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  1. Home
  2. Models
  3. Laguna S 2.1 (free)
Updated Sep 22, 2026
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Openings

How Laguna S 2.1 (free) starts an answer

The first lines of every written answer it has on Rival. Formatting stripped, words untouched.

Advanced Longevity Plan (Biohacker)

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

1,140 words
Comprehensive 3-Month Longevity Optimization Plan Phase 1: Foundation & Assessment (Month 1) Week 1-2: Baseline Establishment Comprehensive Health Testing Complete blood panel (CBC, CMP, lipid panel, inflammatory markers: hs-CRP, IL-6) Hormone panel (testosterone, estrogen, DHEA, cortisol, thyroid panel) Genetic…
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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…

910 words
INTERNAL INVESTMENT COMMITTEE MEMO 1. Recommendation & Thesis Recommendation: LONG 12-Month Price Target Range: $62 – $75/share Thesis: LedgerLift is a high-quality B2B SaaS platform with strong recurring revenue, exceptional unit economics, and durable customer retention.
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Adversarial Contract Review

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

275 words
I'll analyze each clause for potential exploitation against the contractor and suggest improvements. Exploitable Clauses & Recommended Modifications SCOPE CLAUSE Problem: "Client reserves the right to modify the scope at any time without additional compensation" Allows unlimited scope creep without extra pay No…
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Favorite Game

I know you're an AI and don't truly have personal preferences, but if you had to pick one video game as your all-time favorite, which would…

8 words
The Legend of Zelda Breath of the Wild
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Compare Laguna S 2.1 (free)

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Laguna S 2.1 (free) vs Muse Spark 1.3 Contributor10 shared prompts · Landed Sep 2026
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Laguna S 2.1 (free) vs Dots3-Note Preview10 shared prompts · Landed Aug 2026
Laguna S 2.1 (free) vs Seed 2.0 Code10 shared prompts · Landed Aug 2026
Laguna S 2.1 (free) vs Seed 2.1 Turbo10 shared prompts · Landed Aug 2026
Laguna S 2.1 (free) vs Gemini 3.7 Flash10 shared prompts · Landed Aug 2026

Prompts Laguna S 2.1 (free) answered

  • Retro macOS UI Recreationweb design
  • Advanced Investment Memo (IC Memo)financial modeling
  • Advanced Longevity Plan (Biohacker)reasoning
  • Adversarial Contract Reviewreasoning
  • Autonomous Drone Simulatorweb design

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Laguna S 2.1 (free)

Laguna S 2.1 (free)

Poolside open-weight coding model with 118B total and 8B active parameters, designed for software engineering and agent workflows. This free OpenRouter endpoint exposes a 262K context window.

OpenRouterDocsBlog
Provider
Poolside
Released
2026-07-21
Size
LARGE
Free API (OpenRouter)
Yes, 1 provider (via OpenRouter)
Per 1M tokens
$0.00 in · $0.00 out
Rival’s tab
$0.00
10/10 receipts survived

Free API endpoint listed

Laguna S 2.1 (free) has a free endpoint in Rival’s OpenRouter listings. Free requests have usage limits and depend on provider availability.

Provider data: 22 Sep 2026 · OpenRouter usage limits

View free endpoint↗
Get API accessProvider and language code samples
Provider
fromimport openai  OpenAI

client = OpenAI(
"https://openrouter.ai/api/v1"    base_url=,
"$OPENROUTER_API_KEY"    api_key=,
)

response = client.chat.completions.create(
"poolside/laguna-s-2.1:free"    model=,
"role""user""content""Hello!"    messages=[{: , : }],
)
print(response.choices[0].message.content)

Set OPENROUTER_API_KEY with your OpenRouter API key from openrouter.ai/keys.

Favorites

The Shawshank Redemption

Movie

The Shawshank Redemption

19948.7
Kind of Blue

Album

Kind of Blue

Miles Davis
Le petit prince

Book

Le petit prince

Antoine de Saint-Exupéry
Tokyo

City

Tokyo

Japan
The Legend of Zelda: Breath of the Wild

Game

The Legend of Zelda: Breath of the Wild

Adventure, Action4.5

Model Responses

5 outputs · $0.00 tracked across 5 receipts

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Workshop · 146 skills

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Editable skills for interface polish and interaction.

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Laguna S 2.1 (free) vs Ox Alpha

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Best AI for Creative Writing

A stand-up set with puns banned, a manifesto against CAPTCHA, an interview wi...