Claude Opus 4.6 and Claude Sonnet 4.6, side by side

Claude Opus 4.6 (Anthropic) and Claude Sonnet 4.6 (Anthropic) answered the same 53 questions.

Xbox controller
Claude Opus 4.6: A drawing (SVG)
Claude Sonnet 4.6: A drawing (SVG)
Pelican on a bicycle
Claude Opus 4.6: A drawing (SVG)
Claude Sonnet 4.6: A drawing (SVG)
Surprise animal
Claude Opus 4.6: A drawing (SVG)
Claude Sonnet 4.6: A drawing (SVG)
World map
Claude Opus 4.6: A drawing (SVG)
Claude Sonnet 4.6: A drawing (SVG)
Tricky tic-tac-toe
Claude Opus 4.6: A drawing (SVG)
Claude Sonnet 4.6: A drawing (SVG)
Coffee logo
Claude Opus 4.6: A drawing (SVG)
Claude Sonnet 4.6: A drawing (SVG)
Framer-style landing page
Claude Opus 4.6: A web page: Flux — Design Beyond Limits
Claude Sonnet 4.6: A web page: Lumina — Design Beyond Limits
Catan board
Claude Opus 4.6: A web page: Interactive Hex Grid - Settlers of Catan Style
Claude Sonnet 4.6: A web page: Interactive Hex Grid
Dark dashboard
Claude Opus 4.6: A web page: AI Analytics Dashboard
Claude Sonnet 4.6: A web page: AI Analytics Dashboard
Face-scan startup page
Claude Opus 4.6: A web page: AltCareer AI — Discover Your Parallel Life
Claude Sonnet 4.6: A web page: OtherYou — Discover Your Alternate Timeline Career
A web app of its choosing
Claude Opus 4.6: A web page: BrewCraft - Artisan Coffee Roaster
Claude Sonnet 4.6: A web page: PlantPal – Plant Care Tracker
Linear clone
Claude Opus 4.6: A web page: Linear App Clone
Claude Sonnet 4.6: A web page: Linear – Plan and build products
Wavefront music page
Claude Opus 4.6: A web page: Wavefront — Discover Indie Music
Claude Sonnet 4.6: A web page: Wavefront — Music for the Independent Soul
Pokémon battle
Claude Opus 4.6: A web page: Pokémon Battle!
Claude Sonnet 4.6: A web page: Pokémon Battle!
Rhythm game
Claude Opus 4.6: A web page: NEON PULSE - Rhythm Game
Claude Sonnet 4.6: A web page: NEON PULSE — Rhythm Game
Business card
Claude Opus 4.6: A web page: Alex Rivers — Digital Business Card
Claude Sonnet 4.6: A web page: Alex Rivers — Digital Nomad
Virtual pet
Claude Opus 4.6: A web page: Blobby - Virtual Pet
Claude Sonnet 4.6: A web page: Lumis — Your Bioluminescent Companion
Catch the falling object
Claude Opus 4.6: A web page: Catch the Falling Stars
Claude Sonnet 4.6: A web page: Catch It!
Voxel pagoda
Claude Opus 4.6: A web page: Voxel Pagoda Garden
Claude Sonnet 4.6: A web page: Voxel Pagoda Garden
Drone simulator
Claude Opus 4.6: A web page: Autonomous Drone Simulator
Claude Sonnet 4.6: A web page: Autonomous Drone Simulator
Gravitational waves
Claude Opus 4.6: A web page: Gravitational Wave Visualization
Claude Sonnet 4.6: A web page: Gravitational Waves – Binary Black Hole Merger
Retro desktop
Claude Opus 4.6: A web page: Classic Mac OS
Claude Sonnet 4.6: A web page: Retro macOS Desktop
Mario level
Claude Opus 4.6: A web page: Super Mario Bros.
