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  5. Grok 3 Mini BetavsQwen3.8 Flash
Updated Aug 2026

Grok 3 Mini BetavsQwen3.8 Flash

Qwen3.8 Flash is cheaper than Grok 3 Mini Beta at $0.15/M vs $0.4/M input tokens.

Grok 3 Mini Beta and Qwen3.8 Flash compared across 5 shared prompts
SpecGrok 3 Mini BetaQwen3.8 Flash
Input price$0.4/M tokens$0.15/M tokens
Output price$0.8/M tokens$0.47/M tokens
Context window131K tokens1.0M tokens
Weights—Closed
Free API (OpenRouter)NoNo
ReleasedApr 2025Aug 2026
Our Verdict
Qwen3.8 Flash
Qwen3.8 Flash
Grok 3 Mini Beta
Grok 3 Mini BetaRunner-up

Not enough votes to call it. On the specs, Qwen3.8 Flash has the edge: bigger model tier, newer, bigger context window.

Too close to call
API pricing

Cost per 1M tokens

Grok 3 Mini Beta
Input
$0.40
Output
$0.80
Qwen3.8 Flash
Input
$0.15
2.7× cheaper
Output
$0.47
1.7× cheaper

Qwen3.8 Flash is cheaper on both: 2.7× input, 1.7× output.

Where to run it

1 host

Grok 3 Mini Beta

No hosts listed on OpenRouter.

Qwen3.8 Flash1 host
HostInOutContextUptime
Alibaba Cloud$0.15 in·$0.47 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

Grok 3 Mini Beta is developed by xAI while Qwen3.8 Flash is developed by Qwen. Grok 3 Mini Beta has a 131K token context window vs Qwen3.8 Flash's 1.0M. You can compare their actual outputs across 5 challenges on Rival to see how they differ in practice.

It depends on your use case. Grok 3 Mini Beta and Qwen3.8 Flash each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 5 challenges so you can judge which fits your needs best.

Grok 3 Mini Beta costs $0.4/M input tokens and Qwen3.8 Flash costs $0.15/M input tokens. Qwen3.8 Flash is $0.25/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 Grok 3 Mini Beta and Qwen3.8 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

Grok 3 Mini Beta logo
Grok 3 Mini Beta13 outputs, specs and price
Qwen3.8 Flash logo
Qwen3.8 Flash8 outputs, specs and price
Rival
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Explore all of Rival

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