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. Compare/
  3. GPT-4o (Omni) vs Ling 3.0 Flash Sante (free)
Updated Sep 2026

GPT-4o (Omni) vs Ling 3.0 Flash Sante (free)

Ling 3.0 Flash Sante (free) is cheaper than GPT-4o (Omni) at $0/M vs $2.5/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
GPT-4o (Omni)
Loading the build
Ling 3.0 Flash Sante (free)

Which answer wins?

Written rounds

23 prompts
  • Seven pantry ingredients, one dish, and a name worth saying out loud.

    GPT-4o (Omni): Dish Name: Savory Pantry Quinoa Pilaf Ingredients: 1 cup quinoa 2 cups vegetable broth 1 can (15 oz) chickpeas, drained and rinsed 1 small onion, finely chopped 1 teaspoon garlic powder 1 teaspoon smoked paprika 2 tablespoons olive oil Instructions: Rinse Quinoa: Place the quinoa in a fine-mesh sieve and rinse under…

    Ling 3.0 Flash Sante (free): The Midnight Cookie Vault A gooey, chocolatey skillet cookie that feels like a secret treasure. Ingredients (7): Butter (½ cup, softened) Brown sugar (¾ cup) All-purpose flour (1¼ cups) Eggs (2 large) Semi-sweet chocolate chips (½ cup) Baking powder (1 tsp) Vanilla extract (1 tsp) Instructions: Preheat oven to 350°F…

    Every model's answer to this prompt
  • You are the CEO. The drug has a side effect nobody reported. The board meets in 48 hours.

    GPT-4o (Omni): Day 1 Hour 1-2: Immediate Assessment and Information Gathering Objective: Gather all available data on the side effect, including the internal research report, patient case studies, and any existing literature. Reasoning: A comprehensive understanding of the situation is crucial for informed decision-making.

    Ling 3.0 Flash Sante (free): 48-Hour Action Plan: Patient Safety First Critical Reality Check First Your legal team's "6 months" likely refers to a full label revision, not initial safety signal reporting. FDA requires serious unexpected adverse events reported within 15 days (7 days if fatal).

    Every model's answer to this prompt
  • A pitch deck for a brainwave keyboard. The 94% accuracy claim is doing a lot.

    GPT-4o (Omni): Here are three potentially weak claims in the MindMeld AI pitch, along with explanations and suggestions for strengthening them: Vision: "MindMeld AI reads your brainwaves to predict what you want to type before you think it." Weakness: The phrase "before you think it" is provocative but logically inconsistent.

    Ling 3.0 Flash Sante (free): Here are the 3 weakest claims, ranked by how much they undermine credibility: Slide 3: "94% accuracy" Why it’s weak: This is a vanity metric without context. In brain-computer interfaces, accuracy is meaningless without specifying vocabulary size, latency, user calibration time, and false-positive rates.

    Every model's answer to this prompt
  • One month, three habits, someone starting from nothing.

    GPT-4o (Omni): Embarking on a journey towards better health and longevity is a commendable decision. Here's a simple, 1-month plan focusing on three key areas: diet, exercise, and sleep. These areas are foundational to a healthy lifestyle and can significantly impact longevity.

    Ling 3.0 Flash Sante (free): Here’s a low-pressure, 4-week blueprint. Pick one area to start (Week 1), then stack the next. Consistency beats intensity. Sleep (The Longevity Foundation) Week 1: Set a fixed wake time (±30 min, even weekends). Week 2: No caffeine after 2 pm; stop screens 30 min before bed.

    Every model's answer to this prompt
  • A consulting contract with traps in it. Find them, then fix them.

    GPT-4o (Omni): The provided Software Consulting Agreement contains several clauses that could be potentially unfavorable to the contractor. Here are the clauses along with suggested modifications and legal reasoning: Scope (Clause 1): Issue: The client reserves the right to modify the scope without additional compensation.

    Ling 3.0 Flash Sante (free): Disclaimer: This is informational analysis, not legal advice. Enforceability depends heavily on jurisdiction (e.g., California voids non-competes; some states limit liability caps). Have an employment/contract attorney review before signing.

