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  5. Qwen3.6 FlashvsQwen3.8 Omni Flash
Updated Sep 2026

Qwen3.6 FlashvsQwen3.8 Omni Flash

Qwen3.8 Omni Flash is cheaper than Qwen3.6 Flash at $0.15/M vs $0.25/M input tokens.

Qwen3.6 Flash and Qwen3.8 Omni Flash compared across 9 shared prompts
SpecQwen3.6 FlashQwen3.8 Omni Flash
Input price$0.25/M tokens$0.15/M tokens
Output price$1.5/M tokens$0.47/M tokens
Context window1.0M tokens1.0M tokens
WeightsOpenClosed
Free API (OpenRouter)NoNo
ReleasedApr 2026Sep 2026
Side by side

Same prompt, both answers

Opening lines from 4 of the 9 prompts both answered. Formatting stripped, words untouched.

Beginner's Longevity Plan

Outline a simple, actionable 1-month plan for someone starting their journey towards better health and longevity. Focus on 3 key areas…

Qwen3.6 Flash742 words
Here is a simple, actionable 1-month plan designed for beginners. This plan focuses on consistency over intensity. The goal is not to overhaul your life overnight, but to build three sustainable foundations that drive longevity. The 3 Pillars of Longevity Nutrition: Focus on adding nourishment rather than restricting.
Read the full answer
Qwen3.8 Omni Flash712 words
A Simple 1-Month Health & Longevity Starter Plan Goal: Build sustainable habits—not perfection—around diet, exercise, and recovery/sleep. Time commitment: Small daily actions plus 2–3 short workouts per week. The 3 Key Areas Diet: Add more good foods before restricting Beginner rule: Focus on adding, not removing.
Read the full answer

Explain Like I'm a Specific Expert

Explain how a large language model (like GPT or Claude) learns and generates text to each of these three audiences: 1. **An experienced…

Qwen3.6 Flash818 words
For the Experienced Software Engineer Think of LLM training not as magic autocomplete, but as a distributed optimization problem over a continuous, trillion-parameter state space. You’re familiar with tuning hyperparameters in a microservices architecture: you adjust configs, monitor metrics, and iterate.
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Qwen3.8 Omni Flash913 words
For the experienced software engineer A large language model is best thought of as a gigantic, parameterized probabilistic function that maps a sequence of tokens to a probability distribution over the next token.
Read the full answer

Startup Pitch Teardown

Here's a pitch deck summary for a startup called "MindMeld AI": **Slide 1 - Vision:** "We're building the future of human-AI collaboration.…

Qwen3.6 Flash1,014 words
Here is an analysis of the three weakest claims in the MindMeld AI pitch deck, along with the reasoning behind why they raise red flags and how to strengthen them. The "94% Accuracy" Claim (Slide 3) Weak Claim: "Decodes neural patterns into text with 94% accuracy."
Read the full answer
Qwen3.8 Omni Flash2,971 words
The three weakest claims—ranked by how likely they are to fail investor diligence—are: “94% accuracy… works with any language, any device.” “TAM: $180B” based on 3.5B smartphone users. “FDA clearance” consuming 40% of the Series A raise.
Read the full answer

Simple 7-Ingredient Recipe

Create a simple recipe for a delicious dish (sweet or savory) using only 7 common pantry ingredients. Include a creative name for the dish…

Qwen3.6 Flash272 words
🥞 Golden Pantry Flapjack Stack A fluffy, golden stack of pancakes made entirely from staples you likely already have. It's sweet, satisfying, and comes together in minutes with zero fancy equipment.
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Qwen3.8 Omni Flash175 words
Buttery Cloud Pancakes A soft, golden pancake stack made with just 7 pantry staples—no special mix-ins, no fancy tools, just simple comfort. Ingredients All-purpose flour Granulated sugar Baking powder Fine salt Milk Egg Butter Prep Time 10 minutes Cook Time 12 minutes Serves 2–3 Instructions In a bowl, whisk together…
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Our Verdict
Qwen3.8 Omni Flash
Qwen3.8 Omni Flash
Qwen3.6 Flash
Qwen3.6 FlashRunner-up

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

Qwen3.8 Omni Flash costs 3.2x less per token.

Too close to call
API pricing

Cost per 1M tokens

Qwen3.6 Flash
Input
$0.25
Output
$1.50
Qwen3.8 Omni Flash
Input
$0.15
1.7× cheaper
Output
$0.47
3.2× cheaper

Qwen3.8 Omni Flash is cheaper on both: 1.7× input, 3.2× output.

Where to run it

2 hosts

Qwen3.6 Flash1 host
HostInOutContextUptime
Alibaba Cloud$0.19 in·$1.13 out·1M·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

Both are developed by Qwen but target different use cases. Qwen3.6 Flash has a 1.0M token context window vs Qwen3.8 Omni Flash's 1.0M. You can compare their actual outputs across 9 challenges on Rival to see how they differ in practice.

It depends on your use case. Qwen3.6 Flash 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.

Qwen3.6 Flash costs $0.25/M input tokens and Qwen3.8 Omni Flash costs $0.15/M input tokens. Qwen3.8 Omni Flash is $0.10/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 Qwen3.6 Flash 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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Qwen3.6 Flash58 outputs, specs and price
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