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  5. Qwen3.8 FlashvsQwen3.8 Max
Updated Aug 2026

Qwen3.8 FlashvsQwen3.8 Max

Qwen3.8 Flash is cheaper than Qwen3.8 Max at $0.15/M vs $2/M input tokens.

Qwen3.8 Flash and Qwen3.8 Max compared across 8 shared prompts
SpecQwen3.8 FlashQwen3.8 Max
Input price$0.15/M tokens$2/M tokens
Output price$0.47/M tokens$6/M tokens
Context window1.0M tokens1.0M tokens
WeightsClosedClosed
Free API (OpenRouter)NoNo
ReleasedAug 2026Aug 2026
Side by side

Same prompt, both answers

Opening lines from 3 of the 8 prompts both answered. Formatting stripped, words untouched.

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…

Qwen3.8 Flash147 words
Moon Halo Cookies A soft, golden sugar cookie with crisp edges and a tender center—made with just 7 pantry staples. Prep time: 10 minutes Cook time: 10 minutes Total time: 20 minutes Makes: About 16 cookies Ingredients 1/2 cup butter, softened 3/4 cup sugar 1 egg 1 teaspoon vanilla extract 1 1/2 cups all-purpose flour…
Read the full answer
Qwen3.8 Max132 words
Dish Name: Golden Hour Peanut Butter Oat Clusters Ingredients (7): 1 cup rolled oats ½ cup peanut butter ⅓ cup honey ½ cup chocolate chips 1 teaspoon vanilla extract ½ teaspoon ground cinnamon ¼ teaspoon salt Instructions: Optional but recommended: Toast the oats in a dry skillet over medium heat for 3–4 minutes…
Read the full answer

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…

Qwen3.8 Flash368 words
1-Month Beginner Health & Longevity Plan Focus areas: Nutrition, Movement, Sleep Week 1: Build the basics Nutrition Add 1 serving of vegetables to 2 meals per day. Drink water with each meal. Choose protein at most meals: eggs, beans, tofu, chicken, fish, yogurt. Movement Walk 10–15 minutes daily.
Read the full answer
Qwen3.8 Max853 words
Here’s a simple, beginner-friendly 1-month health and longevity plan focused on three key areas: diet, movement, and sleep/stress. The goal is not perfection, but building small, sustainable habits.
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…

Qwen3.8 Flash983 words
For an experienced software engineer Training a large language model is not “just” making it guess the next word in isolation. It is fitting an enormous parameterized function to predict the next token conditioned on all previous tokens in a sequence.
Read the full answer
Qwen3.8 Max1,107 words
Experienced software engineer, no ML background, skeptical of “next-word prediction” Think of a large language model as a very large, learned function: given a sequence of tokens, it outputs a probability distribution over the next token.
Read the full answer
Our Verdict
Qwen3.8 Max
Qwen3.8 Max
Qwen3.8 Flash
Qwen3.8 FlashRunner-up

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

Qwen3.8 Flash costs 13x less per token.

Too close to call
API pricing

Cost per 1M tokens

Qwen3.8 Flash
Input
$0.15
13× cheaper
Output
$0.47
13× cheaper
Qwen3.8 Max
Input
$2.00
Output
$6.00

Qwen3.8 Flash is cheaper on both: 13× input, 13× output.

Where to run it

2 hosts

Qwen3.8 Flash1 host
HostInOutContextUptime
Alibaba Cloud$0.15 in·$0.47 out·1M·100% up
Qwen3.8 Max1 host
HostInOutContextUptime
Alibaba Cloud$2.00 in·$6.00 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

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

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

Qwen3.8 Flash costs $0.15/M input tokens and Qwen3.8 Max costs $2/M input tokens. Qwen3.8 Flash is $1.85/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 Qwen3.8 Flash and Qwen3.8 Max 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.

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Model pages

Qwen3.8 Flash logo
Qwen3.8 Flash8 outputs, specs and price
Qwen3.8 Max logo
Qwen3.8 Max22 outputs, specs and price
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