LLM Comparison
Step 3.5 Flash vs DeepSeek V3.2
Side-by-side specs, pricing & capabilities · Updated April 2026
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2/6 modelsSame tier:
S Step 3.5 Flash | D DeepSeek V3.2 | |
|---|---|---|
| Organization | StepFun | DeepSeek |
| OpenTools Score | 64 189 | |
| Family | Step | DeepSeek |
| Status | Current | Current |
| Release Date | Jan 2026 | Dec 2025 |
| Context Window | 262K tokens | 164K tokens |
| Input Price | $0.10/M tokens | $0.26/M tokens |
| Output Price | $0.30/M tokens | $0.42/M tokens |
| Pricing Notes | — | Cache read: $0.1350/M tokens |
| Capabilities | textcode | textcode |
| Max Output | 66K tokens | 164K tokens |
| API Identifier | stepfun/step-3.5-flash | deepseek/deepseek-v3.2 |
| Benchmarks | ||
| MMLU | — | 87.1 |
| HumanEval | — | 89.2 |
| MATH | — | 90.2 |
| View Step 3.5 Flash | View DeepSeek V3.2 | |
Cost Calculator
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| Model | Input | Output | Total / mo | vs Best |
|---|---|---|---|---|
| Step 3.5 FlashCheapest | $0.10 | $0.15 | $0.25 | — |
| DeepSeek V3.2 | $0.26 | $0.21 | $0.47 | +88% |
StepFun
Step 3.5 Flash
Step 3.5 Flash is a large language model from StepFun. Supports up to 262,144 token context window. Available from $0.10/M input tokens.
DeepSeek
DeepSeek V3.2
DeepSeek V3.2 is a large language model from DeepSeek. Supports up to 163,840 token context window. Achieves 87.1% on MMLU. Available from $0.26/M input tokens.
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