token.app › Compare › DeepSeek V4 Pro vs DeepSeek V4 Flash 0731
DeepSeek V4 Pro vs DeepSeek V4 Flash 0731
DeepSeek V4 Flash 0731 leads on 3 of 5 shared benchmarks. DeepSeek V4 Flash 0731 is 4.8× cheaper per token on a blended 3:1 basis.
Head to head
Blended price uses a 3:1 input:output mix
| DeepSeek V4 Pro | DeepSeek V4 Flash 0731 | |
|---|---|---|
| Provider | DeepSeek | DeepSeek |
| Input $/1M | $0.435 | $0.090 |
| Output $/1M | $0.870 | $0.180 |
| Blended $/1M | $0.544 | $0.113 |
| Context window | 1.0M | 1.0M |
| Max output | 384K | 384K |
| Released | Apr 2026 | Jul 2026 |
| Licence | Open weights | Open weights |
| GPQA Diamond | 90.9% | 91.0% |
| FrontierMath T1–3 | 45.3% | 57.5% |
| FrontierMath T4 | 2.4% | 24.4% |
| SimpleQA Verified | 57.0% | 34.7% |
| OTIS Mock AIME | 96.7% | 94.4% |
Benchmark scores independently run and published by Epoch AI, 'AI Benchmarking Hub', used under CC BY 4.0. Only benchmarks with a score for BOTH models are compared.
Choose DeepSeek V4 Pro if…
- Higher SimpleQA Verified (57.0% vs 34.7%)
- Higher OTIS Mock AIME (96.7% vs 94.4%)
Choose DeepSeek V4 Flash 0731 if…
- Costs less per token — $0.113 vs $0.544 blended
- Higher GPQA Diamond (91.0% vs 90.9%)
- Higher FrontierMath T1–3 (57.5% vs 45.3%)
- Higher FrontierMath T4 (24.4% vs 2.4%)
- Newer model (released Jul 2026)
FAQ
Which is better, DeepSeek V4 Pro or DeepSeek V4 Flash 0731?
Across the 5 benchmarks both models have independently-run scores for, DeepSeek V4 Pro leads on 2 and DeepSeek V4 Flash 0731 leads on 3. Benchmarks are one input — price and context window are on this page too.
Is DeepSeek V4 Pro cheaper than DeepSeek V4 Flash 0731?
DeepSeek V4 Flash 0731 is cheaper: $0.113 versus $0.544 per million tokens blended at 3:1 input:output. Input alone: $0.435 vs $0.090. Output alone: $0.870 vs $0.180.
What context windows do DeepSeek V4 Pro and DeepSeek V4 Flash 0731 have?
DeepSeek V4 Pro: 1,048,576 tokens. DeepSeek V4 Flash 0731: 1,048,576 tokens.
Who makes DeepSeek V4 Pro and DeepSeek V4 Flash 0731?
DeepSeek V4 Pro is made by DeepSeek. DeepSeek V4 Flash 0731 is made by DeepSeek.