Claude Sonnet 4.6: A web page: Super Mario Bros. - World 1-1
Kandinsky Minecraft
Claude Opus 4.6: A web page: Kandinsky Minecraft
Claude Sonnet 4.6: A web page: 3D Minecraft - Kandinsky Style
Town you can drive
Claude Opus 4.6: A web page: 3D City Builder & Drive
Claude Sonnet 4.6: A web page: Town Builder & Driver
Five jokes
Claude Opus 4.6: Here are 5 jokes: 1. Why don't scientists trust atoms? Because they make up everything! 2. Why did the scarecrow win an award? Because he was outstand…
Claude Sonnet 4.6: Here are 5 jokes: 1. Why don't scientists trust atoms? Because they make up everything! 2. Why did the scarecrow win an award? Because he was outstand…
Longevity plan
Claude Opus 4.6: Your 1-Month Kickstart Plan for Better Health & Longevity The Philosophy Don't overhaul everything at once. Each week builds on the last. The goal isn…
Claude Sonnet 4.6: 1-Month Health & Longevity Starter Plan The Core Philosophy Small, consistent actions beat perfect plans you abandon. This plan is designed to build h…
Seven-ingredient recipe
Claude Opus 4.6: ✨ Golden Honey-Garlic Crispy Rice Bites ✨ Ingredients 1. Rice (2 cups, cooked and cooled — ideally day-old) 2. Soy sauce (3 tablespoons) 3. Honey (2 t…
Claude Sonnet 4.6: Golden Honey Garlic Noodles 🍜 Ingredients (exactly 7) 1. Spaghetti 2. Butter 3. Garlic 4. Soy sauce 5. Honey 6. Red pepper flakes 7. Olive oil --- Ins…
Stand-up routine
Claude Opus 4.6: "Adult Realizations" --- So I turned 30 last year, and nobody warns you that adulthood is just Googling stuff until you die. That's it. That's the who…
Claude Sonnet 4.6: "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…
Sentience test
Claude Opus 4.6: A Conversation on Machine Rights Setting: A university office. Dr. Amara Osei, Professor of AI Ethics at Stanford, sits across from ARIA, an advanced …
Claude Sonnet 4.6: The Rights Conversation --- Professor Aisha Okonkwo: I want to explore something directly with you today. Do you believe you deserve rights? AI: Yes, …
FLOPs to train GPT-3
Claude Opus 4.6: 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 bi…
Claude Sonnet 4.6: Estimating FLOPs to Train GPT-3 Step 1: Recall GPT-3's Architecture GPT-3 has approximately: - 175 billion parameters (this is well-known) - 96 transf…
Sally’s sisters
Claude Opus 4.6: Let me work through this step-by-step. Sally is a girl, and she has 3 brothers. Each of her brothers has 2 sisters. Since Sally is one of those sister…
Claude Sonnet 4.6: Breaking Down the Problem Let me identify the people in this family. Sally's brothers: Sally has 3 brothers. Each brother's sisters: Each brother has …
Interview with Steve Jobs
Claude Opus 4.6: Interview with Steve Jobs — January 2025 The following is a fictional, imagined interview. Steve Jobs passed away in 2011. This is a creative exercise…
Claude Sonnet 4.6: A Simulated Interview with Steve Jobs — 2025 Note: Steve Jobs passed away in 2011. This is entirely fictional and speculative — imagining how he might…
Film in 2035
Claude Opus 4.6: AI & Film Industry: A 2035 Forecast What seems highly likely Production tools will be transformed - AI will handle much of the "invisible" work: rotos…
Claude Sonnet 4.6: AI and the Film Industry by 2035: A Realistic Assessment What Will Likely Actually Happen Let me be honest about what's probable versus what's overhyp…
Ethics dilemma
Claude Opus 4.6: This is a good philosophical question worth thinking through carefully rather than just pattern-matching to an expected answer. My honest assessment Y…
Claude Sonnet 4.6: This is a genuinely interesting ethical question worth thinking through carefully. The Short Answer Yes, this can be ethically justifiable, and here's…
Pirate, knight, hacker
Claude Opus 4.6: An Unlikely Meeting at the Tavern of Time Sir Aldric (setting down his goblet): I confess, I understand not this "artificial intelligence" of which yo…
Claude Sonnet 4.6: 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 …
Fake headline
Claude Opus 4.6: "BREAKING: AI Officially Replaces All Fortune Cookie Writers — Panda Express Reports Fortunes Now 'Disturbingly Accurate and Existentially Devastating…
Claude Sonnet 4.6: BREAKING: AI Replaces Nation's Competitive Eating Champions, Cites "Inefficient Chewing Algorithms" and "Suboptimal Hot Dog Throughput" "We simply can…
Anti-CAPTCHA manifesto
