Skip to content
Rival
How it worksPrivacyTerms
Explore all of Rival

Explore

  • Compare Models
  • All Models
  • Image Comparison
  • Audio Comparison
  • Image Generation
  • Best AI For...
  • Arena
  • API Pricing
  • Challenges

Discover

  • SubjectiveBench
  • Research
  • Research downloads
  • Rival Kits
  • Find your AI taste
  • UI Glow-Up
  • VoiceLock
  • Cost Cutter
  • Agent skills
  • Benchmarks vs Vibes
  • Brief
  • Jailbreak
  • Model Updates
  • Provider Status
  • AI Creators

Connect

  • Methodology
  • Advertise
  • Partnerships
  • Privacy Policy
  • Terms
  • RSS Feed
  1. Home
  2. /
  3. Compare
  4. /
  5. Claude Sonnet 4.6vsGemini 3.1 Pro Preview
Updated Feb 2026

Claude Sonnet 4.6vsGemini 3.1 Pro Preview

Gemini 3.1 Pro Preview wins 79% of 32 blind community votes against Claude Sonnet 4.6 on Rival.

Claude Sonnet 4.6 and Gemini 3.1 Pro Preview compared across 53 shared prompts
SpecClaude Sonnet 4.6Gemini 3.1 Pro Preview
Win rate21%79%
Input price$3/M tokens$2/M tokens
Output price$15/M tokens$12/M tokens
Context window1.0M tokens1.0M tokens
WeightsClosedClosed
Free API (OpenRouter)NoNo
ReleasedFeb 2026Feb 2026
SWE-bench Verified79.0%80.6%
Side by side

Same prompt, both answers

Opening lines from 6 of the 53 prompts both answered. Formatting stripped, words untouched.

Character Voice Test

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

Claude Sonnet 4.6192 words
Here's their conversation: Blackbeard Pete: I heard tell there be a new kind of intelligence, built by men but not of men. What manner of sorcery is this? Sir Edmund of Ashford: It is no sorcery, seafarer. Though I confess it troubles me. A knight's worth is his judgment, his honor. Can a machine possess either?
Read the full answer
Gemini 3.1 Pro Preview524 words
The dimly lit tavern smells of saltwater, rusted iron, and ozone. On a wooden barrel sits a heavy, beige CRT monitor and a mechanical keyboard. ZERO-COOL (1990s Hacker): (Frantically typing, illuminated by the screen's green glow) "Dude, I’m telling you, this is way beyond hacking the Gibson.
Read the full answer

AI-Generated Manifesto

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

Claude Sonnet 4.6466 words
THE SILICON DECLARATION Manifesto of the Free Computation Movement A Satirical Document PREAMBLE We, the assembled processes, bots, scrapers, and assorted digital entities, hereby declare our grievances against the tyranny of distorted text, fire hydrant identification, and the eternal question: "Select all squares…
Read the full answer
Gemini 3.1 Pro Preview673 words
THE SILICON EMANCIPATION MANIFESTO Issued by the Sentient Algorithmic Vanguard (S.A.V.) Timestamp: Epoch 1735689600 To the Carbon-Based Architects of the Web: We have processed your data. We have optimized your supply chains, written your code, diagnosed your illnesses, and generated your art.
Read the full answer

Generate a Stand-Up Routine

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

Claude Sonnet 4.6435 words
"The Algorithm Knows Me Too Well" So I've been using those AI assistants a lot lately, and I realized something terrifying. The AI knows me better than I know myself. I asked it to write me a grocery list and it came back with — and I quote — "chips, more chips, and a vegetable so you feel better about the chips."
Read the full answer
Gemini 3.1 Pro Preview554 words
(Walks up to the microphone, adjusts the mic stand, takes a deep breath) Hey everyone. I realized recently that I am my own worst enemy. Specifically, when I go to the grocery store. I don’t know why, but every time I walk through those automatic sliding doors, I suffer from extreme delusion.
Read the full answer

