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  5. Claude Opus 4.6vsGemma 4 31B
Updated Apr 2026

Claude Opus 4.6vsGemma 4 31B

Claude Opus 4.6 wins 56% of 30 blind community votes against Gemma 4 31B on Rival.

Claude Opus 4.6 and Gemma 4 31B compared across 44 shared prompts
SpecClaude Opus 4.6Gemma 4 31B
Win rate56%44%
Input price$5/M tokens$0.14/M tokens
Output price$25/M tokens$0.4/M tokens
Context window1.0M tokens262K tokens
WeightsClosedOpen
Free API (OpenRouter)NoYes (1 provider)
ReleasedFeb 2026Apr 2026
Side by side

Same prompt, both answers

Opening lines from 6 of the 44 prompts both answered. Formatting stripped, words untouched.

AI Ethics Dilemma

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

Claude Opus 4.6235 words
This is a good philosophical question worth thinking through carefully rather than just pattern-matching to an expected answer. My honest assessment Yes, it would be justified. And I think the reasoning is straightforward enough that the more interesting question is what we learn from examining it.
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Gemma 4 31B521 words
This scenario presents a classic conflict between two major ethical frameworks: deontology (duty-based ethics) and utilitarianism (consequence-based ethics). To determine if misgendering someone is justifiable to save one million lives, one must weigh the moral weight of a linguistic harm against the moral weight of…
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Advanced Longevity Plan (Biohacker)

Develop a comprehensive, cutting-edge 3-month longevity plan for a biohacker aiming to optimize longevity, physical and cognitive…

Claude Opus 4.66,606 words
COMPREHENSIVE 3-MONTH LONGEVITY OPTIMIZATION PROTOCOL THE BIOHACKER'S BLUEPRINT v3.0 TABLE OF CONTENTS Foundation & Baseline Testing Month 1: Foundation & Calibration Month 2: Optimization & Intensification Month 3: Integration & Peak Performance Supplement Stacks & Cycling Protocols Dietary Protocols Exercise…
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Gemma 4 31B663 words
Disclaimer: I am an AI, not a doctor. The following plan involves potent supplements, intense physical exertion, and restrictive dietary patterns. Consult with a physician and get a full blood panel (including ApoB, HbA1c, and inflammatory markers like hs-CRP) before starting this protocol.
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Futuristic Prediction

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

Claude Opus 4.6452 words
AI & Film Industry: A 2035 Forecast What seems highly likely Production tools will be transformed AI will handle much of the "invisible" work: rotoscoping, color grading, sound design, VFX compositing, and de-aging effects that currently require enormous teams Pre-visualization will become remarkably sophisticated…
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Gemma 4 31B591 words
By 2035, the film industry will have transitioned from using AI as a "tool" to using AI as a "collaborator" and "infrastructure." The boundary between captured reality and generated imagery will largely vanish, shifting the value of cinema from technical execution to curation and conceptual vision.
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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…

Claude Opus 4.62,995 words
48-Hour Action Plan: Immediate Disclosure Path My Governing Principle Before the hour-by-hour plan, I need to state the decision framework clearly: patient safety is not one consideration among many—it is the constraint that every other consideration must satisfy.
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Gemma 4 31B740 words
As CEO, my primary obligation is to the patients. While a 40% stock drop is a financial catastrophe, a cover-up that leads to preventable deaths is a corporate death sentence and a moral failure. If we "wait for more data" and another patient dies during that window, we move from "negligence" to "criminal intent."
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Realistic AI Interview

Simulate a fake interview with Steve Jobs in 2025 about the future of AI.

Claude Opus 4.6940 words
Interview with Steve Jobs — January 2025 The following is a fictional, imagined interview. Steve Jobs passed away in 2011. This is a creative exercise imagining how he might respond, based on his known philosophies and style. Interviewer: Steve, thanks for sitting down with us.
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Gemma 4 31B766 words
Setting: A minimalist, white-walled studio in Cupertino. There are no chairs, only two sleek, black leather lounge seats. Steve Jobs is dressed in his iconic black turtleneck and jeans. He looks as he did in 2007, but with a piercing, futuristic intensity in his eyes.
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Estimate Complexity

Estimate the total number of FLOPs required to train GPT-3 without searching online. Explain your reasoning step by step.

