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
  • 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 S 2.1 (free)vso3 Mini
Updated Jul 2026

Laguna S 2.1 (free)vso3 Mini

Laguna S 2.1 (free) is cheaper than o3 Mini at $0/M vs $1.1/M input tokens.

Laguna S 2.1 (free) and o3 Mini compared across 10 shared prompts
SpecLaguna S 2.1 (free)o3 Mini
Input priceFree$1.1/M tokens
Output priceFree$4.4/M tokens
Context window262K tokens64K tokens
Weights—Closed
Free API (OpenRouter)Yes (1 provider)No
ReleasedJul 2026Dec 2024
Our Verdict
Laguna S 2.1 (free)
Laguna S 2.1 (free)
o3 Mini
o3 MiniRunner-up

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

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Laguna S 2.1 (free)
Input
$0.000
Output
$0.000
o3 Mini
Input
$1.10
Output
$4.40
Where to run it

2 hosts

Laguna S 2.1 (free)1 host
HostInOutContextUptime
PPoolsidefp4$0 in·$0 out·262k·99.9% up
o3 Mini1 host
HostInOutContextUptime
OpenAI$1.10 in·$4.40 out·200k·100% up

Per million tokens. Prices and uptime via OpenRouter, checked 22 Sep 2026.

Research

What we learned reading every model

FAQ

Common questions

Laguna S 2.1 (free) is developed by Poolside while o3 Mini is developed by OpenAI. Laguna S 2.1 (free) has a 262K token context window vs o3 Mini's 64K. You can compare their actual outputs across 10 challenges on Rival to see how they differ in practice.

It depends on your use case. Laguna S 2.1 (free) and o3 Mini each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 10 challenges so you can judge which fits your needs best.

Laguna S 2.1 (free) costs $0/M input tokens and o3 Mini costs $1.1/M input tokens. Laguna S 2.1 (free) is $1.10/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 S 2.1 (free) and o3 Mini 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 S 2.1 (free) logoDeepSeek V4 Flash Vision Exp logo
Laguna S 2.1 (free) vs DeepSeek V4 Flash Vision ExpLanded Sep 2026
o3 Mini logoSolar Pro 4 logo
o3 Mini vs Solar Pro 4Landed Sep 2026
Laguna S 2.1 (free) logoHy3 logo
Laguna S 2.1 (free) vs Hy3Landed Sep 2026
o3 Mini logoQwen3.7 Flash logo
o3 Mini vs Qwen3.7 FlashLanded Sep 2026
Laguna S 2.1 (free) logoLing 3.0 Flash logo
Laguna S 2.1 (free) vs Ling 3.0 FlashLanded Sep 2026
o3 Mini logoMuse Glimmer 30B logo
o3 Mini vs Muse Glimmer 30BLanded Sep 2026
Laguna S 2.1 (free) logoGLM 5.3 logo
Laguna S 2.1 (free) vs GLM 5.3Landed Sep 2026
o3 Mini logoTernary Bonsai 2 27B logo
o3 Mini vs Ternary Bonsai 2 27BLanded Sep 2026

Same lab, same size, long tail

Laguna S 2.1 (free) logoLaguna XS 2.1 (free) logo
Laguna S 2.1 (free) vs Laguna XS 2.1 (free)Same lab
Laguna S 2.1 (free) logoOx Alpha logo
Laguna S 2.1 (free) vs Ox AlphaSame size
o3 Mini logoGPT-6 Astra Pro logo
o3 Mini vs GPT-6 Astra ProSame lab
o3 Mini logoGPT-6 Astra logo
o3 Mini vs GPT-6 AstraSame lab
Laguna S 2.1 (free) logoMistral Devstral Medium logo
Laguna S 2.1 (free) vs Mistral Devstral MediumNew provider
Laguna S 2.1 (free) logoMistral Devstral Small 1.1 logo
Laguna S 2.1 (free) vs Mistral Devstral Small 1.1New provider
Laguna S 2.1 (free) logoDots3-Note Preview logo
Laguna S 2.1 (free) vs Dots3-Note PreviewSame size
o3 Mini logoElephant Alpha logo
o3 Mini vs Elephant AlphaNew provider

Model pages

Laguna S 2.1 (free) logo
Laguna S 2.1 (free)10 outputs, specs and price
o3 Mini logo
o3 Mini59 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
  • 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