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Composer 2 vs DeepSeek-V4-Pro-0813
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| Attribute | Composer 2 | DeepSeek-V4-Pro-0813 |
|---|---|---|
| Scores | ||
| Intelligence (ECI) | — | 155 |
| Coding | — | 76 |
| Math | — | 88 |
| Reasoning & Knowledge | — | 69 |
| Agentic & Tools | — | 67 |
| Specifications | ||
| Developer | Cursor | DeepSeek |
| Family | — | DeepSeek |
| Released | Mar 19, 2026 | Aug 13, 2026 |
| Parameters | 1T | 1.6T |
| Availability | API access | Open weights (unrestricted) |
| Context window | — | 1M |
| Price — $/M input | — | $0.58 |
| Price — $/M output | — | $1.74 |
| Inputs | — | text |
| Outputs | — | text |
| Benchmarks | ||
| AIME 2024/2025 | — | 99% |
| APEX | — | 47% |
| ARC-AGI | — | 91% |
| ARC-AGI-2 | — | 61% |
| GPQA Diamond | — | 92% |
| Humanity's Last Exam | — | 41% |
| SciCode | — | 51% |
| SimpleQA Verified | — | 53% |
| WebDev Arena | — | 1581 |
| WeirdML | — | 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.