Model Comparison

Qwen3.7 Max
vs. Step 3.5 Flash 2603

Qwen3.7 Max has not been available at LLMBase since 26 October 2026. Open alternative: Qwen3.8 27B →

Comparing 2 AI models · 0 benchmarks · Alibaba, StepFun

Recommended Pick

Alibaba logoQwen3.7 Max3 metric wins

Strongest on: Throughput, TTFT, Latency

Lowest Price

StepFun logo

Step 3.5 Flash 2603

$0.10/1M input price

Differences That Matter

Price gap

Step 3.5 Flash 2603 is 25x cheaper on input tokens than Qwen3.7 Max.

Speed gap

Qwen3.7 Max generates about 1.2x as many tokens per second as Step 3.5 Flash 2603.

Top-pick rationale

Qwen3.7 Max wins 3 measurable categories, including Throughput, TTFT, Latency.

Live compare

Response Face-Off

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

10 comparisons left in 24h
Alibaba logo

Qwen3.7 Max

Alibaba

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StepFun logo

Step 3.5 Flash 2603

StepFun

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EU-hosted open models, one API

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Full Comparison

Metric
Top Pick
Alibaba logoQwen3.7 Max
Alibaba
StepFun logoStep 3.5 Flash 2603
StepFun
Pricing per 1M tokens
Input Cost$2.50/1M$0.10/1M
Output Cost$7.50/1M$0.30/1M
Blended (3:1)$3.75/1M$0.15/1M
Specifications
OrganizationAlibabaStepFun
Release DateMay 19, 2026Apr 2, 2026
Performance & Speed
Throughput198.6 tok/s165.7 tok/s
TTFT2200ms3440ms
Latency14330ms15510ms

Key Takeaways

Step 3.5 Flash 2603 offers the best value at $0.10/1M,making it ideal for high-volume applications and cost-conscious projects.

All models support context windows of ∞+ tokens,suitable for processing lengthy documents and maintaining extended conversations.

When to Choose Each Model

Alibaba logo

Qwen3.7 Max

  • General-purpose AI
  • Versatile applications
StepFun logo

Step 3.5 Flash 2603

  • Cost-sensitive applications
  • High-volume processing