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  5. GPT-4.5vsQwen3.7 Flash
Updated Jul 2026

GPT-4.5vsQwen3.7 Flash

Qwen3.7 Flash is cheaper than GPT-4.5 at $0.03/M vs $75/M input tokens.

GPT-4.5 and Qwen3.7 Flash compared across 1 shared prompts
SpecGPT-4.5Qwen3.7 Flash
Input price$75/M tokens$0.03/M tokens
Output price$150/M tokens$0.13/M tokens
Context window128K tokens1.0M tokens
Weights—Closed
Free API (OpenRouter)NoNo
ReleasedFeb 2025Jul 2026
Our Verdict
GPT-4.5
GPT-4.5
Qwen3.7 Flash
Qwen3.7 Flash

Not enough votes to call it. On the specs, nothing separates them.

Qwen3.7 Flash costs 1154x less per token.

Too close to call
API pricing

Cost per 1M tokens

GPT-4.5
Input
$75.00
Output
$150.00
Qwen3.7 Flash
Input
$0.03
2500× cheaper
Output
$0.13
1154× cheaper

Qwen3.7 Flash is cheaper on both: 2500× input, 1154× output.

Where to run it

1 host

GPT-4.5

No hosts listed on OpenRouter.

Qwen3.7 Flash1 host
HostInOutContextUptime
Alibaba Cloud$0.03 in·$0.13 out·1M·100% up

Per million tokens. Prices and uptime via OpenRouter, checked 23 Sep 2026.

Research

What we learned reading every model

FAQ

Common questions

GPT-4.5 is developed by OpenAI while Qwen3.7 Flash is developed by Qwen. GPT-4.5 has a 128K token context window vs Qwen3.7 Flash's 1.0M. You can compare their actual outputs across 1 challenges on Rival to see how they differ in practice.

It depends on your use case. GPT-4.5 and Qwen3.7 Flash each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 1 challenges so you can judge which fits your needs best.

GPT-4.5 costs $75/M input tokens and Qwen3.7 Flash costs $0.03/M input tokens. Qwen3.7 Flash is $74.97/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

This page shows a side-by-side comparison of GPT-4.5 and Qwen3.7 Flash across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

Keep exploring

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Model pages

GPT-4.5 logo
GPT-4.526 outputs, specs and price
Qwen3.7 Flash logo
Qwen3.7 Flash13 outputs, specs and price
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