.5-Pro vs Muse Spark
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| Attribute | MiMo-V2.5-Pro | Muse Spark |
|---|---|---|
| Scores | ||
| Intelligence (ECI) | — | 153 |
| Coding | 70 | 76 |
| Math | — | 64 |
| Reasoning & Knowledge | 64 | 82 |
| Agentic & Tools | 76 | 63 |
| Specifications | ||
| Developer | Xiaomi Corp | Meta AI |
| Family | — | — |
| Released | Apr 23, 2026 | Apr 8, 2026 |
| Parameters | 1T | — |
| Availability | Open weights (unrestricted) | API access |
| Context window | 1.1M | — |
| Price — $/M input | $0.43 | — |
| Price — $/M output | $0.87 | — |
| Inputs | text | — |
| Outputs | text | — |
| Benchmarks | ||
| GPQA Diamond | 87% | 90% |
| Humanity's Last Exam | 34% | 41% |
| SciCode | 50% | 52% |
| WebDev Arena | 1471 | 1513 |
| τ²-bench | 94% | 92% |
| AIME 2024/2025 | — | 89% |
| FrontierMath | — | 39% |
| FrontierMath Tier 4 | — | 15% |
| SimpleQA Verified | — | 66% |
Use-case scores are 0–100 percentile composites across each area’s benchmarks, ranked against every model from the past year. Highlighted cells lead each row. Open a model for the full picture.
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Benchmarks & model data from Epoch AI (CC BY); pricing & specs from OpenRouter. ECI = Epoch Capabilities Index.