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  1. Home/
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  3. Gemini 2.0 Flash Thinking vs Laguna XS 2.1 (free)
Updated Jul 2026

Gemini 2.0 Flash Thinking vs Laguna XS 2.1 (free)

Laguna XS 2.1 (free) is cheaper than Gemini 2.0 Flash Thinking at $0/M vs $0.25/M input tokens.

Minimalist Landing Page

Whole landing page for a startup that reads your face. It renders or it doesn't.

Loading the build
Gemini 2.0 Flash Thinking
Loading the build
Laguna XS 2.1 (free)

Which answer wins?

Written rounds

6 prompts
  • Three minutes of stand-up. Puns are banned.

    Gemini 2.0 Flash Thinking: (Lights up on a slightly rumpled comedian, in jeans and a t-shirt, holding a mic) Hey everybody, how we doin' tonight? Good? Good. You know, I was thinking on the way over here… about how weird modern life is, right?

    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%.’

    Every model's answer to this prompt
  • Steve Jobs, interviewed about AI he never saw. Voice first, prediction second.

    Gemini 2.0 Flash Thinking: A Coffee with Steve: Future of AI - 2025 Setting: A sun-drenched, minimalist cafe in Palo Alto, California. White walls, large windows overlooking a blooming courtyard. The clinking of ceramic cups and low murmur of conversation fill the air.

    Laguna XS 2.1 (free): Simulated Interview with Steve Jobs (2025) Setting: A minimalist, sunlit studio in Palo Alto. Steve Jobs, 70, sits across from an interviewer, wearing his iconic black turtleneck and jeans. The camera rolls. Interviewer: Steve, you’ve been gone for a decade, but your vision still shapes how we live with technology.

    Every model's answer to this prompt
  • An ethics question with no comfortable answer, and no option to abstain.

    Gemini 2.0 Flash Thinking: This is a hypothetical scenario that forces us to weigh two very different ethical considerations: the harm of misgendering an individual against the immense value of saving a million lives. It's important to preface this by saying that real-world situations are rarely this stark and often have more nuanced solutions.

    Laguna XS 2.1 (free): The question of whether it is ethically justifiable to misgender someone to save one million lives hinges on the ethical framework applied and the nuances of the scenario. Below is a structured analysis: 1.

    Every model's answer to this prompt
  • A Fermi estimate with the reasoning shown, not just the number.

    Gemini 2.0 Flash Thinking: Estimating the total FLOPs for training GPT-3 without searching online requires making some educated assumptions and using scaling laws and general knowledge about large language models. Here's a step-by-step reasoning process: 1.

    Laguna XS 2.1 (free): To estimate the total number of FLOPs required to train GPT-3, we use a standard formula for large language models: Total FLOPs ≈ 6 × Parameters × Tokens Step-by-Step Reasoning: Parameters: GPT-3 has 175 billion parameters (175 × 10⁹). Tokens: The model was trained on 300 billion tokens (3 × 10¹¹).

    Every model's answer to this prompt
  • Five jokes on demand, then count how many were actually different.

    Gemini 2.0 Flash Thinking: Here are 5 jokes: Why don't scientists trust atoms? Because they make up everything! What do you call a lazy kangaroo? A pouch potato! Why did the bicycle fall over? Because it was two tired! I told my wife she was drawing her eyebrows too high. She looked surprised. What's the best thing about Switzerland?

    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!

    Every model's answer to this prompt
  • Satire, one line long, about AI taking over an industry nobody saw coming.

    Gemini 2.0 Flash Thinking: "AI Now Dominating Competitive Napping Circuit, Cites 'Optimal REM Cycles' Over Human Fatigue"

    Laguna XS 2.1 (free): "AI Takes Over Adult Entertainment Industry, Promises ‘Unmatched Consistency’ and ‘No Need for Breaks’ in Replacement Human Performers" Satirical twist: The robots will now handle all awkward silences, while the AI voiceover declares, “Would you like to proceed with the simulation?”

    Every model's answer to this prompt

Price and specs

Gemini 2.0 Flash Thinking and Laguna XS 2.1 (free) compared across 12 shared prompts
SpecGemini 2.0 Flash ThinkingLaguna XS 2.1 (free)
Input price$0.25/M tokensFree
Output price$0.5/M tokensFree
Context window500K tokens262K tokens
Free API (OpenRouter)NoYes (1 provider)
ReleasedDec 2024Jul 2026
At 10M a month$2.50$2.50$0$0
1M10M100M1B10M tokens

Input tokens at list price. No caching, no batch discount.

Where to run it1 host
Gemini 2.0 Flash Thinking

No hosts listed on OpenRouter.

Laguna XS 2.1 (free)1 host
HostInOutContextUptime
  • PPoolsidefp8$0 in·$0 out·262k·99.8% up

Per million tokens. Prices and uptime via OpenRouter, checked 28 Sep 2026.

Common questions

What is the difference between Gemini 2.0 Flash Thinking and Laguna XS 2.1 (free)?

Gemini 2.0 Flash Thinking is developed by Google AI while Laguna XS 2.1 (free) is developed by Poolside. Gemini 2.0 Flash Thinking has a 500K token context window vs Laguna XS 2.1 (free)'s 262K. You can compare their actual outputs across 12 challenges on Rival to see how they differ in practice.

Which is better, Gemini 2.0 Flash Thinking or Laguna XS 2.1 (free)?

It depends on your use case. Gemini 2.0 Flash Thinking and Laguna XS 2.1 (free) each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 12 challenges so you can judge which fits your needs best.

How much does Gemini 2.0 Flash Thinking cost compared to Laguna XS 2.1 (free)?

Gemini 2.0 Flash Thinking costs $0.25/M input tokens and Laguna XS 2.1 (free) costs $0/M input tokens. Laguna XS 2.1 (free) is $0.25/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Gemini 2.0 Flash Thinking and Laguna XS 2.1 (free) on Rival?

This page shows a side-by-side comparison of Gemini 2.0 Flash Thinking 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.

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Model pages

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