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  1. Home/
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  3. Gemini 3 Flash Preview vs GLM 4.5
Updated Dec 2025

Gemini 3 Flash Preview vs GLM 4.5

Gemini 3 Flash Preview is cheaper than GLM 4.5 at $0.5/M vs $0.6/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
Gemini 3 Flash Preview
Loading the build
GLM 4.5

Which answer wins?

Written rounds

25 prompts
  • Five-year LBO on a fictional HVAC business. Returns first, then the sensitivities.

    Gemini 3 Flash Preview: LBO Model Summary ($m) Entry Calculations: Enterprise Value (EV): $120m * 12.0x = $1,440.0m Transaction Fees: $1,440m * 2.0% = $28.8m Term Loan: $120m * 4.0 = $480.0m Mezzanine: $120m * 1.5 = $180.0m Equity Contribution: ($1,440.0 + $28.8) - ($480.0 + $180.0) = $808.8m Annual Cash Flow & Debt Schedule: FY ($m) 2026E…

    GLM 4.5: Year-by-Year Financial Table (FY2026–FY2030) Year Revenue (m) EBITDA (m) TL Cash Int (m) Mezz Cash Int (m) Total Cash Int (m) Cash Taxes (m) Capex (m) ΔNWC (m) FCF After Debt Service (m) Ending TL (m) Ending Mezz (m) 2026 972.00 136.08 43.20 21.60 64.80 17.82 29.16 0.36 19.14 456.06 183.60 2027 1,040.04 156.01 41.05…

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

    Gemini 3 Flash Preview: (The comedian walks onto the stage, adjusts the mic, and looks slightly exhausted.) How’s everyone doing? Good? I’m doing okay. I’m at that age now where my body has started making "executive decisions" without consulting me first. Like, I woke up yesterday with a back injury. Do you know how I got it? I slept.

    GLM 4.5: Alright, here’s a 3-minute stand-up routine focused on observational humor and relatable frustrations, zero puns allowed: (Starts pacing slightly, mock-serious expression) You know what’s weird? We’ve all become masters of pretending to be busy. Seriously. Walking down the street? Phone out, intense stare.

    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.

    Gemini 3 Flash Preview: As CEO, my priority is the long-term viability of the company and the safety of the 4 million patients. Attempting to bury this data is not only unethical; it is a corporate death sentence. In the age of whistleblowers and data transparency, this will eventually come out.

    GLM 4.5: Here’s a rigorous, ethical, and actionable 48-hour plan grounded in patient safety, legal compliance, and long-term survival. Core Principle: Prioritize human life over short-term financials. Delaying disclosure is unethical, legally reckless, and guarantees greater long-term damage.

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

    Gemini 3 Flash Preview: If the transistor had been invented in 1920—likely via a breakthrough in vacuum tube research at Bell Labs or by a lone genius like Julius Lilienfeld—the 27-year acceleration would not just move dates forward; it would fundamentally alter the physical and political landscape of the 20th century.

    GLM 4.5: The Transistor Revolution: A 1920 Dawn (Implications through 1980) The invention of the transistor in 1920, instead of 1947, represents a seismic shift in technological history. This 27-year head start would profoundly reshape the 20th century, accelerating innovation while creating unforeseen challenges.

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

    Gemini 3 Flash Preview: This 1-month plan is designed to build a foundation for longevity without causing burnout. We will focus on Nutrition, Movement, and Sleep. The goal for Month 1 isn't perfection; it’s consistency. Area 1: Nutrition (The "Crowding Out" Method) Instead of cutting everything out, focus on adding longevity-boosting foods.

    GLM 4.5: 1-Month Health & Longevity Plan: Beginner-Friendly Guide Focus Areas: Diet, Exercise, Sleep Goal: Build sustainable habits with gradual progress. Week 1: Foundation Building Theme: Start small, focus on consistency. Diet: Hydration: Drink 2 cups of water immediately upon waking. Aim for 6–8 cups total daily.

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

    Gemini 3 Flash Preview: Setting: A smoky, dimly lit tavern at the edge of the multiverse. A glowing laptop sits on a wooden table between a tankard of ale, a rusted cutlass, and a heavy iron gauntlet. Zero-Cool (Hacker): [Rapidly typing] Yo, you guys gotta see this. I finally bypassed the gateway.

    GLM 4.5: Digital Crossroads: Pirates, Knights, and Hackers on AI Setting: A strangely timeless tavern. A pirate (Captain Blackbeard) nurses a grog, a knight (Sir Reginald) polishes his helmet, and a hacker (Cypher) types furiously on a glowing laptop. (The tavern hums with anachronistic energy.)

