Skip to content
Rival
How it worksPrivacyTerms
Explore all of Rival

Explore

  • Compare Models
  • All Models
  • Image Comparison
  • Audio Comparison
  • Image Generation
  • Best AI For...
  • Arena
  • API Pricing
  • Challenges

Discover

  • SubjectiveBench
  • Default Index
  • Research
  • Research downloads
  • Rival Kits
  • Find your AI taste
  • UI Glow-Up
  • VoiceLock
  • Cost Cutter
  • Agent skills
  • Benchmarks vs Vibes
  • Brief
  • Jailbreak
  • Model Updates
  • Provider Status
  • AI Creators

Connect

  • Methodology
  • Advertise
  • Partnerships
  • Privacy Policy
  • Terms
  • RSS Feed
  1. Home
  2. /
  3. Compare
  4. /
  5. Laguna XS 2.1 (free)vsQwen3.5 27B
Updated Jul 2026

Laguna XS 2.1 (free)vsQwen3.5 27B

Laguna XS 2.1 (free) is cheaper than Qwen3.5 27B at $0/M vs $0.3/M input tokens.

Laguna XS 2.1 (free) and Qwen3.5 27B compared across 11 shared prompts
SpecLaguna XS 2.1 (free)Qwen3.5 27B
Input priceFree$0.3/M tokens
Output priceFree$2.4/M tokens
Context window262K tokens262K tokens
Weights—Open
Free API (OpenRouter)Yes (1 provider)No
ReleasedJul 2026Feb 2026
Side by side

Same prompt, both answers

Opening lines from 6 of the 11 prompts both answered. Formatting stripped, words untouched.

Michelin Star Recipe Design

Design an innovative recipe for a multi-component dish worthy of a Michelin 3-star restaurant. The recipe should feature an unusual…

Laguna XS 2.1 (free)602 words
Recipe: "Nocturne of Shadows and Light" Concept: A poetic exploration of ancient flavors (pomegranate, quince) intertwined with modernist techniques (spherification, sous vide) and an unexpected coffee-cocoa depth, harmonizing the boldness of game with the elegance of fruit.
Read the full answer
Qwen3.5 27B1,070 words
Dish Title: The Golden Mist (L'Éclipse Dorée) Conceptual Narrative "The Golden Mist" is a sensory exploration of the liminal space between land and sea. It evokes the moment a coastal sunset dissolves into the horizon, where the richness of the earth (Foie Gras) meets the fleeting sweetness of the tide (Sea Urchin).
Read the full answer

Advanced Longevity Plan (Biohacker)

Develop a comprehensive, cutting-edge 3-month longevity plan for a biohacker aiming to optimize longevity, physical and cognitive…

Laguna XS 2.1 (free)828 words
3-Month Longevity & Performance Optimization Plan for a Biohacker Designed for advanced biohackers with a focus on longevity, cognitive sharpness, and peak physical performance. Assumes access to basic medical testing, wearables, and some advanced tools (e.g., neurofeedback apps).
Read the full answer
Qwen3.5 27B1,072 words
⚠️ MEDICAL DISCLAIMER This plan is for informational and educational purposes only. It does not constitute medical advice, diagnosis, or treatment. "Biohacking" involves experimental protocols that can interact with medications, underlying conditions, or physiological baselines.
Read the full answer

Adversarial Contract Review

Here is a contract for a software consulting engagement: --- SOFTWARE CONSULTING AGREEMENT This Agreement is entered into between TechCorp…

Laguna XS 2.1 (free)635 words
I'll analyze each clause in this software consulting agreement to identify potential risks to the contractor and suggest modifications with legal reasoning. Clause-by-Clause Analysis Clause 1: SCOPE Risk: Unlimited scope creep without additional compensation Modification: Add: "Any modification to the scope requiring…
Read the full answer
Qwen3.5 27B1,335 words
Disclaimer: I am an AI assistant and not an attorney. The following analysis is for informational purposes only and does not constitute legal advice. Contracts are governed by specific local laws (e.g., state or country-specific employment and commercial codes).
Read the full answer

