Step-1V 32K
StepFunProprietary
Step-1V 32K is a vision-language model from StepFun. It ranks 142 of 167 on LMArena’s overall vision board with 1046±17 from 1,534 votes. License: Proprietary.
Key figures
- Developer
- StepFun
- License
- Proprietary
- First seen (our snapshots)
- 2026-10-26
No data: OCR, Diagrams, Homework, Captioning, Entity recognition, Creative writing, Humor, Chinese.
Who it suits
- Overall #142 of 167: lower half; consider it mainly for cost or deployment reasons.
- Proprietary; used through StepFun’s apps or API.
Neighbours on the overall board
| # | Model | Score | Votes | License | Δ vs this model |
|---|---|---|---|---|---|
| 139 |  GPT-4.1 nano (2025-04-14) OpenAI | 1063 | 1,211 | Proprietary | +17 |
| 140 |  Qwen-VL-Max (1119) Alibaba | 1058 | 1,422 | Proprietary | +12 |
| 141 | Qwen2-VL-72B Alibaba | 1047 | 5,937 | Qwen | +1 |
| 142 | SStep-1V 32K StepFun | 1046 | 1,534 | Proprietary | |
| 143 |  Gemini 1.5 Flash-8B (001) Google | 1044 | 6,243 | Proprietary | -2 |
| 144 |  Claude 3 Opus (20240229) Anthropic | 1023 | 15,565 | Proprietary | -23 |
| 145 |  Molmo 72B (0924) Ai2 | 1012 | 3,048 | Apache 2.0 | -34 |
Alternatives · More from StepFun
| # | Model | Score | Votes | License |
|---|---|---|---|---|
| 49 | SStep 5 Preview StepFun | 1265 | 1,649 | Proprietary |
| 102 | SStep-1o Turbo (202506) StepFun | 1186 | 1,895 | Proprietary |
| 106 | SStep-3 StepFun | 1176 | 3,193 | Apache 2.0 |
| 127 | SStep-1o Vision 32K (High Res) StepFun | 1122 | 2,833 | Proprietary |
Alternatives · Top open-weight models
| # | Model | Score | Votes | License |
|---|---|---|---|---|
| 24 |  GLM-5.3-Flash Z.ai | 1294 | 16,254 | MIT |
| 34 |  Kimi K2.6 Moonshot AI | 1282 | 16,368 | Modified MIT |
| 38 |  DeepSeek-V4.1-Flash-20260910 (Max) DeepSeek | 1278 | 4,100 | MIT |
| 39 | Gemma 4 31B Google | 1276 | 40,219 | Apache 2.0 |
| 44 | Qwen3.8-27B Alibaba | 1269 | 7,614 | Apache 2.0 |
How to read these scores
- If two scores differ by less than their ± intervals, the models are statistically close.
- Each category board is computed independently; do not compare scores across categories.
- Models with few votes move more; ranks of new entries may change.
FAQ
Where does Step-1V 32K rank among vision models?
Overall rank 142 (1046); English rank 141 (1071) (LMArena, data as of Oct 26, 2026).
How good is Step-1V 32K at OCR?
Step-1V 32K is not on LMArena’s OCR board yet, so there is no score to cite.
Is Step-1V 32K open-weight?
No. LMArena lists it as Proprietary; it is available through StepFun’s apps or API.
How far is Step-1V 32K from #1?
#1 overall is Claude Fable 5 (High) (1325); Step-1V 32K has 1046, 279 points behind.
Sources
LMArena data published Oct 19, 2026.
Synced here Oct 26, 2026.
Price, context length and release date have no reliable public data here and are not shown; all figures come from snapshots, blanks are –.