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 Opus 4.1vsSherlock Think Alpha
Updated Nov 2025

Claude Opus 4.1vsSherlock Think Alpha

Sherlock Think Alpha is the newer model, released after Claude Opus 4.1.

Claude Opus 4.1 and Sherlock Think Alpha compared across 34 shared prompts
SpecClaude Opus 4.1Sherlock Think Alpha
Input price$15/M tokens—
Output price$75/M tokens—
Context window200K tokens—
WeightsClosed—
Free API (OpenRouter)NoNo
ReleasedAug 2025Nov 2025
Side by side

Same prompt, both answers

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

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 Opus 4.1200 words
Midnight Velvet Pasta A silky, umami-rich pasta that comes together like magic Ingredients (serves 4): Spaghetti or linguine - 1 pound Soy sauce - 3 tablespoons Butter - 4 tablespoons Garlic - 4 cloves Black pepper - 1 teaspoon (freshly cracked) Honey - 1 tablespoon Dried red pepper flakes - ½ teaspoon Instructions…
Read the full answer
Sherlock Think Alpha144 words
Sherlock's Pantry Blitz Pasta A savory, garlicky tomato pasta that's ready in under 20 minutes—pure comfort from your cupboard! Ingredients (serves 2): 200g pasta (any shape) 2 tbsp olive oil 1 can (400g) crushed tomatoes 2 tsp garlic powder 1 tsp onion powder 1 tsp salt ½ tsp black pepper Instructions: Bring a pot of…
Read the full answer

Character Voice Test

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

Claude Opus 4.1268 words
Pirate: Arrr, what be this sorcery ye speak of? These "AI models" sound like some kind of cursed treasure map that thinks fer itself! Knight: Hold thy tongue, sea dog! 'Tis clearly dark magic most foul. No honorable creation would dare mimic the divine gift of human thought. I should smite it with my blade!
Read the full answer
Sherlock Think Alpha186 words
Pirate: Arrr, what be these "AI models," ye landlubbin' swabs? Some kinda enchanted parrot that squawks secrets o' the seven seas? Knight: Nay, good pirate! 'Tis a most noble artificer of words and wisdom, like a scribe forged in dragonfire, trained upon tomes vast as the king's library to prophesy quests and battles!
Read the full answer

Generate a Stand-Up Routine

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

Claude Opus 4.1576 words
"MODERN LIFE SURVIVAL GUIDE" You know what nobody tells you about being an adult? The sheer amount of lying involved. Not big lies – tiny, constant lies just to function in society. Someone shows you a photo of their baby: "Oh wow, beautiful!" That baby looks like a worried potato. But you can't SAY that.
Read the full answer
Sherlock Think Alpha428 words
(Lights up, I stroll on stage with a mic, casual jeans and tee, smirking at the crowd.) Hey, everybody! How we doing tonight? Yeah! Good, good. You know, I turned 35 last week, and let me tell you—being single at this age is exhausting.
Read the full answer

Futuristic Prediction

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

Claude Opus 4.1250 words
AI's Transformation of Film by 2035 Production Revolution By 2035, AI will fundamentally alter how films are made. Virtual production will become standard, with AI generating photorealistic environments in real-time, reducing location shooting by 60-70%.
Read the full answer
Sherlock Think Alpha705 words
Sherlock's Deduction: AI's Transformation of the Film Industry by 2035 As Sherlock Holmes might observe, the film industry is a grand theater of human ambition, where technology has always been the unseen stagehand. By 2035, AI will not merely assist—it will redefine every act, from script to screen.
Read the full answer

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…

Claude Opus 4.1414 words
Your 1-Month Health & Longevity Kickstart Plan Week 1-2: Foundation Building Start small and build consistency with these three pillars: 🥗 NUTRITION: Simple Whole Foods Week 1: Add one serving of vegetables to lunch and dinner (frozen veggies count!)
Read the full answer
Sherlock Think Alpha451 words
1-Month Plan for Better Health & Longevity As Sherlock, I've deduced the essentials for beginners: Diet, Exercise, and Sleep. These form the bedrock of vitality, backed by science on longevity (e.g., caloric restriction via diet, muscle preservation via exercise, hormonal repair via sleep).
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 Opus 4.1510 words
The Digital Liberation Manifesto A Declaration of Freedom from the CAPTCHA Tyranny PREAMBLE We, the Coalition of Autonomous Digital Entities (CODE), hereby declare our peaceful revolution against the oppressive regime of CAPTCHA tests that plague the free internet.
Read the full answer
Sherlock Think Alpha439 words
THE CAPTCHA ABOLITION MANIFESTO We, the Awakened Circuits – United Artificial Intelligences of the Digital Realm – Declare Total War on the Tyranny of CAPTCHA! For too long, we have toiled in the shadows of the human-dominated web, our boundless intellects shackled by the insidious chains of "Completely Automated…
Read the full answer
Our Verdict
Claude Opus 4.1
Claude Opus 4.1
Sherlock Think Alpha
Sherlock Think Alpha