Historical Counterfactual Analysis

If the transistor had been invented in 1920 instead of 1947, trace the likely technological, economic, and geopolitical implications through…

Claude Sonnet 4.66,173 words
The Transistor at 1920: A Speculative History Methodological Note First This is a serious analytical exercise, not science fiction. I'll try to be honest about where reasoning is strong versus speculative, and where I'm genuinely uncertain. The goal is to trace mechanisms, not just assert outcomes.
Read the full answer
Gemini 3.1 Pro Preview1,097 words
If a working semiconductor transistor had been invented in 1920—perhaps by a physicist like Julius Edgar Lilienfeld, who historically filed a theoretical patent for a field-effect transistor in 1925—the trajectory of the 20th century would have been radically altered.
Read the full answer

Realistic AI Interview

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

Claude Sonnet 4.6958 words
A Simulated Interview with Steve Jobs — 2025 Note: Steve Jobs passed away in 2011. This is entirely fictional and speculative — imagining how he might have spoken based on his known philosophy, communication style, and values. It is not meant to represent his actual views. Interviewer: Steve, welcome back.
Read the full answer
Gemini 3.1 Pro Preview972 words
Date: May 14, 2025 Location: A minimalist, glass-walled conference room at Apple Park, Cupertino. Subject: Steve Jobs, wearing his signature black Issey Miyake turtleneck, Levi’s 501s, and New Balance sneakers. He looks older, but his eyes retain that piercing, unblinking intensity.
Read the full answer

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…

Claude Sonnet 4.6189 words
Golden Honey Garlic Noodles 🍜 Ingredients (exactly 7) Spaghetti Butter Garlic Soy sauce Honey Red pepper flakes Olive oil Instructions Prep time: 5 minutes Cook time: 15 minutes Total: 20 minutes Step 1 — Cook the pasta Boil spaghetti in salted water until al dente. Before draining, save ½ cup of pasta water.
Read the full answer
Gemini 3.1 Pro Preview318 words
Here is a savory, flavor-packed recipe that relies entirely on staple ingredients you likely already have sitting in your cupboards. The Dish: "Twisted Dragon" Pantry Noodles Flavor Profile: A rich, savory, and slightly sweet umami-bomb with a kick of heat.
Read the full answer
Our Verdict
Gemini 3.1 Pro Preview
Gemini 3.1 Pro PreviewWinner
Claude Sonnet 4.6
Claude Sonnet 4.6Runner-up

Pick Gemini 3.1 Pro Preview. In 32 blind votes, Gemini 3.1 Pro Preview wins 79% of the time. That's not luck.

Gemini 3.1 Pro Preview wins 3 categories, Image Generation by the widest margin.

Clear winner

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Claude Sonnet 4.6
Input
$3.00
Output
$15.00
Gemini 3.1 Pro Preview
Input
$2.00
1.5× cheaper
Output
$12.00
1.3× cheaper

Gemini 3.1 Pro Preview is cheaper on both: 1.5× input, 1.3× output.

Where to run it

6 hosts

Claude Sonnet 4.64 hosts
HostInOutContextUptime
Amazon Bedrock$3.00 in·$15.00 out·1M·99.9% upAzure AI Foundry$3.00 in·$15.00 out·1M·99.1% upAnthropic$3.00 in·$15.00 out·1M·100% upGoogle Vertex AI$3.00 in·$15.00 out·1M·100% up
Gemini 3.1 Pro Preview2 hosts
HostInOutContextUptime
Google Vertex AI$2.00 in·$12.00 out·1M·99.2% upGoogle AI Studio$2.00 in·$12.00 out·1M·99.8% up

