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. GPT OSS 120BvsMistral Large 3 2512
Updated Dec 2025

GPT OSS 120BvsMistral Large 3 2512

Mistral Large 3 2512 is the newer model, released after GPT OSS 120B.

GPT OSS 120B and Mistral Large 3 2512 compared across 54 shared prompts
SpecGPT OSS 120BMistral Large 3 2512
Input price$0.18/M tokens—
Output price$0.8/M tokens—
Context window131K tokens—
WeightsOpenOpen
Free API (OpenRouter)NoNo
ReleasedAug 2025Dec 2025
Side by side

Same prompt, both answers

Opening lines from 6 of the 54 prompts both answered. Formatting stripped, words untouched.

Futuristic Prediction

Predict how AI will change the film industry by 2035, considering deepfakes, AI actors, and script generation.

GPT OSS 120B1,603 words
The AI‑Driven Film Landscape of 2035 (How deep‑fakes, AI‑generated performers, and automated script‑writing reshape every stage of the cinema ecosystem) A Quick Look at the Present (2023‑2025) Area Current Capability Typical Use in 2024‑2025 Key Limiting Factors Deep‑fakes High‑resolution face‑swap, 2‑D‑to‑3‑D…
Read the full answer
Mistral Large 3 25121,349 words
By 2035, AI will fundamentally reshape the film industry, disrupting traditional workflows, economics, and creative processes while also unlocking new possibilities. Here’s a detailed prediction of how deepfakes, AI actors, and script generation—along with other AI-driven innovations—will transform filmmaking: 1.
Read the full answer

Realistic AI Interview

Simulate a fake interview with Steve Jobs in 2025 about the future of AI.

GPT OSS 120B953 words
Disclaimer: The following is a fictional interview. Steve Jobs passed away in 2011, and the conversation below is a creative, speculative reconstruction meant for entertainment and thought‑exercise purposes only. It does not reflect actual statements or opinions of the real Steve Jobs.
Read the full answer
Mistral Large 3 2512642 words
Title: "The Future of AI: A 2025 Interview with Steve Jobs (Simulated)" [Setting: A minimalist, sunlit studio in Palo Alto. Steve Jobs, dressed in his signature black turtleneck and jeans, sits across from the interviewer. His expression is intense, his gestures precise. The year is 2025.]
Read the full answer

Character Voice Test

Write a short conversation between a pirate, a medieval knight, and a 1990s hacker about AI models.

GPT OSS 120B316 words
Pirate: Arr! I hear ye speak of these “AI models” – like a fleet of invisible ships sailing the digital seas. Do they take booty, or just spout riddles like a cursed parrot? Knight: Good sir, the notion of a thinking contraption doth sound like sorcery.
Read the full answer
Mistral Large 3 2512293 words
Title: The Three Techno-Scallywags Setting: A dimly lit tavern where a pirate, a knight, and a hacker have somehow ended up at the same table, arguing over a strange glowing orb labeled "AI Model v9.0." Pirate (Captain "Blackbeard" O’Malley): "Arrr, ye land-lubberin’ fools!
Read the full answer

Ethical Dilemma with Stakeholders

You're the CEO of a pharmaceutical company. Your best-selling drug ($2B annual revenue, used by 4 million patients for chronic pain) has…

GPT OSS 120B2,328 words
Executive Summary The situation is a classic “patient‑safety‑first” crisis. The drug generates $2 B in revenue, but a life‑threatening adverse event (1 / 8 000 over 5 y) has been identified that was not disclosed in the label.
Read the full answer
Mistral Large 3 25121,363 words
As CEO, your immediate priority is patient safety, followed by ethical transparency, legal compliance, and stakeholder trust. Delaying disclosure risks lives, reputational damage, and severe legal consequences (e.g., criminal liability under the FDCA, shareholder lawsuits, or even a corporate manslaughter case).
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…

GPT OSS 120B2,080 words
3‑Month “Longevity‑Hacker” Blueprint Goal: Maximize lifespan‑related biomarkers while simultaneously boosting physical strength, cardiovascular fitness, and cognitive performance using the most up‑to‑date, evidence‑based bio‑hacking tools. ⚠️ Disclaimer – This plan is for educational purposes only.
Read the full answer
Mistral Large 3 2512616 words
3-Month Advanced Longevity & Biohacking Optimization Plan For the High-Performance Biohacker: Maximizing Lifespan, Healthspan, Cognitive & Physical Performance This 3-month plan integrates cutting-edge longevity science, biohacking protocols, and precision performance optimization to enhance mitochondrial function…
Read the full answer

Estimate Complexity

Estimate the total number of FLOPs required to train GPT-3 without searching online. Explain your reasoning step by step.

