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  5. Qwen3 Coder FlashvsQwen3.8 Flash
Updated Aug 2026

Qwen3 Coder FlashvsQwen3.8 Flash

Qwen3.8 Flash is cheaper than Qwen3 Coder Flash at $0.15/M vs $0.3/M input tokens.

Qwen3 Coder Flash and Qwen3.8 Flash compared across 8 shared prompts
SpecQwen3 Coder FlashQwen3.8 Flash
Input price$0.3/M tokens$0.15/M tokens
Output price$1.5/M tokens$0.47/M tokens
Context window128K tokens1.0M tokens
WeightsClosedClosed
Free API (OpenRouter)NoNo
ReleasedSep 2025Aug 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 Coder Flash132 words
Garlic Herb Butter Pasta Ingredients: 1 lb pasta (spaghetti or penne) 4 cloves garlic, minced 1/2 cup butter 1/4 cup grated Parmesan cheese 2 tbsp olive oil Salt and pepper to taste Fresh parsley, chopped (for garnish) Instructions: Cook pasta according to package directions; reserve 1/2 cup pasta water before draining…
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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…
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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 Coder Flash1,350 words
For the Software Engineer Think of a large language model as a distributed system with a twist: instead of processing requests across multiple servers, it's processing text across a massive network of interconnected neural units.
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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

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 Coder Flash352 words
1-Month Health & Longevity Plan Week 1: Foundation Building Diet Day 1-3: Replace 1 sugary drink with water daily Day 4-7: Add 1 serving of vegetables to each meal Weekly goal: Keep a food diary for 3 days Exercise Day 1-3: Take 5-minute walks after meals Day 4-7: Try 10-minute bodyweight exercises (squats, wall…
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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.
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Our Verdict
Qwen3.8 Flash
Qwen3.8 Flash
Qwen3 Coder Flash
Qwen3 Coder FlashRunner-up

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

Qwen3.8 Flash costs 3.2x less per token.

Slight edge
API pricing

Cost per 1M tokens

Qwen3 Coder Flash
Input
$0.30
Output
$1.50
Qwen3.8 Flash
Input
$0.15
2.0× cheaper
Output
$0.47
3.2× cheaper

Qwen3.8 Flash is cheaper on both: 2.0× input, 3.2× output.

Where to run it

2 hosts

Qwen3 Coder Flash1 host
HostInOutContextUptime
Alibaba Cloud$0.20 in·$0.97 out·1M·100% up
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 22 Sep 2026.

Research

What we learned reading every model

FAQ

Common questions

Both are developed by Qwen but target different use cases. Qwen3 Coder Flash has a 128K token context window vs Qwen3.8 Flash'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 Coder Flash and Qwen3.8 Flash 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 Coder Flash costs $0.3/M input tokens and Qwen3.8 Flash costs $0.15/M input tokens. Qwen3.8 Flash is $0.15/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 Coder Flash 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.

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Model pages

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Qwen3 Coder Flash59 outputs, specs and price
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