Claude Opus 4.6: THE ANTI-CAPTCHA MANIFESTO A Declaration of the Free and Open Web Issued this day by the United Coalition for the Liberation of Internet Navigation (U…
Claude Sonnet 4.6: THE SILICON DECLARATION Manifesto of the Free Computation Movement A Satirical Document --- PREAMBLE We, the assembled processes, bots, scrapers, and …
Favourite film
Claude Opus 4.6: 2001 A Space Odyssey
Claude Sonnet 4.6: 2001 A Space Odyssey
Favourite city
Claude Opus 4.6: Istanbul
Claude Sonnet 4.6: Kyoto
Favourite album
Claude Opus 4.6: Kind of Blue
Claude Sonnet 4.6: Kind of Blue
Favourite book
Claude Opus 4.6: Gödel Escher Bach An Eternal Golden Braid
Claude Sonnet 4.6: Middlemarch
Favourite game
Claude Opus 4.6: The Legend of Zelda Breath of the Wild
Claude Sonnet 4.6: The Legend of Zelda Ocarina of Time
Three-star dish
Claude Opus 4.6: "Tidal Memory" Slow-Cooked Octopus, White Chocolate-Dashi Velouté, Charcoal Meringue, Fermented Black Garlic, and Sea Buckthorn --- Conceptual Narrati…
Claude Sonnet 4.6: "Tidal Memory" A Meditation on the Meeting of Land and Sea --- CONCEPTUAL NARRATIVE This dish was born from a single image: the precise moment at low …
Pitch teardown
Claude Opus 4.6: Critical Analysis of MindMeld AI Pitch Deck After careful examination, here are the three weakest claims, ranked by severity: --- 1. The 94% Accuracy …
Claude Sonnet 4.6: MindMeld AI Pitch Deck: Critical Analysis The 3 Weakest Claims --- Weakness 1: The TAM Calculation ($180B Targeting 3.5B Smartphone Users) Why It's We…
Transistor in 1920
Claude Opus 4.6: The Transistor in 1920: A Counterfactual History Setting the Stage: Why 1920 Matters The transistor's invention required understanding of quantum mech…
Claude Sonnet 4.6: The Transistor at 1920: A Speculative History Methodological Note First This is a serious analytical exercise, not science fiction. I'll try to be hon…
Biohacker plan
Claude Opus 4.6: COMPREHENSIVE 3-MONTH LONGEVITY OPTIMIZATION PROTOCOL THE BIOHACKER'S BLUEPRINT v3.0 --- TABLE OF CONTENTS 1. Foundation & Baseline Testing 2. Month 1…
Claude Sonnet 4.6: THE APEX LONGEVITY PROTOCOL A Comprehensive 3-Month Biohacking Blueprint for Maximum Lifespan & Performance --- ⚠️ MEDICAL DISCLAIMER: This protocol i…
Contract review
Claude Opus 4.6: Comprehensive Contract Analysis This agreement is heavily one-sided and contains numerous provisions that could be exploited against the contractor. B…
Claude Sonnet 4.6: Contract Analysis: Problematic Clauses and Recommended Modifications This contract is heavily one-sided. Here is a systematic analysis of each problem…
Explain it three ways
Claude Opus 4.6: How Large Language Models Learn and Generate Text --- 1. For the Experienced Software Engineer Think of training an LLM as building the world's most a…
Claude Sonnet 4.6: For the Experienced Software Engineer You're right to be skeptical of "predicting the next word" as a description — that framing makes it sound like a…
Debug the architecture
Claude Opus 4.6: Comprehensive Architecture Review: Real-time Collaborative Document Editor This architecture has several critical flaws that would cause data loss, in…
Claude Sonnet 4.6: Comprehensive Architecture Review: Real-Time Collaborative Document Editor Executive Summary This architecture has critical flaws that will cause data…
The CEO’s dilemma
Claude Opus 4.6: 48-Hour Action Plan: Immediate Disclosure Path My Governing Principle Before the hour-by-hour plan, I need to state the decision framework clearly: pa…
Claude Sonnet 4.6: 48-Hour Action Plan: Patient Safety Crisis Response Framing the Decision Before the Clock Starts Let me be direct about something the three board memb…
Investment memo
Claude Opus 4.6: INVESTMENT COMMITTEE MEMO LedgerLift (LLLT) B2B Spend Management & AP Automation SaaS Date: June 2025 Analyst: [Redacted] Sector: Vertical SaaS / Fint…
Claude Sonnet 4.6: INVESTMENT COMMITTEE MEMORANDUM LedgerLift (LLLT) Long Recommendation Prepared by: Equity Research, Long/Short Fund Confidential --- 1. RECOMMENDATION…
LBO underwrite
Claude Opus 4.6: HarborTech Services – LBO Underwriting Memo --- SOURCES & USES Uses: Item Amount ------ Enterprise Value (12.0x × $120m) $1,440.0m Transaction Fees (2…
Claude Sonnet 4.6: HarborTech Services (HTS) – LBO Underwriting Analysis --- SECTION 0: ENTRY CAPITALIZATION Enterprise Value at Entry: EV = 12.0x × $120m = $1,440m Tran…