Model Comparison

Qwen3.6 27B (Reasoning)
vs. Step 3.5 Flash 2603

Comparing 2 AI models · 0 benchmarks · Alibaba, StepFun

Recommended Pick

Step 3.5 Flash 26036 metric wins

Strongest on: Input price, Output price, Blended price

Lowest Price

Step 3.5 Flash 2603

$0.10/1M input price

Differences That Matter

Price gap

Step 3.5 Flash 2603 is 6.0x cheaper on input tokens than Qwen3.6 27B (Reasoning).

Speed gap

Step 3.5 Flash 2603 generates about 2.8x as many tokens per second as Qwen3.6 27B (Reasoning).

Top-pick rationale

Step 3.5 Flash 2603 wins 6 measurable categories, including Input price, Output price, Blended price, Throughput.

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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Qwen3.6 27B (Reasoning)

Alibaba

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Step 3.5 Flash 2603

StepFun

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Full Comparison

Metric	Al Qwen3.6 27B (Reasoning) Alibaba	Top Pick St Step 3.5 Flash 2603 StepFun
Pricing per 1M tokens
Input Cost	$0.60/1M	$0.10/1M
Output Cost	$3.60/1M	$0.30/1M
Blended (3:1)	$1.35/1M	$0.15/1M
Specifications
Organization	Alibaba	StepFun
Release Date	Apr 22, 2026	Apr 2, 2026
Performance & Speed
Throughput	57.6 tok/s	161.8 tok/s
TTFT	3540ms	3420ms
Latency	102070ms	15790ms