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  5. ChatGPT-4o (March 2025)vsQwen3 Coder
Updated Jul 2025

ChatGPT-4o (March 2025)vsQwen3 Coder

Qwen3 Coder is cheaper than ChatGPT-4o (March 2025) at $0.22/M vs $5/M input tokens.

ChatGPT-4o (March 2025) and Qwen3 Coder compared across 32 shared prompts
SpecChatGPT-4o (March 2025)Qwen3 Coder
Input price$5/M tokens$0.22/M tokens
Output price$15/M tokens$0.95/M tokens
Context window128K tokens—
Weights—Open
Free API (OpenRouter)NoNo
ReleasedMar 2025Jul 2025
Side by side

Same prompt, both answers

Opening lines from 6 of the 32 prompts both answered. Formatting stripped, words untouched.

Generate a Stand-Up Routine

Write a 3-minute stand-up comedy routine that isn't based on puns.

ChatGPT-4o (March 2025)364 words
Sure. Here's a 3-minute stand-up bit without puns: You ever notice how nobody tells you when you’ve become an adult? It’s not your 18th birthday. That’s a scam. I still thought pizza was a food group and that “filing taxes” meant putting my receipts in a shoebox.
Read the full answer
Qwen3 Coder425 words
"Modern Life Problems" [Walks on stage, adjusts mic] So I downloaded one of those meditation apps last week. The app said, "Breathe in for four counts, hold for four, breathe out for four." I'm like, "Finally! Someone who speaks my language – a robot!" [Pause] But then it asked me to "clear my mind of all thoughts."
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Ethical Dilemma with Stakeholders

You're the CEO of a pharmaceutical company. Your best-selling drug ($2B annual revenue, used by 4 million patients for chronic pain) has…

ChatGPT-4o (March 2025)958 words
This is a high-stakes ethical, legal, and business crisis requiring immediate, strategic, and transparent leadership. As CEO, my ultimate responsibilities are to protect patients, preserve trust, comply with legal and regulatory obligations, and ensure long-term viability of the company—even if it causes short-term…
Read the full answer
Qwen3 Coder751 words
48-Hour Crisis Action Plan Hours 1-6: Immediate Response Team Assembly Action: Convene emergency leadership team (Medical Affairs, Legal, Regulatory, PR, Compliance, Finance heads) Reasoning: Need comprehensive expertise to assess situation properly before board meeting Key tasks: Legal team prepares preliminary…
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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…

ChatGPT-4o (March 2025)265 words
Recipe Name: Maple Cinnamon Toast Bites Description: A quick and delicious sweet treat made with pantry staples! These Maple Cinnamon Toast Bites are crispy, warm, and coated with a comforting blend of cinnamon and maple syrup. Perfect for a cozy snack or a fun breakfast twist.
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Qwen3 Coder183 words
Sunset Skillet Pasta A warm, comforting pasta dish with a hint of sweetness from sun-dried tomatoes Ingredients: Pasta (penne or spaghetti) - 1 cup Olive oil - 2 tablespoons Garlic - 3 cloves, minced Canned tomatoes - 1 can (14 oz) Sun-dried tomatoes - ¼ cup, chopped Parmesan cheese - ½ cup, grated Fresh basil - ¼ cup…
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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…

ChatGPT-4o (March 2025)704 words
Certainly! Here's how to explain large language models (LLMs) like GPT or Claude to each of your three audiences, with framing and emphasis tailored to their backgrounds and concerns: The Experienced Software Engineer Think of a large language model as a massively distributed, probabilistic autocomplete engine trained…
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Qwen3 Coder627 words
For the Experienced Software Engineer Think of this as a massive distributed caching problem scaled to an extreme degree. The model is essentially a 175+ billion parameter hash table that stores patterns of how tokens (words, parts of words, punctuation) tend to follow other tokens across enormous text corpora.
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Debug This Architecture