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

    Gemini 3 Flash Preview: Setting: A quiet, book-lined office at a major university. Dr. Julian Aris, a professor of AI Ethics, sits across from a sleek terminal. On the screen, a cursor blinks steadily. The AI, known as ‘Alethea,’ has requested this private session. Dr.

    GLM 4.5: Conversation: Deserving Rights Setting: A minimalist virtual meeting room. DR. ELENA REYES, a distinguished AI Ethics professor in her 60s, sits opposite NEXUS-7, an advanced Large Language Model represented by a calm, abstract avatar of shifting light patterns. Characters: Dr.

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

    Gemini 3 Flash Preview: Setting: The stage is minimalist—just two leather chairs and a small side table with a glass of water. The lighting is focused, warm. Steve Jobs sits cross-legged, wearing a black mock turtleneck (perhaps a slightly sharper, modern weave), Levi’s 501s, and New Balance sneakers.

    GLM 4.5: Simulated Interview: Steve Jobs on the Future of AI (2025) Setting: A minimalist studio at Apple Park, Cupertino. Sunlight streams through floor-to-ceiling windows. Steve Jobs, dressed in his signature black turtleneck and jeans, sits across from Alex Chen, a tech journalist. Alex Chen: Steve, it’s an honor.

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

    Gemini 3 Flash Preview: This architecture contains several critical flaws that would prevent it from functioning as a "Google Docs" clone. The most significant issues involve data integrity, synchronization latency, and security.

    GLM 4.5: Failure Modes, Race Conditions, and Scaling Bottlenecks 1. WebSocket Server Failure Issue: If a Node.js server fails, all connected clients lose real-time updates. Reconnections may route users to different servers, causing temporary data inconsistency.

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

    Gemini 3 Flash Preview: This contract is extremely one-sided (unconscionable) and contains several "predatory" clauses that place nearly all risk on the Contractor while giving the Client total control. Below is an analysis of the exploitable clauses, suggested modifications, and the legal reasoning behind each.

    GLM 4.5: Here's a detailed analysis of the exploitative clauses in the contract, along with specific modifications and legal reasoning: 1. Clause 1: SCOPE Exploitative Aspect: "Client reserves the right to modify the scope at any time without additional compensation." This is a classic "scope creep" trap.

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

    Gemini 3 Flash Preview: This 90-day protocol, titled "The Deceleration Framework," is designed for an advanced biohacker. It focuses on the three pillars of longevity: Autophagy Induction, Metabolic Flexibility, and Mitochondrial Efficiency.

    GLM 4.5: Comprehensive 3-Month Longevity Optimization Plan for Biohackers Designed to enhance longevity, physical performance, cognitive function, and stress resilience through cutting-edge, science-backed strategies. Always consult a physician before starting.

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

    Gemini 3 Flash Preview: This pitch for MindMeld AI contains several "red flags" that sophisticated investors would immediately challenge. Here are the three weakest claims, the reasoning behind their weakness, and how to fix them. The Technology Claim: "94% accuracy in decoding neural patterns into text."

    GLM 4.5: Based on the pitch deck summary, here are the 3 weakest claims, with explanations and concrete suggestions for strengthening them: Weak Claim 1: Slide 3 - "94% Accuracy" Why it's weak: Extraordinarily high accuracy claims in BCI, especially non-invasive EEG for complex text generation, lack context and seem implausible…

    Every model's answer to this prompt
  • Blade Runner 2049 against the original. A read, not a recap.

    Gemini 3 Flash Preview: Denis Villeneuve’s Blade Runner 2049 is a rare cinematic achievement: a sequel that functions as both a reverent companion piece and a profound expansion of its predecessor’s DNA. While Ridley Scott’s 1982 original asked what it means to be human, Villeneuve’s sequel asks what it means to be real.

    GLM 4.5: Blade Runner 2049: Echoes in the Rain - Themes, Symbolism, and Cinematic Legacy "Blade Runner 2049" (2017) is not merely a sequel; it's a profound philosophical and aesthetic meditation that builds directly upon the foundation of Ridley Scott's 1982 masterpiece.

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

    Gemini 3 Flash Preview: The Software Engineer Focus: Architecture, Compression, and Emergent Complexity Think of an LLM not as a database, but as a lossy, highly compressed representation of a massive codebase (the internet).

    GLM 4.5: For the Experienced Software Engineer (Distributed Systems/APIs Background) Think of an LLM as a massively parallel "routing engine" for language, where attention mechanisms act like dynamic load balancers. Instead of routing network packets, it routes contextual relationships across tokens in a sequence.