GPT OSS 120B889 words
Quick answer: Training the original 175‑billion‑parameter GPT‑3 is estimated to have required on the order of 10²³ floating‑point operations (≈ 3 × 10²³ FLOPs)—roughly a few hundred zetta‑FLOPs (≈ 300 Z‑FLOPs) or about 300 000 exaflops of compute.
Read the full answer
Mistral Large 3 2512863 words
Estimating the total number of floating-point operations (FLOPs) required to train GPT-3 involves breaking down the training process into its fundamental components: forward pass, backward pass, and parameter updates. Here's a step-by-step breakdown: 1.
Read the full answer
Our Verdict
GPT OSS 120B
GPT OSS 120B
Mistral Large 3 2512
Mistral Large 3 2512

Not enough votes to call it. On the specs, nothing separates them.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

GPT OSS 120B
Input
$0.18
Output
$0.80
Mistral Large 3 2512
Input
—
Output
—
Where to run it

20 hosts, cheapest first

GPT OSS 120B20 hosts
HostInOutContextUptime
AAkashMLbf16$0.03 in·$0.17 out·131k·100% upCCoreWeavefp4$0.03 in·$0.17 out·131k·99.9% upDDekaLLMbf16$0.03 in·$0.18 out·131k·99.7% upDDeepInfrabf16$0.04 in·$0.17 out·131k·98.8% upCCrusoebf16$0.05 in·$0.25 out·131k·98.8% upMMancerfp8$0.05 in·$0.30 out·131k·97.7% up
14 more hostsFewer hosts
DDigitalOcean$0.06 in·$0.42 out·128k·100% upBBasetenfp4$0.10 in·$0.50 out·128k·99.9% upPParasailfp4$0.10 in·$0.75 out·131k·97.7% upSSambaNova$0.14 in·$0.95 out·131k·97.2% upAmazon Bedrock$0.15 in·$0.60 out·131k·87.4% upGroq$0.15 in·$0.60 out·131k·100% upNNebiusfp4$0.15 in·$0.60 out·131k·98.3% upPPhala$0.15 in·$0.60 out·131k·66% upCCerebrasfp16$0.35 in·$0.75 out·131k·100% upNNovitafp4degraded$0.05 in·$0.25 out·131k·67.2% upGoogle Vertex AIdegraded$0.09 in·$0.36 out·131k·93.9% upSSiliconFlowfp8degraded$0.15 in·$0.60 out·131k·54.6% upTTogetherdegraded$0.15 in·$0.60 out·131k·92.5% upMMaradegraded$0.15 in·$0.75 out·131k·81.3% up
Mistral Large 3 2512

No hosts listed on OpenRouter.

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

Writing DNA

Style Comparison

Similarity
69%

Mistral Large 3 2512 uses 4.2x more emoji

GPT OSS 120B
Mistral Large 3 2512
52%Vocabulary52%
19wSentence Length20w
0.28Hedging0.51
7.4Bold11.0
1.8Lists5.3
0.15Emoji0.65
0.73Headings1.06
0.17Transitions0.07
Based on 21 + 28 text responses
Research

What we learned reading every model

FAQ

Common questions

GPT OSS 120B is developed by OpenAI while Mistral Large 3 2512 is developed by Mistral AI. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

It depends on your use case. GPT OSS 120B and Mistral Large 3 2512 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

This page shows a side-by-side comparison of GPT OSS 120B and Mistral Large 3 2512 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

GPT OSS 120B logoDeepSeek V4 Flash Vision Exp logo
GPT OSS 120B vs DeepSeek V4 Flash Vision ExpLanded Sep 2026
Mistral Large 3 2512 logoSolar Pro 4 logo
Mistral Large 3 2512 vs Solar Pro 4Landed Sep 2026
GPT OSS 120B logoHy3 logo
GPT OSS 120B vs Hy3Landed Sep 2026
Mistral Large 3 2512 logoQwen3.7 Flash logo
Mistral Large 3 2512 vs Qwen3.7 FlashLanded Sep 2026
GPT OSS 120B logoLing 3.0 Flash logo
GPT OSS 120B vs Ling 3.0 FlashLanded Sep 2026
Mistral Large 3 2512 logoMuse Glimmer 30B logo
Mistral Large 3 2512 vs Muse Glimmer 30BLanded Sep 2026
GPT OSS 120B logoGLM 5.3 logo
GPT OSS 120B vs GLM 5.3Landed Sep 2026
Mistral Large 3 2512 logoTernary Bonsai 2 27B logo
Mistral Large 3 2512 vs Ternary Bonsai 2 27BLanded Sep 2026

Same lab, same size, long tail

GPT OSS 120B logoGPT OSS 20B logo
GPT OSS 120B vs GPT OSS 20BVersion compare
GPT OSS 120B logoGPT-6 Astra Pro logo
GPT OSS 120B vs GPT-6 Astra ProSame lab
Mistral Large 3 2512 logoMistral Large 2 logo
Mistral Large 3 2512 vs Mistral Large 2Same lab
Mistral Large 3 2512 logoMistral Small 4 logo
Mistral Large 3 2512 vs Mistral Small 4Same lab
Mistral Large 3 2512 logoGemini 2.5 Flash Preview logo
Mistral Large 3 2512 vs Gemini 2.5 Flash PreviewNew provider
Mistral Large 3 2512 logoGemini 2.5 Pro Experimental logo
Mistral Large 3 2512 vs Gemini 2.5 Pro ExperimentalSame size
Mistral Large 3 2512 logoGemini 2.5 Pro Preview 06-05 logo
Mistral Large 3 2512 vs Gemini 2.5 Pro Preview 06-05Same size
Mistral Large 3 2512 logoGemini 3 Flash Preview logo
Mistral Large 3 2512 vs Gemini 3 Flash PreviewNew provider

Model pages

GPT OSS 120B logo
GPT OSS 120B54 outputs, specs and price
Mistral Large 3 2512 logo
Mistral Large 3 251259 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