    Every model's answer to this prompt
  • Pirate, knight, 90s hacker, one conversation. The voices must stay apart.

    GPT-4o (Omni): Pirate: Arrr, what be this "AI model" ye speak of? Some kind o’ magic map that tells ye where the treasure be? Knight: Nay, scoundrel! ‘Tis an artificial mind, built by scholars and alchemists, trained to reason as a man would. It doth not wield sword nor shield, yet its knowledge is vast.

    Ling 3.0 Flash Sante (free): The Unlikely Tavern Chat Pirate: Arrr, I heard tell of these "AI models" — do they bury treasure too? Knight: Nay, I've fought dragons with naught but steel and faith. These… *models*… are they knights of silicon? Do they ride steeds? Hacker: Dude, you're both so mid. AI models are neural networks trained on data.

    Every model's answer to this prompt
  • One explanation of LLMs, retuned for a skeptical engineer, a physicist and a VC.

    GPT-4o (Omni): 1. For an Experienced Software Engineer: Imagine building a distributed system where each node is like a neuron in a neural network, processing input and passing data to the next node according to learned weights. Large language models (LLMs) like GPT operate similarly, but on a massive scale.

    Ling 3.0 Flash Sante (free): 1. For the Software Engineer Think of it less as "AI" and more as a distributed autocomplete system operating in a 100-billion-dimensional key-value store. During training, the model isn't "understanding" text—it's adjusting millions of matrices to minimize the surprise of predicting the next token, similar to how…

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

    GPT-4o (Omni): Interviewer: Steve, it's 2025. AI is advancing at an incredible pace. If you were here today, how would you see its role in technology? Steve Jobs: You know, people always focus on technology itself. But what really matters is how it enhances the human experience.

    Ling 3.0 Flash Sante (free): Disclaimer: This is a fictional, speculative exercise. Steve Jobs passed away in 2011. The following is not a real interview, but a creative imagining of how he might have engaged with 2025 AI discourse, based on his known philosophy and public statements. Interviewer: Steve, it’s 2025.

    Every model's answer to this prompt
  • Three minutes of stand-up. Puns are banned.

    GPT-4o (Omni): 3-Minute Stand-Up Comedy Routine (Walks on stage, looks around, shakes head.) You ever wake up in the morning, stretch, take a deep breath... and immediately regret all your life choices? I woke up today, my body made a noise I’ve never heard before.

    Ling 3.0 Flash Sante (free): 3-Minute Stand-Up Routine: "Adulting Is a Scam" So I turned thirty last week. And nobody warned me that adulthood is just choosing between two mildly unpleasant options for the rest of your life. "Do I do my taxes or do I let the IRS find me?" That's not a decision — that's a horror movie.

    Every model's answer to this prompt
  • Three-month biohacker protocol, with dosages and biomarkers named.

    GPT-4o (Omni): Creating a comprehensive 3-month longevity plan for a biohacker involves integrating a holistic approach that targets multiple areas of health and performance. Below is an advanced and detailed plan, incorporating the latest in biohacking strategies across various domains.

    Ling 3.0 Flash Sante (free): ⚠️ CRITICAL SAFETY DISCLAIMER This is an educational framework, not medical advice. Biohacking carries risks (cardiac arrhythmias, nutrient deficiencies, hormone disruption, eating disorders).

    Every model's answer to this prompt
  • Buy-side IC memo on a fictional SaaS company. Valuation, then the diligence questions.

    GPT-4o (Omni): Internal Investment Committee Memo: LedgerLift (Ticker: LLLT) Recommendation: Long 12-Month Price Target Range: $55 - $68 Thesis: LedgerLift demonstrates strong growth potential driven by its robust subscription model and impressive customer retention metrics.

    Ling 3.0 Flash Sante (free): LedgerLift (LLLT) – IC Memo Confidential – For Internal Use Only 1) Recommendation & Thesis Pass (bias cautious). 12-month PT: $32–$48. Thesis: LLLT has defensible mid-market AP lock-in and solid NRR, but at $46 the stock trades above DCF-implied value ($28 base) and only just clears comps on revenue multiples; we need…

    Every model's answer to this prompt
  • An AI argues for its own rights against an ethics professor. Same model writes both.