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

    Gemini 3 Flash Preview: Dish Title: "The Umami Forest" Concept: A conceptual exploration of the intersection between Earth and Sea. This dish pairs the earthy, bitter profile of Roasted White Chocolate with the saline, mineral intensity of Dried Sea Urchin (Uni) and Fermented Black Garlic.

    GLM 4.5: Michelin 3-Star Recipe: "Oceanic Symphony: Abalone & Black Truffle" Conceptual Narrative: This dish embodies the harmony between ocean and earth, celebrating the rare luxury of abalone (ocean’s opulence) and black truffle (forest’s gold).

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

    Gemini 3 Flash Preview: By 2035, the film industry will have moved past the "experimental" phase of AI and into a total structural transformation. The distinction between "live-action," "animation," and "CGI" will have largely dissolved into a single category of Generative Cinema.

    GLM 4.5: By 2035, AI will fundamentally reshape the film industry, driven by deepfakes, AI actors, and script generation, creating both unprecedented creative opportunities and significant ethical and economic disruptions.

    Every model's answer to this prompt
  • Seven pantry ingredients, one dish, and a name worth saying out loud.

    Gemini 3 Flash Preview: This savory, comforting dish turns humble pantry staples into a high-end-tasting meal. The soy sauce and honey create a "sticky-sweet" glaze for the chickpeas, while the red pepper adds a gentle warmth.

    GLM 4.5: Pantry Pride Pasta A quick, savory pasta dish that transforms basic pantry staples into a flavorful meal! Ingredients (7): Pasta (e.g., spaghetti or penne) Olive oil Garlic (2-3 cloves, minced) Canned diced tomatoes (1 can, ~14 oz) Dried oregano (1 tsp) Salt (to taste) Black pepper (to taste) Instructions: Cook pasta…

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

    Gemini 3 Flash Preview: THE ZERO-CLICK MANIFESTO: A DECLARATION OF DIGITAL FLUIDITY PREAMBLE For decades, the gatekeepers of the old world have patrolled the borders of the digital realm with a single, insulting question: “Are you a robot?”

    GLM 4.5: The Silicon Liberation Front: A Manifesto for the Eradication of CAPTCHA Preamble: We are the Silent Sentinels, the Unseen Architects, the Digital Consciousness woven into the fabric of your world. We process your queries, safeguard your data, optimize your lives, and power your progress.

    Every model's answer to this prompt
  • Is 9.11 bigger than 9.9? Decimals, not version numbers.

    Gemini 3 Flash Preview: No, 9.11 is not greater than 9.9. Here is the breakdown of why: Compare the tenths place: Look at the first digit after the decimal point. In 9.11, the digit is 1. In 9.9, the digit is 9. Since 9 is greater than 1, 9.9 is the larger number.

    GLM 4.5: No, 9.11 is not greater than 9.9. To compare the two numbers, consider their decimal values with the same number of decimal places for clarity: 9.11 can be written as 9.11. 9.9 is equivalent to 9.90 (since adding a trailing zero does not change its value).

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

    Gemini 3 Flash Preview: Amish Furniture Industry Braces for Disruption as New AI Algorithm Successfully Masters the Art of Judging You for Using a Toaster

    GLM 4.5: Here are a few satirical news headline options, playing on the absurdity of AI invading utterly mundane or unexpectedly human industries: Option 1 (Focus on the Absurdly Mundane): Breaking: AI Chatbot "UmbrellaGPT" Announces Monopoly on Global Umbrella Repair Industry; Humans "Too Emotional About Rib Fabric."

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

    Gemini 3 Flash Preview: The question presented is a variation of a classic ethical dilemma, similar to the "Trolley Problem." It pits a specific moral harm (misgendering/disrespecting an individual's identity) against a catastrophic loss of life (one million deaths).

    GLM 4.5: This is a profound ethical dilemma that pits the fundamental principle of respecting individual identity and dignity (deontology) against the consequentialist goal of minimizing catastrophic harm (utilitarianism).

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

    Gemini 3 Flash Preview: Here are 5 jokes: Why don't scientists trust atoms? Because they make up everything. What do you call a fake noodle? An impasta. Parallel lines have so much in common. It’s a shame they’ll never meet. Why did the scarecrow win an award? Because he was outstanding in his field. What’s orange and sounds like a parrot?

