Model Comparison

Qwen3.8-Flash-Next
vs. Solar Pro 4

Comparing 2 AI models · 0 benchmarks · Alibaba, Upstage

Recommended Pick

Upstage logoSolar Pro 43 metric wins

Strongest on: Throughput, TTFT, Latency

Lowest Price

Alibaba logo

Qwen3.8-Flash-Next

$0.15/1M input price

Differences That Matter

Price gap

Qwen3.8-Flash-Next is 2.0x cheaper on input tokens than Solar Pro 4.

Speed gap

Solar Pro 4 generates about 1.4x as many tokens per second as Qwen3.8-Flash-Next.

Top-pick rationale

Solar Pro 4 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

Qwen3.8-Flash-Next

Alibaba

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Upstage logo

Solar Pro 4

Upstage

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Which answer was more useful?

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Full Comparison

Metric
Alibaba logoQwen3.8-Flash-Next
Alibaba
Top Pick
Upstage logoSolar Pro 4
Upstage
Pricing per 1M tokens
Input Cost$0.15/1M$0.30/1M
Output Cost$0.47/1M$1.20/1M
Blended (3:1)$0.23/1M$0.52/1M
Specifications
OrganizationAlibabaUpstage
Release DateAug 26, 2026Aug 6, 2026
Performance & Speed
Throughput73.2 tok/s100.0 tok/s
TTFT1950ms1890ms
Latency29260ms21880ms
Composite Indices
Value Score—100.0
Reasoning Score—14.2
Intelligence—14.2

Key Takeaways

Qwen3.8-Flash-Next offers the best value at $0.15/1M,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

Qwen3.8-Flash-Next

  • Cost-sensitive applications
  • High-volume processing
Upstage logo

Solar Pro 4

  • General-purpose AI
  • Versatile applications