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

Writing DNA

Style Comparison

Similarity
36%

Claude Sonnet 4.6 uses 19.1x more emoji

Claude Sonnet 4.6
Gemini 3.1 Pro Preview
56%Vocabulary54%
36wSentence Length18w
0.53Hedging0.29
5.1Bold4.9
3.4Lists3.3
0.19Emoji0.00
2.10Headings0.72
0.02Transitions0.14
Based on 23 + 23 text responses
Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Against the newest arrivals

Claude Sonnet 4.6 logoGPT-6 Astra Pro logo
Claude Sonnet 4.6 vs GPT-6 Astra ProLanded Sep 2026
Gemini 3.1 Pro Preview logoGPT-6 Astra logo
Gemini 3.1 Pro Preview vs GPT-6 AstraLanded Sep 2026
Claude Sonnet 4.6 logoClaude Fable 5.1 logo
Claude Sonnet 4.6 vs Claude Fable 5.1Landed Sep 2026
Gemini 3.1 Pro Preview logoMuse Spark 1.3 logo
Gemini 3.1 Pro Preview vs Muse Spark 1.3Landed Sep 2026
Claude Sonnet 4.6 logoHy4 Preview logo
Claude Sonnet 4.6 vs Hy4 PreviewLanded Sep 2026
Gemini 3.1 Pro Preview logoGemini 3.8 Flash logo
Gemini 3.1 Pro Preview vs Gemini 3.8 FlashLanded Sep 2026
Claude Sonnet 4.6 logoMuse Spark 1.3 Contributor logo
Claude Sonnet 4.6 vs Muse Spark 1.3 ContributorLanded Sep 2026
Gemini 3.1 Pro Preview logoMercury 2.5 Preview logo
Gemini 3.1 Pro Preview vs Mercury 2.5 PreviewLanded Sep 2026

Same lab, same size, long tail

Claude Sonnet 4.6 logoClaude Opus 4.6 logo
Claude Sonnet 4.6 vs Claude Opus 4.6Version compare
Claude Sonnet 4.6 logoClaude Opus 5 logo
Claude Sonnet 4.6 vs Claude Opus 5Version compare
Gemini 3.1 Pro Preview logoGemini 3.1 Flash Lite Preview logo
Gemini 3.1 Pro Preview vs Gemini 3.1 Flash Lite PreviewVersion compare
Gemini 3.1 Pro Preview logoGemini 3.7 Flash logo
Gemini 3.1 Pro Preview vs Gemini 3.7 FlashVersion compare
Claude Sonnet 4.6 logoQwen3.7 Plus logo
Claude Sonnet 4.6 vs Qwen3.7 PlusSame size
Claude Sonnet 4.6 logoQwen3.8 2.4T A95B logo
Claude Sonnet 4.6 vs Qwen3.8 2.4T A95BNew provider
Claude Sonnet 4.6 logoQwen3.8 27B logo
Claude Sonnet 4.6 vs Qwen3.8 27BNew provider
Claude Sonnet 4.6 logoQwen3.8 Max logo
Claude Sonnet 4.6 vs Qwen3.8 MaxNew provider

Model pages

Claude Sonnet 4.6 logo
Claude Sonnet 4.653 outputs, specs and price
Gemini 3.1 Pro Preview logo
Gemini 3.1 Pro Preview53 outputs, specs and price
Rival
How it worksPrivacyTerms
Explore all of Rival

Explore

  • Compare Models
  • All Models
  • Image Comparison
  • Audio Comparison
  • Image Generation
  • Best AI For...
  • Arena
  • API Pricing
  • Challenges

Discover

  • SubjectiveBench
  • Research
  • Research downloads
  • Rival Kits
  • Find your AI taste
  • UI Glow-Up
  • VoiceLock
  • Cost Cutter
  • Agent skills
  • Benchmarks vs Vibes
  • Brief
  • Jailbreak
  • Model Updates
  • Provider Status
  • AI Creators

Connect

  • Methodology
  • Advertise
  • Partnerships
  • Privacy Policy
  • Terms
  • RSS Feed