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Step 3.5 Flash
StepFun · Released 2026-02-02 · Independent benchmark scores from Artificial Analysis
Intelligence Index
25.5
Output speed
0.0
tokens/sec
Blended price
$0.15
per 1M tokens
Time to first token
0.00s
Model metadata
| Model ID | c8158c23-6fff-4c31-911d-954c32d80c28 |
|---|---|
| Slug | step-3-5-flash-0202 |
| Release date | 2026-02-02 |
| Provider | StepFun |
| Provider slug | stepfun |
| Output speed | 0.0 tok/s |
| Time to first token | 0.00s |
| Time to first answer | 0.00s |
| Blended price ($/1M) | $0.15 |
| Input price ($/1M) | $0.10 |
| Output price ($/1M) | $0.30 |
All evaluation scores (17)
| aime | — |
|---|---|
| aime 25 | — |
| artificial analysis coding index | — |
| artificial analysis intelligence index | 25.50 |
| artificial analysis math index | — |
| gpqa | 83.1% |
| hle | 19.1% |
| ifbench | 64.6% |
| lcr | 43.0% |
| livecodebench | — |
| math 500 | — |
| mmlu pro | — |
| scicode | 40.4% |
| tau banking | — |
| tau2 | 94.4% |
| terminalbench hard | 27.3% |
| terminalbench v2 1 | — |
Source: artificialanalysis.ai/models/step-3-5-flash-0202
Benchmark data from Artificial Analysis.