Claude Opus 4.5 vs DeepSeek-V4-Pro-0813
Claude Opus 4.5 (Anthropic) and DeepSeek-V4-Pro-0813 (DeepSeek) compared on benchmarks, pricing, context window, and use-case rankings.
- DeepSeek-V4-Pro-0813 leads on overall intelligence (ECI 155 vs 150).
- DeepSeek-V4-Pro-0813 is cheaper on input tokens — $0.58 vs $5.00 per 1M.
- DeepSeek-V4-Pro-0813 has a larger context window (1M vs 200K tokens).
- DeepSeek-V4-Pro-0813 ranks higher for coding (78th vs 63th percentile).
| Attribute | Claude Opus 4.5 | DeepSeek-V4-Pro-0813 |
|---|---|---|
| Scores | ||
| Intelligence (ECI) | 150 | 155 |
| Coding | 63 | 78 |
| Math | 28 | 88 |
| Reasoning & Knowledge | 55 | 70 |
| Agentic & Tools | 54 | — |
| Specifications | ||
| Developer | Anthropic | DeepSeek |
| Family | Claude | DeepSeek |
| Released | Nov 24, 2025 | Aug 13, 2026 |
| Parameters | — | 1.6T |
| Availability | API access | Open weights (unrestricted) |
| Context window | 200K | 1M |
| Price — $/M input | $5.00 | $0.58 |
| Price — $/M output | $25.00 | $1.74 |
| Inputs | file, image, text | text |
| Outputs | text | text |
| Benchmarks | ||
| AIME 2024/2025 | 86% | 99% |
| APEX | 21% | — |
| ARC-AGI | 80% | 91% |
| ARC-AGI-2 | 38% | 61% |
| FrontierMath | 21% | — |
| FrontierMath Tier 4 | 4% | — |
| GDPval (win/tie rate) | 60% | — |
| GPQA Diamond | 86% | 92% |
| GSO (code optimization) | 27% | — |
| Humanity's Last Exam | 25% | 41% |
| LiveCodeBench | 87% | — |
| METR task horizon | 4.9 h | — |
| MMLU-Pro | 90% | — |
| SciCode | 50% | 51% |
| SimpleBench | 62% | — |
| SimpleQA Verified | 46% | 53% |
| SWE-bench Verified | 77% | — |
| Terminal-Bench | 63% | — |
| WebDev Arena | 1494 | 1582 |
| WeirdML | 64% | 66% |
| τ²-bench | 89% | — |
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.
Frequently asked questions
Is Claude Opus 4.5 better than DeepSeek-V4-Pro-0813?
On Epoch AI's Capabilities Index, DeepSeek-V4-Pro-0813 scores higher (155) than Claude Opus 4.5 (150). The right pick depends on your task — compare their coding, math, and reasoning scores in the table above.
Which is cheaper, Claude Opus 4.5 or DeepSeek-V4-Pro-0813?
DeepSeek-V4-Pro-0813 is cheaper on input tokens at $0.58 per million, versus $5.00 (representative OpenRouter pricing).
Which has a larger context window, Claude Opus 4.5 or DeepSeek-V4-Pro-0813?
DeepSeek-V4-Pro-0813 supports up to 1M tokens, compared with 200K for the other.
Which is better for coding, Claude Opus 4.5 or DeepSeek-V4-Pro-0813?
Across coding benchmarks like SWE-bench Verified and Terminal-Bench, DeepSeek-V4-Pro-0813 ranks higher — 78th vs 63th percentile among the models tracked on Model Beat.
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Benchmarks & model data from Epoch AI (CC BY); pricing & specs from OpenRouter. ECI = Epoch Capabilities Index.