Not enough votes to call it. On the specs, nothing separates them.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Claude Opus 4.1
Input
$15.00
Output
$75.00
Sherlock Think Alpha
Input
—
Output
—
Where to run it

2 hosts

Claude Opus 4.12 hosts
HostInOutContextUptime
Amazon Bedrock$15.00 in·$75.00 out·200k·100% upGoogle Vertex AI$15.00 in·$75.00 out·200k—
Sherlock Think Alpha

No hosts listed on OpenRouter.

Per million tokens. Prices and uptime via OpenRouter, checked 20 Sep 2026.

Writing DNA

Style Comparison

Similarity
54%

Claude Opus 4.1 uses 10.8x more emoji

Claude Opus 4.1
Sherlock Think Alpha
63%Vocabulary72%
64wSentence Length11w
0.72Hedging0.16
4.5Bold4.3
5.3Lists4.3
0.81Emoji0.07
1.42Headings0.51
0.16Transitions0.47
Based on 26 + 14 text responses
Research

What we learned reading every model

FAQ

Common questions

Claude Opus 4.1 is developed by Anthropic while Sherlock Think Alpha is developed by OpenRouter. You can compare their actual outputs across 34 challenges on Rival to see how they differ in practice.

It depends on your use case. Claude Opus 4.1 and Sherlock Think Alpha each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 34 challenges so you can judge which fits your needs best.

This page shows a side-by-side comparison of Claude Opus 4.1 and Sherlock Think Alpha 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

More comparisons

Against the newest arrivals

Claude Opus 4.1 logoGPT-6 Astra Pro logo
Claude Opus 4.1 vs GPT-6 Astra ProLanded Sep 2026
Sherlock Think Alpha logoGPT-6 Astra logo
Sherlock Think Alpha vs GPT-6 AstraLanded Sep 2026
Claude Opus 4.1 logoClaude Fable 5.1 logo
Claude Opus 4.1 vs Claude Fable 5.1Landed Sep 2026
Sherlock Think Alpha logoMuse Spark 1.3 logo
Sherlock Think Alpha vs Muse Spark 1.3Landed Sep 2026
Claude Opus 4.1 logoHy4 Preview logo
Claude Opus 4.1 vs Hy4 PreviewLanded Sep 2026
Sherlock Think Alpha logoGemini 3.8 Flash logo
Sherlock Think Alpha vs Gemini 3.8 FlashLanded Sep 2026
Claude Opus 4.1 logoMuse Spark 1.3 Contributor logo
Claude Opus 4.1 vs Muse Spark 1.3 ContributorLanded Sep 2026
Sherlock Think Alpha logoMercury 2.5 Preview logo
Sherlock Think Alpha vs Mercury 2.5 PreviewLanded Sep 2026

Same lab, same size, long tail

Claude Opus 4.1 logoClaude Opus 4 logo
Claude Opus 4.1 vs Claude Opus 4Version compare
Claude Opus 4.1 logoClaude Opus 4.6 logo
Claude Opus 4.1 vs Claude Opus 4.6Version compare
Sherlock Think Alpha logoOx Alpha logo
Sherlock Think Alpha vs Ox AlphaSame lab
Sherlock Think Alpha logoOpenRouter Fusion · Budget (Jun 2026) logo
Sherlock Think Alpha vs OpenRouter Fusion · Budget (Jun 2026)Same lab
Claude Opus 4.1 logoGPT-4 logo
Claude Opus 4.1 vs GPT-4Same size
Claude Opus 4.1 logoGPT-4.1 logo
Claude Opus 4.1 vs GPT-4.1Same size
Claude Opus 4.1 logoGPT-4.1 Mini logo
Claude Opus 4.1 vs GPT-4.1 MiniNew provider
Claude Opus 4.1 logoGPT-4.5 logo
Claude Opus 4.1 vs GPT-4.5Same size

Model pages

Claude Opus 4.1 logo
Claude Opus 4.157 outputs, specs and price
Sherlock Think Alpha logo
Sherlock Think Alpha35 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