DeepSeek-V4-Pro vs Grok 4.5
DeepSeek-V4-Pro (DeepSeek) and Grok 4.5 (xAI) compared on benchmarks, pricing, context window, and use-case rankings.
- Grok 4.5 leads on overall intelligence (ECI 154 vs 149).
- DeepSeek-V4-Pro is cheaper on input tokens — $0.43 vs $2.00 per 1M.
- DeepSeek-V4-Pro has a larger context window (1M vs 500K tokens).
- Grok 4.5 ranks higher for coding (91th vs 74th percentile).
| Attribute | DeepSeek-V4-Pro | Grok 4.5 |
|---|---|---|
| Scores | ||
| Intelligence (ECI) | 149 | 154 |
| Coding | 74 | 91 |
| Math | 83 | 85 |
| Reasoning & Knowledge | 66 | 70 |
| Agentic & Tools | 93 | 75 |
| Specifications | ||
| Developer | DeepSeek | xAI |
| Family | DeepSeek | Grok |
| Released | Apr 24, 2026 | Jul 8, 2026 |
| Parameters | 1.6T | — |
| Availability | Open weights (unrestricted) | API access |
| Context window | 1M | 500K |
| Price — $/M input | $0.43 | $2.00 |
| Price — $/M output | $0.87 | $6.00 |
| Inputs | text | text, image, file |
| Outputs | text | text |
| Benchmarks | ||
| AIME 2024/2025 | 97% | 98% |
| GPQA Diamond | 90% | 93% |
| Humanity's Last Exam | 36% | 40% |
| SciCode | 50% | 54% |
| SimpleBench | 61% | 70% |
| SimpleQA Verified | 57% | 54% |
| SWE-bench Verified | 78% | — |
| WebDev Arena | 1464 | 1551 |
| WeirdML | 49% | 46% |
| τ²-bench | 96% | — |
| APEX | — | 34% |
| ARC-AGI | — | 87% |
| ARC-AGI-2 | — | 53% |
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 DeepSeek-V4-Pro better than Grok 4.5?
On Epoch AI's Capabilities Index, Grok 4.5 scores higher (154) than DeepSeek-V4-Pro (149). The right pick depends on your task — compare their coding, math, and reasoning scores in the table above.
Which is cheaper, DeepSeek-V4-Pro or Grok 4.5?
DeepSeek-V4-Pro is cheaper on input tokens at $0.43 per million, versus $2.00 (representative OpenRouter pricing).
Which has a larger context window, DeepSeek-V4-Pro or Grok 4.5?
DeepSeek-V4-Pro supports up to 1M tokens, compared with 500K for the other.
Which is better for coding, DeepSeek-V4-Pro or Grok 4.5?
Across coding benchmarks like SWE-bench Verified and Terminal-Bench, Grok 4.5 ranks higher — 91th vs 74th 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.