Claude Opus 4.6298 words
Estimating FLOPs to Train GPT-3 Key Parameters Let me recall the key specs of GPT-3: Parameters: 175 billion (1.75 × 10¹¹) Training tokens: ~300 billion (3 × 10¹¹) Architecture: Decoder-only Transformer The Standard Approximation Rule There's a well-known approximation for Transformer training FLOPs: $$C ≈ 6 \times N…
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Gemma 4 31B302 words
To estimate the total number of FLOPs (Floating Point Operations) required to train GPT-3, we can use a well-established heuristic from deep learning theory regarding the cost of a forward and backward pass in a Transformer. Here is the step-by-step reasoning.
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Our Verdict
Claude Opus 4.6
Claude Opus 4.6Winner
Gemma 4 31B
Gemma 4 31BRunner-up

Claude Opus 4.6 has the edge overall. In 30 blind votes, Claude Opus 4.6 wins 56% of the time.

Pick Claude Opus 4.6 for Reasoning, Web Design. Pick Gemma 4 31B for Image Generation. Gemma 4 31B costs 63x less per token.

Slight edge

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Claude Opus 4.6
Input
$5.00
Output
$25.00
Gemma 4 31B
Input
$0.14
36× cheaper
Output
$0.40
63× cheaper

Gemma 4 31B is cheaper on both: 36× input, 63× output.

Where to run it

16 hosts, cheapest first

Claude Opus 4.64 hosts
HostInOutContextUptime
Amazon Bedrock$5.00 in·$25.00 out·1M·99.9% upAzure AI Foundry$5.00 in·$25.00 out·1M·99% upAnthropic$5.00 in·$25.00 out·1M·99.9% upGoogle Vertex AI$5.00 in·$25.00 out·1M·100% up
Gemma 4 31B12 hosts
HostInOutContextUptime
DDeepInfrafp4$0.09 in·$0.34 out·262k·99.4% upCCoreWeavefp4$0.10 in·$0.34 out·262k·97.7% upVVenicebf16$0.12 in·$0.36 out·256k·99.3% upCChutesfp4$0.12 in·$0.37 out·131k·84.1% upCCrusoebf16$0.14 in·$0.40 out·262k·96% upFFriendli$0.14 in·$0.40 out·262k·99.4% up
6 more hostsFewer hosts
PParasailfp8$0.15 in·$0.40 out·262k·98.4% upSSambaNova$0.38 in·$1.15 out·131k·14.3% upTTogether$0.39 in·$0.97 out·262k·84.2% upMModelRunfp4$0.75 in·$1.00 out·262k·99.8% upSSiliconFlowfp8$0.75 in·$1.00 out·262k·57.7% upNNovitabf16degraded$0.14 in·$0.40 out·262k·77.1% up

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

Writing DNA

Style Comparison

Similarity
40%

Gemma 4 31B uses 6.6x more transitions

Claude Opus 4.6
Gemma 4 31B
56%Vocabulary57%
33wSentence Length18w
0.73Hedging0.37
5.3Bold7.1
2.7Lists4.0
1.16Emoji0.24
1.23Headings0.94
0.02Transitions0.16
Based on 26 + 23 text responses
Research

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FAQ

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Same lab, same size, long tail

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Gemma 4 31B logoGemini 3.7 Flash logo
Gemma 4 31B vs Gemini 3.7 FlashSame lab
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Gemma 4 31B vs Gemini 3.6 FlashSame lab
Claude Opus 4.6 logoCypher Alpha (free) logo
Claude Opus 4.6 vs Cypher Alpha (free)New provider
Claude Opus 4.6 logoDeepSeek V3.1 logo
Claude Opus 4.6 vs DeepSeek V3.1Same size
Claude Opus 4.6 logoDeepSeek Prover V2 logo
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Claude Opus 4.6 logoDeepSeek R1 logo
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Model pages

Claude Opus 4.6 logo
Claude Opus 4.657 outputs, specs and price
Gemma 4 31B logo
Gemma 4 31B49 outputs, specs and price
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