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  5. OpenAI o4-minivsQwen3.8 Omni Flash
Updated Sep 2026

OpenAI o4-minivsQwen3.8 Omni Flash

Qwen3.8 Omni Flash is cheaper than OpenAI o4-mini at $0.15/M vs $1.1/M input tokens.

OpenAI o4-mini and Qwen3.8 Omni Flash compared across 9 shared prompts
SpecOpenAI o4-miniQwen3.8 Omni Flash
Input price$1.1/M tokens$0.15/M tokens
Output price$4.4/M tokens$0.47/M tokens
Context window—1.0M tokens
WeightsClosedClosed
Free API (OpenRouter)NoNo
ReleasedApr 2025Sep 2026
Our Verdict
Qwen3.8 Omni Flash
Qwen3.8 Omni Flash
OpenAI o4-mini
OpenAI o4-miniRunner-up

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

Qwen3.8 Omni Flash costs 9.4x less per token.

Too close to call
API pricing

Cost per 1M tokens

OpenAI o4-mini
Input
$1.10
Output
$4.40
Qwen3.8 Omni Flash
Input
$0.15
7.3× cheaper
Output
$0.47
9.4× cheaper

Qwen3.8 Omni Flash is cheaper on both: 7.3× input, 9.4× output.

Where to run it

2 hosts

OpenAI o4-mini1 host
HostInOutContextUptime
OpenAI$1.10 in·$4.40 out·200k·100% up
Qwen3.8 Omni Flash1 host
HostInOutContextUptime
Alibaba Clouddegraded$0.15 in·$0.47 out·1M·99% up

Per million tokens. Prices and uptime via OpenRouter, checked 25 Sep 2026.

Research

What we learned reading every model

FAQ

Common questions

OpenAI o4-mini is developed by OpenAI while Qwen3.8 Omni Flash is developed by Qwen. You can compare their actual outputs across 9 challenges on Rival to see how they differ in practice.

It depends on your use case. OpenAI o4-mini and Qwen3.8 Omni Flash each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 9 challenges so you can judge which fits your needs best.

OpenAI o4-mini costs $1.1/M input tokens and Qwen3.8 Omni Flash costs $0.15/M input tokens. Qwen3.8 Omni Flash is $0.95/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 OpenAI o4-mini and Qwen3.8 Omni 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

OpenAI o4-mini logo
OpenAI o4-mini59 outputs, specs and price
Qwen3.8 Omni Flash logo
Qwen3.8 Omni Flash9 outputs, specs and price
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