DeepSeek V4.1 Flash 1017 (Max) vs Step 5 Preview
DeepSeek V4.1 Flash 1017 (Max) scores 32.6 on the Artificial Analysis Intelligence Index, against 28.5 for Step 5 Preview. DeepSeek V4.1 Flash 1017 (Max) costs $0.525 per million tokens (3:1 blend), against $1.43 for Step 5 Preview. DeepSeek V4.1 Flash 1017 (Max) generates 164 t/s, against 140 t/s for Step 5 Preview. Both accept a context of 1M tokens.
Comparison generated from the catalogue data. Add or remove models below to refine it.
2 models compared
- DeepSeek V4.1 Flash 1017 (Max)
DeepSeek
- Step 5 Preview
StepFun
✓ Best published value among measured models. — Data unavailable. These metrics do not establish an overall ranking.
| Metrics | DeepSeek V4.1 Flash 1017 (Max) DeepSeek | Step 5 Preview StepFun | Add a model · 2/4 |
|---|---|---|---|
| Intelligence | Best: 32.6 | 28.5 | |
| Cyber Index | Best: 56.8% | 47.7% | |
| Speed | Best: 164 t/s | 140 t/s | |
| TTFT | 1.3 s | Best: 0.91 s | |
| Input · $ / 1M tokens | Best: $0.30 | $1×3.3 relative to the lowest price among the compared models | |
| Output · $ / 1M tokens | Best: $1.20 | $2.70×2.3 relative to the lowest price among the compared models | |
| Context window | 1M | 1M | |
| Reasoning | Yes | Yes | |
| Open weights | Yes | Yes | |
| Cost / task | Best: $0.602 | $2.35×3.9 relative to the lowest price among the compared models |
Intelligence
- DeepSeek V4.1 Flash 1017 (Max)
- Best: 32.6
- Step 5 Preview
- 28.5
Cyber Index
- DeepSeek V4.1 Flash 1017 (Max)
- Best: 56.8%
- Step 5 Preview
- 47.7%
Speed
- DeepSeek V4.1 Flash 1017 (Max)
- Best: 164 t/s
- Step 5 Preview
- 140 t/s
TTFT
- DeepSeek V4.1 Flash 1017 (Max)
- 1.3 s
- Step 5 Preview
- Best: 0.91 s
Input · $ / 1M tokens
- DeepSeek V4.1 Flash 1017 (Max)
- Best: $0.30
- Step 5 Preview
- $1×3.3 relative to the lowest price among the compared models
Output · $ / 1M tokens
- DeepSeek V4.1 Flash 1017 (Max)
- Best: $1.20
- Step 5 Preview
- $2.70×2.3 relative to the lowest price among the compared models
Context window
- DeepSeek V4.1 Flash 1017 (Max)
- 1M
- Step 5 Preview
- 1M
Reasoning
- DeepSeek V4.1 Flash 1017 (Max)
- Yes
- Step 5 Preview
- Yes
Open weights
- DeepSeek V4.1 Flash 1017 (Max)
- Yes
- Step 5 Preview
- Yes
Cost / task
- DeepSeek V4.1 Flash 1017 (Max)
- Best: $0.602
- Step 5 Preview
- $2.35×3.9 relative to the lowest price among the compared models
Each reasoning level remains a separate configuration.
Score and cost
Each line joins the reasoning levels of a compared model; the large point marks the configuration in the table. The top-right corner holds the best score for the lowest cost. Select another point to compare that level.
- DeepSeek V4.1 Flash 1017 (Max)32.6 · $0.602
- Step 5 Preview28.5 · $2.35