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DeepSeek V4 Flash 0731 vs Muse Spark
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| Attribute | DeepSeek V4 Flash 0731 | Muse Spark |
|---|---|---|
| Scores | ||
| Intelligence (ECI) | 154 | 153 |
| Coding | 79 | 73 |
| Math | 67 | 63 |
| Reasoning & Knowledge | 63 | 78 |
| Agentic & Tools | — | 60 |
| Specifications | ||
| Developer | DeepSeek | Meta AI |
| Family | DeepSeek | — |
| Released | Jul 31, 2026 | Apr 8, 2026 |
| Parameters | — | — |
| Availability | Open weights (unrestricted) | API access |
| Context window | 1.3M | — |
| Price — $/M input | $0.08 | — |
| Price — $/M output | $0.18 | — |
| Inputs | text | — |
| Outputs | text | — |
| Benchmarks | ||
| AIME 2024/2025 | 94% | 89% |
| ARC-AGI | 89% | — |
| ARC-AGI-2 | 61% | — |
| GPQA Diamond | 91% | 90% |
| Humanity's Last Exam | 39% | 41% |
| SciCode | 50% | 52% |
| SimpleQA Verified | 35% | 66% |
| WebDev Arena | 1577 | 1513 |
| WeirdML | 63% | — |
| FrontierMath | — | 39% |
| FrontierMath Tier 4 | — | 15% |
| τ²-bench | — | 92% |
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.