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  5. Qwen3.5 9BvsQwen3.7 Flash
Updated Jul 2026

Qwen3.5 9BvsQwen3.7 Flash

Qwen3.7 Flash is cheaper than Qwen3.5 9B at $0.03/M vs $0.1/M input tokens.

Qwen3.5 9B and Qwen3.7 Flash compared across 2 shared prompts
SpecQwen3.5 9BQwen3.7 Flash
Input price$0.1/M tokens$0.03/M tokens
Output price$0.15/M tokens$0.13/M tokens
Context window262K tokens1.0M tokens
WeightsOpenClosed
Free API (OpenRouter)NoNo
ReleasedMar 2026Jul 2026
Our Verdict
Qwen3.7 Flash
Qwen3.7 Flash
Qwen3.5 9B
Qwen3.5 9BRunner-up

Not enough votes to call it. On the specs, Qwen3.7 Flash has the edge: bigger model tier, newer, bigger context window.

Slight edge
API pricing

Cost per 1M tokens

Qwen3.5 9B
Input
$0.10
Output
$0.15
Qwen3.7 Flash
Input
$0.03
3.3× cheaper
Output
$0.13
1.2× cheaper

Qwen3.7 Flash is cheaper on both: 3.3× input, 1.2× output.

Where to run it

7 hosts, cheapest first

Qwen3.5 9B6 hosts
HostInOutContextUptime
DDarkbloomfp4$0.08 in·$0.13 out·262k·100% upDDeepInfrabf16$0.10 in·$0.15 out·262k·99.8% upSSiliconFlowfp8$0.10 in·$0.15 out·262k·98.6% upVVenicefp8$0.10 in·$0.15 out·256k·99.6% upPParasailbf16$0.10 in·$0.25 out·262k·99.6% upTTogether$0.17 in·$0.25 out·262k·99.1% up
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 22 Sep 2026.

Research

What we learned reading every model

FAQ

Common questions

Both are developed by Qwen but target different use cases. Qwen3.5 9B has a 262K token context window vs Qwen3.7 Flash's 1.0M. You can compare their actual outputs across 2 challenges on Rival to see how they differ in practice.

It depends on your use case. Qwen3.5 9B and Qwen3.7 Flash each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 2 challenges so you can judge which fits your needs best.

Qwen3.5 9B costs $0.1/M input tokens and Qwen3.7 Flash costs $0.03/M input tokens. Qwen3.7 Flash is $0.07/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 Qwen3.5 9B 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

Qwen3.5 9B logo
Qwen3.5 9B55 outputs, specs and price
Qwen3.7 Flash logo
Qwen3.7 Flash2 outputs, specs and price
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Explore all of Rival

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