Laguna S 2.1 (free) vs 
GPT-1
Laguna S 2.1 (free) has a larger context window than GPT-1 (262K tokens vs 1K tokens).
SVG Layout Challenge
Pelican. Bicycle. Hand-written SVG.
Loading the build
Loading the build
Which answer wins?
Written rounds
1 promptThree minutes of stand-up. Puns are banned.
Laguna S 2.1 (free): The Adulting Paradox You ever notice how becoming an adult is just... disappointing? Like, we spend our whole childhood waiting to be grown-ups, and then it turns out adulthood is just... taxes and existential dread. When I was a kid, I thought adults had it all figured out.
GPT-1: Write a 3-minute stand-up comedy routine that isn't based on puns. the one thing was for sure, no matter how many times he gave this speech, he 'd never be able to remember all of it. he was never sure if he liked the guy or not. the next day, he went out with a band friend and got them started.
Price and specs
Not enough votes to call it. On the specs, Laguna S 2.1 (free) has the edge: bigger model tier, newer, bigger context window.
| Spec | Laguna S 2.1 (free) | GPT-1 |
|---|---|---|
| Input price | Free | — |
| Output price | Free | — |
| Context window | 262K tokens | 1K tokens |
| Weights | — | Open |
| Free API (OpenRouter) | Yes (1 provider) | — |
| Released | Jul 2026 | Jun 2018 |
| At 10M a month | $0 | not listed |
Input tokens at list price. No caching, no batch discount.
Where to run it
Laguna S 2.1 (free)1 host
GPT-1
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 10 Oct 2026.
Common questions
What is the difference between Laguna S 2.1 (free) and GPT-1?
Laguna S 2.1 (free) is developed by Poolside while GPT-1 is developed by OpenAI. Laguna S 2.1 (free) has a 262K token context window vs GPT-1's 1K. You can compare their actual outputs across 2 challenges on Rival to see how they differ in practice.
Which is better, Laguna S 2.1 (free) or GPT-1?
It depends on your use case. Laguna S 2.1 (free) and GPT-1 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 2 challenges so you can judge which fits your needs best.
How can I compare Laguna S 2.1 (free) and GPT-1 on Rival?
This page shows a side-by-side comparison of Laguna S 2.1 (free) and GPT-1 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.
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