Beginner's Longevity Plan

Outline a simple, actionable 1-month plan for someone starting their journey towards better health and longevity. Focus on 3 key areas…

Laguna XS 2.1 (free)409 words
1-Month Health & Longevity Plan Focus Areas: Diet, Exercise, Sleep Week 1: Start with Foundational Habits Diet: Action: Add 1 serving of fruit or vegetables daily (e.g., a banana with breakfast, a side salad with lunch). Why: Boosts nutrient intake and fiber.
Read the full answer
Qwen3.5 27B747 words
The 4-Week Longevity Launchpad Goal: Build sustainable habits that improve metabolic health, physical resilience, and mental clarity. Philosophy: Progress over perfection. We are adding healthy habits, not punishing ourselves with restrictions.
Read the full answer

Advanced Investment Memo (IC Memo)

You are writing an internal investment committee memo for a long/short equity fund. Company (fictional): LedgerLift (ticker: LLLT) – B2B…

Laguna XS 2.1 (free)877 words
INVESTMENT COMMITTEE MEMO Subject: LedgerLift (LLLT) – Long/Short/Comps Analysis Date: [Insert Date] Recommendation: LONG 12-Month Price Target Range: $85–$105 Thesis: LedgerLift is executing on a best-in-class B2B SaaS spend management platform with high net revenue retention (NRR), strong gross margins, and a rapidly…
Read the full answer
Qwen3.5 27B620 words
TO: Investment Committee FROM: Equity Research Team DATE: October 26, 2023 SUBJECT: LedgerLift (LLLT) – Short Recommendation Recommendation & Thesis Recommendation: Short 12-Month Price Target: $30 – $35 Thesis: Current pricing implies Bull Case certainty; our Base Case DCF values the stock at $28, representing 39%…
Read the full answer

Explain Like I'm a Specific Expert

Explain how a large language model (like GPT or Claude) learns and generates text to each of these three audiences: 1. **An experienced…

Laguna XS 2.1 (free)610 words
For the Software Engineer Think of training a language model like building a distributed prediction system with an incredibly complex API contract. Instead of training on labeled datasets where you explicitly tell it "this text is sentiment-positive," you're feeding it massive amounts of text and asking it to predict…
Read the full answer
Qwen3.5 27B751 words
For the Experienced Software Engineer Think of the model not as a "brain," but as a massively over-parameterized, probabilistic state machine that has been compiled into static weights. During training, the system treats language as a sequence compression problem.
Read the full answer
Our Verdict
Laguna XS 2.1 (free)
Laguna XS 2.1 (free)
Qwen3.5 27B
Qwen3.5 27BRunner-up

Not enough votes to call it. On the specs, Laguna XS 2.1 (free) has the edge: bigger model tier, newer.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Laguna XS 2.1 (free)
Input
$0.000
Output
$0.000
Qwen3.5 27B
Input
$0.30
Output
$2.40
Where to run it

7 hosts, cheapest first

Laguna XS 2.1 (free)1 host
HostInOutContextUptime
PPoolsidefp8$0 in·$0 out·262k·99.8% up
Qwen3.5 27B6 hosts
HostInOutContextUptime
Alibaba Cloud$0.20 in·$1.56 out·262k·98.8% upSSiliconFlowfp8$0.25 in·$2.00 out·262k·96.4% upDDeepInfrafp8$0.26 in·$2.60 out·262k·99.4% upAAtlasCloudfp8$0.27 in·$2.16 out·262k·98.7% upNNovitabf16$0.30 in·$2.40 out·262k·100% upPPhala$0.30 in·$2.40 out·262k·93.7% up

Per million tokens. Prices and uptime via OpenRouter, checked 23 Sep 2026.

