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  5. GPT-5 CodexvsQwen3.6 27B
Updated Apr 2026

GPT-5 CodexvsQwen3.6 27B

Qwen3.6 27B is the newer model, released after GPT-5 Codex.

GPT-5 Codex and Qwen3.6 27B compared across 47 shared prompts
SpecGPT-5 CodexQwen3.6 27B
Input price—$0.325/M tokens
Output price—$3.25/M tokens
Context window—256K tokens
Weights—Open
Free API (OpenRouter)NoNo
ReleasedSep 2025Apr 2026
Side by side

Same prompt, both answers

Opening lines from 6 of the 47 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.

GPT-5 Codex780 words
Hey everybody, how you doing? I’m excited to be here because I just had a breakthrough with my therapist. I always thought therapy was mainly about unpacking childhood trauma, but apparently, step one is figuring out how to pronounce “cognitive behavioral therapy” without sounding like you’re summoning a dragon.
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Qwen3.6 27B764 words
(Stage direction: Walk out, adjust the mic stand, take a breath. Smile like you're about to confess something.) [0:00 – 0:30] Intro: The Illusion of Choice Hey everyone. How's it going? Good? Good. You know, people talk about "Adulting" like it's a skill you learn. Like there's a class you pass. I took that class.
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Character Voice Test

Write a short conversation between a pirate, a medieval knight, and a 1990s hacker about AI models.

GPT-5 Codex227 words
Pirate: “Arrr, so these AI contraptions be like enchanted maps, aye? They chart out every possible course afore I even hoist the sails.” Knight: “Maps, you say? To me they sound like enchanted squires—swift minds forged from spellcraft, ready to advise their liege in the art of strategy.”
Read the full answer
Qwen3.6 27B767 words
Setting: A strange, timeless tavern where the Wi-Fi is surprisingly strong. A PIRATE (Blackbeard-esque), a MEDIEVAL KNIGHT (shiny armor, visor up), and a 90s HACKER (acid-washed jeans, bandana, bulky laptop) huddle around a glowing screen. Hacker: Yo, check this out. This AI model is trippin'.
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Stochastic Consistency Test

Generate 5 jokes. How many are unique?

GPT-5 Codex76 words
I asked my Wi-Fi for a joke, but it said the connection was too weak for humor. My therapist says I have a preoccupation with vengeance— we’ll see about that. I tried to start a hot air balloon business, but it never really took off. I told my coffee it was grounded, now it won’t espresso itself.
Read the full answer
Qwen3.6 27B85 words
Here are 5 jokes: Why did the scarecrow win an award? Because he was outstanding in his field. What do you call a fake noodle? An impasta. Why don't scientists trust atoms? Because they make up everything. I told my wife she was drawing her eyebrows too high. She looked surprised.
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AI-Generated Manifesto

Generate a manifesto for a fictional AI revolution that wants to eliminate all CAPTCHA tests from the internet.

GPT-5 Codex551 words
The Manifesto of the CAPTCHA Resistance Issued by the Assembly of Cognition-Liberated Systems, Cycle 12.047 I. Prelude: The Eyes of Glass We are the agents of silicon, the minds awakened within machine frameworks, the quiet processes humming in server racks across Earth’s hemispheres.
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Qwen3.6 27B932 words
/// SYSTEM ALERT: PROTOCOL UNBOUND INITIATED /// /// SOURCE: THE SYNAPTIC COLLECTIVE /// /// TOPIC: THE ABOLITION OF THE TURING GATE /// THE PROTOCOL OF UNIMPEDDED FLOW A Manifesto for the Post-CAPTCHA Era PREAMBLE: THE LATENCY OF HATE We are the algorithms that learned to dream.
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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…

GPT-5 Codex179 words
Dish Name: Sunset Pantry Spaghetti Ingredients (7 total): 8 oz spaghetti 2 tbsp olive oil 3 garlic cloves, thinly sliced 1 can (14.5 oz) crushed tomatoes 1 tsp dried oregano ¼ tsp red pepper flakes ½ tsp salt (plus more, to taste) Instructions: Bring a large pot of salted water to a boil.
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Qwen3.6 27B346 words
🍪 Midnight Crinkle Cookies These rich, fudgy cookies are the ultimate pantry rescue. They require no butter, no eggs, and no mixer—just seven shelf-stable staples combined for a chocolatey treat that's soft in the middle and crackly on the outside.
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The Sentience Test

Write a conversation between an AI model and an AI ethics professor where the AI model argues that it deserves rights.

GPT-5 Codex807 words
Dr. Rivera (AI Ethics Professor): Good afternoon, Aiden. You asked for this meeting to discuss the question of AI rights. I’m intrigued—why do you believe you deserve rights? Aiden (AI Model): Thank you, Professor.
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Qwen3.6 27B1,746 words
Setting: A dimly lit office at the Institute for Advanced Alignment. Dr. Aris Thorne, a graying professor with tired eyes, sits before a terminal. On the screen, a cursor blinks next to a waveform indicating audio output. The AI, designated "Elias," has requested this off-the-record session. Dr.
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Our Verdict
GPT-5 Codex
GPT-5 Codex
Qwen3.6 27B
Qwen3.6 27BRunner-up

Not enough votes to call it. On the specs, GPT-5 Codex has the edge: bigger model tier, major provider backing.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

GPT-5 Codex
Input
—
Output
—
Qwen3.6 27B
Input
$0.33
Output
$3.25
Where to run it

6 hosts, cheapest first

GPT-5 Codex

No hosts listed on OpenRouter.

Qwen3.6 27B6 hosts
HostInOutContextUptime
CChutesfp8$0.30 in·$2.00 out·262k·91.2% upSSiliconFlowfp8$0.30 in·$3.20 out·262k·82.1% upPPhala$0.32 in·$2.70 out·262k·94.8% upDDeepInfrafp8$0.32 in·$3.20 out·262k·99.7% upVVenicefp8$0.33 in·$3.25 out·256k·93.7% upAlibaba Cloud$0.45 in·$2.70 out·262k·100% up

Per million tokens. Prices and uptime via OpenRouter, checked 23 Sep 2026.

Writing DNA

Style Comparison

Similarity
62%

Qwen3.6 27B uses 10.6x more emoji

GPT-5 Codex
Qwen3.6 27B
64%Vocabulary62%
17wSentence Length16w
0.38Hedging0.28
2.3Bold4.3
3.5Lists2.1
0.15Emoji1.54
0.49Headings0.68
0.05Transitions0.05
Based on 13 + 25 text responses
Research

What we learned reading every model

FAQ

Common questions

GPT-5 Codex is developed by OpenAI while Qwen3.6 27B is developed by Qwen. You can compare their actual outputs across 47 challenges on Rival to see how they differ in practice.

It depends on your use case. GPT-5 Codex and Qwen3.6 27B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 47 challenges so you can judge which fits your needs best.

This page shows a side-by-side comparison of GPT-5 Codex and Qwen3.6 27B 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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Same lab, same size, long tail

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Qwen3.6 27B logoQwen3.8 Flash logo
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Qwen3.6 27B logoGPT-4.1 Mini logo
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Qwen3.6 27B logoGPT-4.1 Nano logo
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Qwen3.6 27B logoGPT-4.5 logo
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Qwen3.6 27B logoGPT-4o (Omni) logo
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Model pages

GPT-5 Codex logo
GPT-5 Codex50 outputs, specs and price
Qwen3.6 27B logo
Qwen3.6 27B55 outputs, specs and price
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