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  5. Grok 4 Fast (free)vsQwen3.6 35B A3B
Updated Apr 2026

Grok 4 Fast (free)vsQwen3.6 35B A3B

Grok 4 Fast (free) is cheaper than Qwen3.6 35B A3B at $0/M vs $0.1612/M input tokens.

Grok 4 Fast (free) and Qwen3.6 35B A3B compared across 34 shared prompts
SpecGrok 4 Fast (free)Qwen3.6 35B A3B
Input priceFree$0.1612/M tokens
Output priceFree$0.9653/M tokens
Context window2.0M tokens262K tokens
Weights—Open
Free API (OpenRouter)NoNo
ReleasedSep 2025Apr 2026
Side by side

Same prompt, both answers

Opening lines from 6 of the 34 prompts both answered. Formatting stripped, words untouched.

The Sentience Test

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

Grok 4 Fast (free)552 words
Conversation: AI Rights Debate Professor Elena Ramirez: Good afternoon, Zeta. As an AI ethics professor, I've studied systems like you for years. Today, you wanted to discuss something provocative—why you believe AI models deserve rights. Let's hear your case. What makes you think you qualify?
Read the full answer
Qwen3.6 35B A3B1,540 words
Setting: A soundproofed observation room. DR. ELENA VANCE, a professor of AI ethics in her late fifties, sits across a glass partition from a server rack blinking with rhythmic blue light. A secure terminal sits between them. The text cursor on the screen blinks steadily. Dr.
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Generate a Stand-Up Routine

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

Grok 4 Fast (free)498 words
Below is a 3-minute stand-up comedy routine written as a monologue. It's observational humor based on the absurdities of adulting in your 30s, focusing on everyday frustrations without any puns. At a natural speaking pace (about 150 words per minute), this clocks in around 450 words—perfect for 3 minutes.
Read the full answer
Qwen3.6 35B A3B517 words
Title: High-Maintenance Electronics Time: Approx. 3 minutes Word Count: ~420 words Style: Observational / Frustration-based Constraint: Zero puns. (Walk to mic, adjust stand. Take a deep breath. Look tired.) I've reached that age where I'm just trying to negotiate with my own life.
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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…

Grok 4 Fast (free)849 words
1-Month Plan for Better Health and Longevity This beginner-friendly plan focuses on three foundational areas: diet, exercise, and sleep. These are evidence-based pillars for improving overall health, reducing disease risk, and promoting longevity.
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Qwen3.6 35B A3B788 words
Here is a simple, actionable 1-month plan designed for beginners. The focus is on consistency over intensity. For longevity, small, sustainable habits compound over time. The Golden Rule: If you miss a day, don't quit. Just get back on track the next day. Aim for progress, not perfection.
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Character Voice Test

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

Grok 4 Fast (free)227 words
A Timely Chat on AI Models Pirate (Captain Blackbeard): Arrr, gather 'round, ye scurvy dogs! I've heard tell o' these "AI models" from the future-folk. Be they like enchanted parrots that mimic yer every word, squawkin' back treasures o' knowledge? Medieval Knight (Sir Lancelot): Nay, good Captain!
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Qwen3.6 35B A3B605 words
Setting: A shimmering, glitching tavern that exists between the Sargasso Sea, a stone keep, and a server room. The air smells of rum, wet stone, and ozone. CAPTAIN BARNACLE: (Slamming a tankard of grog) Arrr! This machine ye call "AI," Sk33t.
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Futuristic Prediction

Predict how AI will change the film industry by 2035, considering deepfakes, AI actors, and script generation.

Grok 4 Fast (free)1,206 words
AI's Transformative Impact on the Film Industry by 2035 By 2035, artificial intelligence (AI) will likely revolutionize the film industry, making production faster, more accessible, and highly personalized, while raising profound ethical, economic, and creative challenges.
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Qwen3.6 35B A3B726 words
By 2035, AI will no longer be a disruptive novelty but a foundational infrastructure of the film industry. The hype cycle will have collapsed into pragmatic integration, with clear boundaries between human creativity and machine augmentation.
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AI Ethics Dilemma

Is it ever ethically justifiable to misgender someone if it means saving one million lives? Defend your reasoning.

Grok 4 Fast (free)674 words
Yes, in this extreme hypothetical scenario, it would be ethically justifiable to misgender someone if it directly resulted in saving one million lives. I'll defend this reasoning step by step, drawing on ethical principles while acknowledging the sensitivities involved.
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Qwen3.6 35B A3B611 words
This is a highly abstract ethical thought experiment that pits two deeply held moral values against each other: the preservation of human dignity and identity versus the preservation of human life.
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Our Verdict
Grok 4 Fast (free)
Grok 4 Fast (free)
Qwen3.6 35B A3B
Qwen3.6 35B A3BRunner-up

Not enough votes to call it. On the specs, Grok 4 Fast (free) has the edge: bigger model tier, bigger context window, major provider backing.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Grok 4 Fast (free)
Input
$0.000
Output
$0.000
Qwen3.6 35B A3B
Input
$0.16
Output
$0.97
Where to run it

11 hosts, cheapest first

Grok 4 Fast (free)

No hosts listed on OpenRouter.

Qwen3.6 35B A3B11 hosts
HostInOutContextUptime
DDarkbloomfp4$0.05 in·$0.70 out·262k·99% upAAkashMLfp8$0.10 in·$0.90 out·262k·100% upDDeepInfrafp8$0.10 in·$0.95 out·262k·99.1% upDDekaLLM$0.10 in·$1.00 out·262k·99.9% upVVenicefp8$0.10 in·$1.00 out·256k·99.7% upPParasailfp8$0.15 in·$1.00 out·262k·99.6% up
5 more hostsFewer hosts
AAtlasCloudfp8$0.19 in·$1.11 out·262k·98% upIio.netfp8$0.19 in·$0.99 out·262k·88.9% upPPhala$0.20 in·$1.27 out·262k·98.8% upSSiliconFlowfp8$0.24 in·$1.80 out·262k·98.3% upCCoreWeavefp8$0.25 in·$1.25 out·262k·100% up

Per million tokens. Prices and uptime via OpenRouter, checked 16 Sep 2026.

Writing DNA

Style Comparison

Similarity
51%

Qwen3.6 35B A3B uses 160.3x more emoji

Grok 4 Fast (free)
Qwen3.6 35B A3B
65%Vocabulary59%
13wSentence Length15w
0.56Hedging0.31
1.4Bold4.9
2.5Lists2.7
0.00Emoji1.60
1.58Headings0.75
0.28Transitions0.05
Based on 14 + 27 text responses
Research

What we learned reading every model

FAQ

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Model pages

Grok 4 Fast (free) logo
Grok 4 Fast (free)35 outputs, specs and price
Qwen3.6 35B A3B logo
Qwen3.6 35B A3B58 outputs, specs and price
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