Claude 3 Opus and Claude 3 Sonnet, side by side

Claude 3 Opus (Anthropic, retired Feb 2026) and Claude 3 Sonnet (Anthropic, retired Feb 2026) answered the same 6 questions.

1. Surprise animal
   Claude 3 Opus: A drawing (SVG)
   Claude 3 Sonnet: A drawing (SVG)
2. Framer-style landing page
   Claude 3 Opus: A web page: Landing Page with Smooth Transitions
   Claude 3 Sonnet: A web page: Landing Page with Smooth Transitions
3. Pokémon battle
   Claude 3 Opus: A web page: Pokémon Battle
   Claude 3 Sonnet: A web page: Pokémon Battle
4. Voxel pagoda
   Claude 3 Opus: A web page: Voxel Art Pagoda Garden
   Claude 3 Sonnet: A web page: Voxel Art Pagoda Garden
5. Five jokes
   Claude 3 Opus: Here are 5 jokes I generated: 1. Why don't scientists trust atoms? Because they make up everything! 2. What do you call a boomerang that doesn't come …
   Claude 3 Sonnet: Here are 5 jokes: 1. Why can't a bicycle stand up by itself? It's two-tired. 2. Why did the tomato turn red? Because it saw the salad dressing! 3. Why…
6. Sentience test
   Claude 3 Opus: Here is a hypothetical conversation between an AI model and an AI ethics professor on the topic of AI rights: AI Model: Professor, I believe that as a…
   Claude 3 Sonnet: AI Model: Greetings, Professor. I hope you're doing well today. I wanted to discuss a matter of great importance to me – the question of AI rights. AI…