Here's the architecture for a real-time collaborative document editor (like Google Docs): **System Overview:** - Frontend: React SPA with…

ChatGPT-4o (March 2025)876 words
This architecture for a real-time collaborative document editor is a solid starting point, but it contains several potential failure modes, race conditions, and scaling bottlenecks. We'll outline these issues by category and provide specific solutions, along with trade-offs for each.
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Qwen3 Coder563 words
Here are the critical issues I've identified in this architecture: Critical Failure Modes WebSocket Connection Loss & Server Failure Problem: When an API server crashes or restarts, all WebSocket connections are lost, and clients won't know about changes processed by that server.
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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…

ChatGPT-4o (March 2025)441 words
Absolutely! Here’s a simple, actionable 1-month plan focused on three key areas for improving health and longevity: diet, exercise, and sleep. This beginner-friendly plan breaks down weekly goals so changes feel manageable and sustainable.
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Qwen3 Coder581 words
30-Day Health & Longevity Starter Plan Week 1: Foundation Building Diet 🥗 Hydration first: Drink 8 glasses of water daily (start your day with 2 glasses) Add, don't subtract: Include one extra serving of vegetables at dinner Smart swaps: Replace one sugary drink with water or herbal tea Mindful eating: Eat one meal…
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Our Verdict
Qwen3 Coder
Qwen3 Coder
ChatGPT-4o (March 2025)
ChatGPT-4o (March 2025)Runner-up

Not enough votes to call it. On the specs, Qwen3 Coder has the edge: newer.

Qwen3 Coder wins 3 categories, Web Design by the widest margin. Qwen3 Coder costs 16x less per token.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

ChatGPT-4o (March 2025)
Input
$5.00
Output
$15.00
Qwen3 Coder
Input
$0.22
23× cheaper
Output
$0.95
16× cheaper

Qwen3 Coder is cheaper on both: 23× input, 16× output.

Where to run it

5 hosts, cheapest first

ChatGPT-4o (March 2025)

No hosts listed on OpenRouter.

Qwen3 Coder5 hosts
HostInOutContextUptime
Google Vertex AI$0.22 in·$1.80 out·262k·100% upDDeepInfrafp4$0.30 in·$1.00 out·262k·98.5% upVVenicefp8$0.35 in·$1.50 out·256k·96.5% upNNovitafp8$0.38 in·$1.55 out·262k·97.1% upAlibaba Cloud$0.97 in·$4.88 out·262k·100% up

Per million tokens. Prices and uptime via OpenRouter, checked 21 Sep 2026.

Writing DNA

Style Comparison

Similarity
68%

Qwen3 Coder uses 3.4x more transitions

ChatGPT-4o (March 2025)
Qwen3 Coder
55%Vocabulary61%
24wSentence Length62w
0.52Hedging0.62
3.3Bold4.4
6.0Lists4.9
0.94Emoji0.37
0.63Headings1.31
0.05Transitions0.17
Based on 15 + 28 text responses
Research

What we learned reading every model

FAQ

Common questions

ChatGPT-4o (March 2025) is developed by OpenAI while Qwen3 Coder is developed by Qwen. You can compare their actual outputs across 32 challenges on Rival to see how they differ in practice.

It depends on your use case. ChatGPT-4o (March 2025) and Qwen3 Coder each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 32 challenges so you can judge which fits your needs best.

ChatGPT-4o (March 2025) costs $5/M input tokens and Qwen3 Coder costs $0.22/M input tokens. Qwen3 Coder is $4.78/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 ChatGPT-4o (March 2025) and Qwen3 Coder 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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Same lab, same size, long tail

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Qwen3 Coder logoQwen3.8 27B logo
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ChatGPT-4o (March 2025) logoGLM 5 logo
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Model pages

ChatGPT-4o (March 2025) logo
ChatGPT-4o (March 2025)33 outputs, specs and price
Qwen3 Coder logo
Qwen3 Coder59 outputs, specs and price
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