---
title: "StepFun: Step 3.7 Flash — price, capability and what beats it · Undominated.ai"
canonical: https://undominated.ai/models/stepfun__step-3.7-flash/
description: "StepFun: Step 3.7 Flash: $0.200/M in, $1.15/M out. Independent capability scores, context-tier pricing, and the models that are both better and cheaper."
---

# StepFun: Step 3.7 Flash — price, capability and what beats it · Undominated.ai

> StepFun: Step 3.7 Flash: $0.200/M in, $1.15/M out. Independent capability scores, context-tier pricing, and the models that are both better and cheaper.

[Leaderboard](/) / StepFun

# Step 3.7 Flash

StepFun · released 2026-05-28

 $0.438 per million tokens, balanced Balanced Summarise Chat Code gen Agentic

## Qwen3.6 35B A3B is both better and cheaper.

It scores **+1.2** higher and costs **19% less** ($0.355/M against $0.438/M) on this workload — and it does everything this model does.

[DeepSeek V4 Flash 0731](/models/deepseek__deepseek-v4-flash-0731) is cheaper still (76% less) but drops no image, video input.

### Every price dimension

| Input | $0.200 /M |
| --- | --- |
| Output | $1.15 /M |
| Cached input | $0.040 /M |

### Independent scores

| Intelligence | 30.9 |
| --- | --- |
| Coding | 39.6 |
| Agentic | 21.7 |

Sources are listed separately rather than averaged. Across the 62 models both have scored they correlate at r = 0.806 — close agreement overall, but four models rank very differently between them, and a blended score would hide exactly those.

#### Best rankings by task

 - asciiart #27 of 83 1181

### Capability

| Context window | 262K |
| --- | --- |
| Max output | 256K |
| Input modes | text, image, video |
| Tool use | yes |
| Reasoning | always on |

### Provenance

| Price source | openrouter.ai |
| --- | --- |
| Fetched | 2026-08-24 |
| Quality data | verified |

Step 3.7 Flash is StepFun's latest high-efficiency multimodal Mixture-of-Experts model. It pairs a 196B-parameter language backbone with a vision encoder for native image and video understanding, activating roughly 11B parameters...