Model comparison
DeepSeek V4 Flash vs Grok 4
Head-to-head evidence from 1 shared benchmark result across 1 category. Overall scores shown here use the public BenchAlign v5 ranking lane.
Public leaderboard positions: DeepSeek V4 Flash #61 (Estimated); Grok 4 #50 (Supported). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. DeepSeek V4 Flash and Grok 4 share 1 comparable benchmark result. 1 of 8 categories are comparable. 21 results are unique to DeepSeek V4 Flash; 15 to Grok 4.
Updated July 23, 2026- Shared results
- 1
- DeepSeek V4 Flash only
- 21
- Grok 4 only
- 15
- Comparable categories
- 1 / 8
Pick Grok 4 if you want the stronger benchmark profile. DeepSeek V4 Flash only becomes the better choice if mathematics is the priority or you need the larger 1M context window.
Confidence note. This is a partial-evidence comparison with 1 shared benchmark result across 1 evidence category; 1 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
Grok 4 has the cleaner BenchAlign overall profile here, landing at 60.42 versus 58.88. It is a real lead, but still close enough that category-level strengths matter more than the headline number.
DeepSeek V4 Flash gives you the larger context window at 1M, compared with 128K for Grok 4.
Category breakdown
Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.
| Category | DeepSeek V4 Flash | Δ | Grok 4 |
|---|---|---|---|
| Math | DeepSeek V4 Flash40.8 | Margin← 25.5 | Grok 415.3 |
| Agentic | DeepSeek V4 Flash49.1 | MarginNo overlap | Grok 4Not measured |
| Coding | DeepSeek V4 Flash64.2 | MarginNo overlap | Grok 4Not measured |
| Knowledge | DeepSeek V4 Flash38.8 | MarginNo overlap | Grok 4Not measured |
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | DeepSeek V4 Flash | Grok 4 | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | DeepSeek V4 Flash$0.14 input / $0.28 output | Grok 4Not available | A complete price comparison is not available. |
| Generation speedtokens per second | DeepSeek V4 FlashNot available | Grok 454 tok/s | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | DeepSeek V4 FlashNot available | Grok 415.60 s | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | DeepSeek V4 Flash1M | Grok 4128K | DeepSeek V4 Flash lists the larger context window. |
Benchmark Deep Dive
Agentic6 benchmarks
Coding6 benchmarks
Reasoning4 benchmarks
Knowledge12 benchmarks
| Benchmark | DeepSeek V4 Flash | Grok 4 | Result |
|---|---|---|---|
| MMLU-ProSource | 83% | — | Not comparable |
| SimpleQASource | 23.1% | — | Not comparable |
| Chinese-SimpleQASource | 71.5% | — | Not comparable |
| GPQASource | 71.2% | — | Not comparable |
| GPQA-DSource | 71.2% | — | Not comparable |
| HLESource | 8.1% | — | Not comparable |
| Artificial Analysis Intelligence IndexSource | — | 33.3% | Not comparable |
| AA-GPQA DiamondSource | — | 87.7% | Not comparable |
| AA-HLESource | — | 23.9% | Not comparable |
| AA-Omniscience IndexSource | — | 3.8% | Not comparable |
| AA-Omniscience AccuracySource | — | 41.4% | Not comparable |
| AA-Omniscience Hallucination RateSource | — | 64.2% | Not comparable |
MathDeepSeek V4 Flash wins6 benchmarks
Multimodal2 benchmarks
Inst. Following1 benchmarks
| Benchmark | DeepSeek V4 Flash | Grok 4 | Result |
|---|---|---|---|
| AA-IFBenchSource | — | 53.7% | Not comparable |
Frequently Asked Questions (2)
Which is better, DeepSeek V4 Flash or Grok 4?
Grok 4 is ahead on BenchLM's BenchAlign leaderboard, 60.42 to 58.88.
Which is better for math, DeepSeek V4 Flash or Grok 4?
DeepSeek V4 Flash has the edge for math in this comparison, averaging 40.8 versus 15.3. Grok 4 stays close enough that the answer can still flip depending on your workload.
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