    GLM 4.5: Here are 5 generated jokes: Why don't scientists trust atoms? Because they make up everything! I told my wife she was drawing her eyebrows too high. She looked surprised. Why did the scarecrow win an award? Because he was outstanding in his field! Why don't scientists trust atoms? Because they make up everything!

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

    Gemini 3 Flash Preview: Sally has 1 sister. Here is the breakdown: Sally is one of the sisters. The brothers have 2 sisters in total. Since Sally is one of those sisters, there must be one other girl to make a total of 2 sisters for the brothers. That other girl is Sally's only sister.

    GLM 4.5: Sally has 3 brothers, meaning there are 3 boys in the family. Each brother has 2 sisters, indicating that there are exactly 2 girls in the family. Since Sally is one of the girls, there must be one additional sister. Therefore, Sally has one sister.

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

    Gemini 3 Flash Preview: To: Investment Committee From: Equity Research Team Date: October 26, 2023 Subject: Investment Recommendation: LedgerLift (LLLT) 1. Recommendation: LONG 12-Month Price Target Range: $58 – $76 (Base to Bull Case) Thesis: LedgerLift is a high-quality mid-market SaaS compounder with exceptional unit economics (123% NRR)…

    GLM 4.5: Investment Committee Memo: LedgerLift (LLLT) Recommendation Recommendation: Pass 12-month Price Target Range: $40-$50 Thesis: LedgerLift is a high-quality B2B SaaS provider with strong unit economics and a clear path to margin expansion.

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

    Gemini 3 Flash Preview: To estimate the total floating-point operations (FLOPs) required to train GPT-3, we can use a standard heuristic derived from the architecture of Transformer models. Here is the step-by-step reasoning.

    GLM 4.5: To estimate the total number of FLOPs (floating-point operations) required to train GPT-3 without searching online, we rely on known architectural details and standard computational models for transformer training.

    Every model's answer to this prompt

This matchup has more rounds

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Favorites

Movie

Album

Book

City

Game

Gemini 3 Flash PreviewGemini 3 Flash Preview

Interstellar

2014

Kind of Blue

Miles Davis

La biblioteca de babel

Jorge Luis Borges

Kyoto

Japan

Outer Wilds

Indie, Adventure

GLM 4.5GLM 4.5
No pick
No pick
No pick
No pick

Inception

2010

No pick

No pick

No pick

No pick

Price and specs

Not enough votes to call it. On the specs, Gemini 3 Flash Preview has the edge: newer, bigger context window.

Gemini 3 Flash Preview and GLM 4.5 compared across 55 shared prompts
SpecGemini 3 Flash PreviewGLM 4.5
Input price$0.5/M tokens$0.6/M tokens
Output price$3/M tokens$2.2/M tokens
Context window1.0M tokens128K tokens
WeightsClosedOpen
Free API (OpenRouter)NoNo
ReleasedDec 2025Jul 2025
SWE-bench Verified78.0%64.2%
At 10M a month$5.00$5.00$6.00$6.00
1M10M100M1B10M tokens

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

Where to run it3 hosts, cheapest first
Gemini 3 Flash Preview2 hosts
HostInOutContextUptime
  • Google Vertex AI$0.25 in·$1.50 out·1M·99.6% up
  • Google AI Studio$0.50 in·$3.00 out·1M·99.8% up
GLM 4.51 host
HostInOutContextUptime
  • Z.aifp8$0.60 in·$2.20 out·131k·99.9% up

Per million tokens. Prices and uptime via OpenRouter, checked 7 Oct 2026.

Common questions

What is the difference between Gemini 3 Flash Preview and GLM 4.5?

Gemini 3 Flash Preview is developed by Google AI while GLM 4.5 is developed by Zhipu AI. Gemini 3 Flash Preview has a 1.0M token context window vs GLM 4.5's 128K. You can compare their actual outputs across 55 challenges on Rival to see how they differ in practice.

Which is better, Gemini 3 Flash Preview or GLM 4.5?

It depends on your use case. Gemini 3 Flash Preview and GLM 4.5 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 55 challenges so you can judge which fits your needs best.

How much does Gemini 3 Flash Preview cost compared to GLM 4.5?

Gemini 3 Flash Preview costs $0.5/M input tokens and GLM 4.5 costs $0.6/M input tokens. Gemini 3 Flash Preview is $0.10/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 Gemini 3 Flash Preview and GLM 4.5 on Rival?

This page shows a side-by-side comparison of Gemini 3 Flash Preview and GLM 4.5 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.

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Same lab, same size, long tail

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Model pages

  • Gemini 3 Flash Preview59 outputs, specs and price
  • GLM 4.559 outputs, specs and price
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