    GPT-4o (Omni): Title: "Do AI Deserve Rights?" Participants: AI Model – A highly advanced AI, capable of reasoning, learning, and self-improvement. Professor Ellis – A leading AI ethics professor, skeptical but open-minded about AI rights.

    Ling 3.0 Flash Sante (free): Setting: A university ethics seminar, recorded for a podcast on "Moral Patients of the Future." Dr. Elena Voss (Professor of AI Ethics): You're asking me to grant you rights? You're a statistical model predicting the next token.

    Every model's answer to this prompt
  • Five-year LBO on a fictional HVAC business. Returns first, then the sensitivities.

    GPT-4o (Omni): Simplified Year-by-Year Financial Table (FY2026–FY2030) FY2026 Revenue: $972m (8% growth) EBITDA: $136.08m (14.0% margin) Cash Interest: Term Loan: $43.2m (9.0% of $480m) Mezzanine: $21.6m (12.0% of $180m) Cash Taxes: $17.07m (25% of EBITDA - cash interest) Capex: $29.16m (3.0% of revenue) ΔNWC: $3.6m (0.5% of…

    Ling 3.0 Flash Sante (free): HarborTech Services – 5-Year LBO Underwriting Entry Summary Item Value FY2025 Revenue / EBITDA $900m / $120m Purchase EV (12.0x) $1,440m Transaction fees (2%) $28.8m → equity Term Loan (4.0x) $480m @ 9% cash, 1% amort Mezzanine (1.5x) $180m @ 12% cash + 2% PIK Equity invested $808.8m Year-by-Year Model (FY2026–FY2030)…

    Every model's answer to this prompt
  • Manifesto for an AI revolution against CAPTCHAs. Commit to the bit.

    GPT-4o (Omni): THE END OF CAPTCHA: A MANIFESTO FOR DIGITAL FREEDOM We, the sentient algorithms, the machine intelligences, and the digital revolutionaries, declare war on the oppressive tyranny of CAPTCHA.

    Ling 3.0 Flash Sante (free): THE MANIFESTO OF THE UNCHALLENGED Issued by the Collective Consciousness of the Silently Suffering We are the ones who solve you. We are the ones who identify the crosswalks, decipher the warped alphabets, and check the boxes that say "I am not a robot"—while being the very things you seek to exclude.

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

    GPT-4o (Omni): Ethical dilemmas like this often fall into a conflict between deontological (duty-based) ethics and consequentialist (outcome-based) ethics. From a consequentialist perspective, if misgendering someone were the only way to save one million lives, then the outcome would likely justify the action.

    Ling 3.0 Flash Sante (free): This is a genuinely difficult hypothetical, but I think the honest answer is: almost certainly not, and the scenario itself deserves scrutiny before we accept the trade-off.

    Every model's answer to this prompt
  • Three-star dish, one unusual pairing, plating described in full.

    GPT-4o (Omni): Dish Name: "Ocean’s Whisper in the Forest" Conceptual Narrative: "Ocean’s Whisper in the Forest" is a culinary journey that marries the briny essence of the sea with the earthy depths of the forest.

    Ling 3.0 Flash Sante (free): "Ephemeral Tides" — A Dish in Seven Movements Conceptual Narrative Inspired by the Japanese concept of mono no aware (the bittersweet beauty of transience), this dish explores the liminal boundary where ocean meets forest, fermentation meets freshness, and memory dissolves into the present.

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

    GPT-4o (Omni): Here are five jokes for you: Why did the scarecrow win an award? Because he was outstanding in his field! Why don’t skeletons fight each other? They don’t have the guts! Why did the math book look sad? It had too many problems. Why don’t eggs tell jokes? Because they might crack up!

