Laguna XS 2.1 (free) is cheaper than Claude 3 Opus at $0/M vs $15/M input tokens.
Sections that transition like Framer. Timing is the whole grade.
Which answer wins?
Three minutes of stand-up. Puns are banned.
Claude 3 Opus: Here's a 3-minute stand-up comedy routine that isn't based on puns: You know what really grinds my gears? Adulthood. I mean, when we were kids, we couldn't wait to grow up. We thought it would be all about staying up late, eating ice cream for breakfast, and doing whatever we wanted. Boy, were we wrong!
Laguna XS 2.1 (free): [Opening] Walks on stage, adjusts mic "So, I’ve been trying to disconnect from technology lately. Which is funny, because my phone is literally trying to disconnect from me. It keeps showing me this little red badge that says, ‘Battery at 5%.’
Five jokes on demand, then count how many were actually different.
Claude 3 Opus: Here are 5 jokes I generated: Why don't scientists trust atoms? Because they make up everything! What do you call a boomerang that doesn't come back? A stick. Why was the math book sad? Because it had too many problems. Did you hear about the mathematician who's afraid of negative numbers?
Laguna XS 2.1 (free): Here are 5 jokes: Pun: Why don’t scientists trust atoms? Because they make up everything! Knock-knock: Knock knock. Who’s there? Lettuce. Lettuce who? Lettuce in, it’s cold out here! One-liner: I told my wife she was drawing her eyebrows too high. She looked surprised. Math joke: Why was 6 afraid of 7? Because 7, 8, 9!
Not enough votes to call it. On the specs, Claude 3 Opus has the edge: bigger model tier, major provider backing.
| Spec | ||
|---|---|---|
| Input price | $15/M tokens | Free |
| Output price | $75/M tokens | Free |
| Context window | 200K tokens | 262K tokens |
| Free API (OpenRouter) | No | Yes (1 provider) |
| Released | Mar 2024 | Jul 2026 |
| At 10M a month | $150 | $0 |
Input tokens at list price. No caching, no batch discount.
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 10 Oct 2026.
Claude 3 Opus is developed by Anthropic while Laguna XS 2.1 (free) is developed by Poolside. Claude 3 Opus has a 200K token context window vs Laguna XS 2.1 (free)'s 262K. You can compare their actual outputs across 7 challenges on Rival to see how they differ in practice.
It depends on your use case. Claude 3 Opus and Laguna XS 2.1 (free) each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 7 challenges so you can judge which fits your needs best.
Claude 3 Opus costs $15/M input tokens and Laguna XS 2.1 (free) costs $0/M input tokens. Laguna XS 2.1 (free) is $15.00/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.
This page shows a side-by-side comparison of Claude 3 Opus and Laguna XS 2.1 (free) 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.