DeepSeek V4 Flash 0731 vs DeepSeek V4.1 Flash 1017
Price, context window & benchmark comparison
VS
Compare different models
Verdict: DeepSeek V4 Flash 0731 is 43% cheaper than DeepSeek V4.1 Flash 1017 on a typical 3:1 input/output mix.
| DeepSeek V4 Flash 0731 | DeepSeek V4.1 Flash 1017 | |
|---|---|---|
| Input price / 1M | $0.12 | $0.15 |
| Output price / 1M | $0.24 | $0.60 |
| Blended price (3:1) | $0.15 | $0.26 |
| Cached input / 1M | $0.0238 | $0.003 |
| Context window | 1M | 1M |
| Max output | 944K | 393K |
| Intelligence index | — | — |
| Coding index | 69.1 | — |
| Providers | 26 | 42 |
| Best provider uptime (30m) | 100.0% | 100.0% |
| Vision input | No | Yes |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2026-07-31 | 2026-10-17 |
| Retirement | — | — |
Cost calculator
FAQ
Which is cheaper, DeepSeek V4 Flash 0731 or DeepSeek V4.1 Flash 1017?
DeepSeek V4 Flash 0731 is 43% cheaper than DeepSeek V4.1 Flash 1017 on a typical 3:1 input/output mix.
DeepSeek V4 Flash 0731 vs DeepSeek V4.1 Flash 1017: which has a bigger context window?
DeepSeek V4 Flash 0731: 1,048,576 tokens. DeepSeek V4.1 Flash 1017: 1,048,576 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: DeepSeek V4 Flash 0731 ≈ $357.00, DeepSeek V4.1 Flash 1017 ≈ $600.00.
More comparisons
DeepSeek V4 Flash 0731 vs GPT-6.1 TerraDeepSeek V4 Flash 0731 vs GPT-6.1 Terra ProDeepSeek V4 Flash 0731 vs Kimi K3.1 ProDeepSeek V4 Flash 0731 vs MiniMax M3.1 FlashDeepSeek V4 Flash 0731 vs Nemotron 3.5 Super VLDeepSeek V4 Flash 0731 vs Gemini 4 ArgonDeepSeek V4 Flash 0731 vs Claude Haiku 5.5DeepSeek V4 Flash 0731 vs Nano Banana 2.1DeepSeek V4 Flash 0731 vs Mistral Large 4DeepSeek V4 Flash 0731 vs GPT-6.1 Sol ProDeepSeek V4 Flash 0731 vs GPT-6.1 SolDeepSeek V4 Flash 0731 vs Claude Sonnet 5.5DeepSeek V4 Flash 0731 vs GLM 5.3 PrimeDeepSeek V4 Flash 0731 vs Qwen3.8 Max PrimeDeepSeek V4 Flash 0731 vs Command A+DeepSeek V4 Flash 0731 vs GPT-6 Luna ProDeepSeek V4.1 Flash 1017 vs GPT-6.1 TerraDeepSeek V4.1 Flash 1017 vs GPT-6.1 Terra ProDeepSeek V4.1 Flash 1017 vs Kimi K3.1 ProDeepSeek V4.1 Flash 1017 vs MiniMax M3.1 FlashDeepSeek V4.1 Flash 1017 vs Nemotron 3.5 Super VLDeepSeek V4.1 Flash 1017 vs Gemini 4 ArgonDeepSeek V4.1 Flash 1017 vs Claude Haiku 5.5DeepSeek V4.1 Flash 1017 vs Nano Banana 2.1