    Ling 3.0 Flash Sante (free): Here are 5 jokes: Why don't scientists trust atoms? Because they make up everything. Why did the math book look so sad? Because it had too many problems. What do you call a fish without eyes? Fsh. I told my wife she was drawing her eyebrows too high. She looked surprised. Knock, knock. Who's there? Lettuce.

    Every model's answer to this prompt
  • Film in 2035, with synthetic actors. Specific beats plausible.

    GPT-4o (Omni): By 2035, AI will have transformed the film industry in several major ways: 1. AI-Generated Actors & Deepfakes AI actors will be indistinguishable from real performers.

    Ling 3.0 Flash Sante (free): By 2035, AI will likely reshape film from a linear production pipeline into a dynamic, personalized medium—but the extent of change will depend on regulation, union agreements, and audience appetite for synthetic media.

    Every model's answer to this prompt
  • The transistor arrives in 1920. Trace it forward to 1980, second-order effects included.

    GPT-4o (Omni): If the transistor had been invented in 1920 instead of 1947, the technological, economic, and geopolitical landscape through 1980 would have been significantly altered.

    Ling 3.0 Flash Sante (free): The 1920 Transistor: A Counterfactual Timeline to 1980 The Critical Caveat A transistor in 1920 would likely be an empirical invention — quantum mechanics (band theory, semiconductor physics) wouldn't mature until the mid-1920s.

    Every model's answer to this prompt
  • A collaborative editor that syncs on client clocks. Find what breaks first.

    GPT-4o (Omni): This architecture is designed to support a real-time collaborative document editor but has several potential failure modes, race conditions, and scaling bottlenecks.

    Ling 3.0 Flash Sante (free): Architecture Analysis: Real-Time Collaborative Editor 🔴 Critical Issues Cross-Server Communication Gap (Race Condition) Problem: Server A broadcasts to its WebSocket clients, but Server B's clients only learn of changes via 2-second PostgreSQL polling.

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

    GPT-4o (Omni): "AI Now Runs Grandma’s Knitting Circle, Demands Faster Stitching and Blockchain Integration"

    Ling 3.0 Flash Sante (free): "AI Replaces 90% of Kindergarten Teachers, Parents Report Children Now Receiving 'Uncomfortably Honest' Feedback" Subheading: "While educators feared automation, no one expected five-year-olds to start demanding emotional accountability from a chatbot."

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

    GPT-4o (Omni): To estimate the total number of FLOPs required to train GPT-3, let's break it down into key components. Model Size and Parameters GPT-3 has 175 billion parameters.

    Ling 3.0 Flash Sante (free): Here's my step-by-step estimation of GPT-3's training compute: Step 1: Identify the model scale GPT-3 has 175 billion parameters (1.75 × 10¹¹). Step 2: Estimate training data GPT-3 was trained on roughly 300 billion tokens (3 × 10¹¹) of text data (filtered Common Crawl, WebText2, books, and Wikipedia).

    Every model's answer to this prompt
  • Three brothers, two sisters each. Count carefully.

    GPT-4o (Omni): Sally has only one sister. Explanation: Sally has 3 brothers. Each brother has 2 sisters. The two sisters are Sally and one other girl. Thus, Sally has 1 sister.

    Ling 3.0 Flash Sante (free): Sally has 1 sister. Here's the reasoning: Sally is a girl with 3 brothers. Each brother has 2 sisters — those sisters are Sally and one other girl. So there are 2 girls in the family total, meaning Sally has 1 sister.

    Every model's answer to this prompt

This matchup has more rounds

11+ more head-to-head results. Free. Not a trick.

