Model Comparison

Qwen3.5 9B (Reasoning)
vs. Step 3.7 Flash

Comparing 2 AI models · 0 benchmarks · Alibaba, StepFun

Recommended Pick

Qwen3.5 9B (Reasoning)4 metric wins

Strongest on: Input price, Output price, Blended price

Lowest Price

Qwen3.5 9B (Reasoning)

$0.14/1M input price

Differences That Matter

Price gap

Qwen3.5 9B (Reasoning) is 1.5x cheaper on input tokens than Step 3.7 Flash.

Speed gap

Step 3.7 Flash generates about 3.6x as many tokens per second as Qwen3.5 9B (Reasoning).

Top-pick rationale

Qwen3.5 9B (Reasoning) wins 4 measurable categories, including Input price, Output price, Blended price, TTFT.

Live compare

Response Face-Off

Run one prompt through the selected models and compare response quality with live speed and cost context.

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Qwen3.5 9B (Reasoning)

Alibaba

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Step 3.7 Flash

StepFun

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Full Comparison

Metric	Top Pick Al Qwen3.5 9B (Reasoning) Alibaba	St Step 3.7 Flash StepFun
Pricing per 1M tokens
Input Cost	$0.14/1M	$0.20/1M
Output Cost	$0.20/1M	$1.15/1M
Blended (3:1)	$0.15/1M	$0.44/1M
Specifications
Organization	Alibaba	StepFun
Release Date	Mar 2, 2026	May 29, 2026
Performance & Speed
Throughput	56.8 tok/s	204.7 tok/s
TTFT	2010ms	2530ms
Latency	37260ms	12300ms