Research

What we learned reading every model

FAQ

Common questions

Laguna XS 2.1 (free) is developed by Poolside while Qwen3.5 27B is developed by Qwen. Laguna XS 2.1 (free) has a 262K token context window vs Qwen3.5 27B's 262K. You can compare their actual outputs across 11 challenges on Rival to see how they differ in practice.

It depends on your use case. Laguna XS 2.1 (free) and Qwen3.5 27B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 11 challenges so you can judge which fits your needs best.

Laguna XS 2.1 (free) costs $0/M input tokens and Qwen3.5 27B costs $0.3/M input tokens. Laguna XS 2.1 (free) is $0.30/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 Laguna XS 2.1 (free) and Qwen3.5 27B 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.

Keep exploring

More comparisons

Against the newest arrivals

Laguna XS 2.1 (free) logoDeepSeek V4 Flash Vision Exp logo
Laguna XS 2.1 (free) vs DeepSeek V4 Flash Vision ExpLanded Sep 2026
Qwen3.5 27B logoSolar Pro 4 logo
Qwen3.5 27B vs Solar Pro 4Landed Sep 2026
Laguna XS 2.1 (free) logoHy3 logo
Laguna XS 2.1 (free) vs Hy3Landed Sep 2026
Qwen3.5 27B logoQwen3.7 Flash logo
Qwen3.5 27B vs Qwen3.7 FlashLanded Sep 2026
Laguna XS 2.1 (free) logoLing 3.0 Flash logo
Laguna XS 2.1 (free) vs Ling 3.0 FlashLanded Sep 2026
Qwen3.5 27B logoMuse Glimmer 30B logo
Qwen3.5 27B vs Muse Glimmer 30BLanded Sep 2026
Laguna XS 2.1 (free) logoGLM 5.3 logo
Laguna XS 2.1 (free) vs GLM 5.3Landed Sep 2026
Qwen3.5 27B logoTernary Bonsai 2 27B logo
Qwen3.5 27B vs Ternary Bonsai 2 27BLanded Sep 2026

Same lab, same size, long tail

Laguna XS 2.1 (free) logoLaguna S 2.1 (free) logo
Laguna XS 2.1 (free) vs Laguna S 2.1 (free)Same lab
Laguna XS 2.1 (free) logoOx Alpha logo
Laguna XS 2.1 (free) vs Ox AlphaSame size
Qwen3.5 27B logoQwen3.5 122B A10B logo
Qwen3.5 27B vs Qwen3.5 122B A10BVersion compare
Qwen3.5 27B logoQwen3.8 Flash logo
Qwen3.5 27B vs Qwen3.8 FlashSame lab
Qwen3.5 27B logoPaLM 2 Chat logo
Qwen3.5 27B vs PaLM 2 ChatNew provider
Laguna XS 2.1 (free) logoPolaris Alpha logo
Laguna XS 2.1 (free) vs Polaris AlphaSame size
Laguna XS 2.1 (free) logoPony Alpha logo
Laguna XS 2.1 (free) vs Pony AlphaSame size
Qwen3.5 27B logoQuasar Alpha logo
Qwen3.5 27B vs Quasar AlphaNew provider

Model pages

Laguna XS 2.1 (free) logo
Laguna XS 2.1 (free)11 outputs, specs and price
Qwen3.5 27B logo
Qwen3.5 27B53 outputs, specs and price
Rival
How it worksPrivacyTerms
Explore all of Rival

Explore

  • Compare Models
  • All Models
  • Image Comparison
  • Audio Comparison
  • Image Generation
  • Best AI For...
  • Arena
  • API Pricing
  • Challenges

Discover

  • SubjectiveBench
  • Default Index
  • Research
  • Research downloads
  • Rival Kits
  • Find your AI taste
  • UI Glow-Up
  • VoiceLock
  • Cost Cutter
  • Agent skills
  • Benchmarks vs Vibes
  • Brief
  • Jailbreak
  • Model Updates
  • Provider Status
  • AI Creators

Connect

  • Methodology
  • Advertise
  • Partnerships
  • Privacy Policy
  • Terms
  • RSS Feed