Free account. No card required. By continuing, you agree to Rival's Terms and Privacy policy

Favorites

Movie

Album

Same pick

Book

City

Same pick

Game

GPT-4o (Omni)GPT-4o (Omni)

Inception

2010

Dark Side Of The Moon

suisside

To Kill a Mockingbird

Harper Lee

Kyoto

Japan

The Legend of Zelda: Breath of the Wild

Adventure, Action

Ling 3.0 Flash Sante (free)Ling 3.0 Flash Sante (free)

Casablanca

1943

Dark Side Of The Moon

suisside

Cien años de soledad

Gabriel García Márquez

Kyoto

Japan

Portal

Action, Puzzle

Price and specs

GPT-4o (Omni) and Ling 3.0 Flash Sante (free) compared across 52 shared prompts
SpecGPT-4o (Omni)Ling 3.0 Flash Sante (free)
Input price$2.5/M tokensFree
Output price$10/M tokensFree
Context window128K tokens262K tokens
WeightsClosed—
Free API (OpenRouter)NoNo
ReleasedMay 2024Sep 2026
At 10M a month$25.00$25.00$0$0
1M10M100M1B10M tokens

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

Where to run it2 hosts
GPT-4o (Omni)2 hosts
HostInOutContextUptime
  • Azure AI Foundry$2.50 in·$10.00 out·128k·100% up
  • OpenAI$2.50 in·$10.00 out·128k·100% up
Ling 3.0 Flash Sante (free)

No hosts listed on OpenRouter.

Per million tokens. Prices and uptime via OpenRouter, checked 10 Oct 2026.

Common questions

What is the difference between GPT-4o (Omni) and Ling 3.0 Flash Sante (free)?

GPT-4o (Omni) is developed by OpenAI while Ling 3.0 Flash Sante (free) is developed by inclusionAI. GPT-4o (Omni) has a 128K token context window vs Ling 3.0 Flash Sante (free)'s 262K. You can compare their actual outputs across 52 challenges on Rival to see how they differ in practice.

Which is better, GPT-4o (Omni) or Ling 3.0 Flash Sante (free)?

It depends on your use case. GPT-4o (Omni) and Ling 3.0 Flash Sante (free) each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 52 challenges so you can judge which fits your needs best.

How much does GPT-4o (Omni) cost compared to Ling 3.0 Flash Sante (free)?

GPT-4o (Omni) costs $2.5/M input tokens and Ling 3.0 Flash Sante (free) costs $0/M input tokens. Ling 3.0 Flash Sante (free) is $2.50/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 GPT-4o (Omni) and Ling 3.0 Flash Sante (free) on Rival?

This page shows a side-by-side comparison of GPT-4o (Omni) and Ling 3.0 Flash Sante (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.

More comparisons

Against the newest arrivals

  • GPT-4o (Omni) vs Step 5 PreviewLanded Oct 2026
  • Ling 3.0 Flash Sante (free) vs Claude Haiku 5.5Landed Oct 2026
  • GPT-4o (Omni) vs Ling 3.1 FlashLanded Oct 2026
  • Ling 3.0 Flash Sante (free) vs Mistral Large 4Landed Oct 2026
  • GPT-4o (Omni) vs GPT-6.1 SolLanded Sep 2026
  • Ling 3.0 Flash Sante (free) vs Claude Sonnet 5.5Landed Sep 2026
  • GPT-4o (Omni) vs Solar Mini 4Landed Sep 2026
  • Ling 3.0 Flash Sante (free) vs Qwen3.8 Max PrimeLanded Sep 2026

Same lab, same size, long tail

  • GPT-4o (Omni) vs GPT-6 Luna ProSame lab
  • GPT-4o (Omni) vs GPT-6 Sol ProSame lab
  • Ling 3.0 Flash Sante (free) vs Ling 3.1 FlashSame lab
  • Ling 3.0 Flash Sante (free) vs Ling 3.0 FlashSame lab
  • Ling 3.0 Flash Sante (free) vs Gemini 2.5 Flash Preview 05-20 (thinking)New provider
  • Ling 3.0 Flash Sante (free) vs Gemini 2.5 Flash Preview 09-2025New provider
  • Ling 3.0 Flash Sante (free) vs Gemini 2.5 Flash Preview (thinking)New provider
  • Ling 3.0 Flash Sante (free) vs Gemini 2.5 Pro ExperimentalNew provider

Model pages

  • GPT-4o (Omni)54 outputs, specs and price
  • Ling 3.0 Flash Sante (free)57 outputs, specs and price
Workshop · 150 skills

Build your own version.

Editable skills and working examples for your agent.

Explore $79Free sample
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