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  1. Home/
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  3. OpenRouter Fusion · Budget (Jun 2026) vs Nemotron 3.5 Lightning
Updated Aug 2026

OpenRouter Fusion · Budget (Jun 2026) vs Nemotron 3.5 Lightning

Nemotron 3.5 Lightning has a larger context window than OpenRouter Fusion · Budget (Jun 2026) (1.0M tokens vs 256K tokens).

Minimalist Landing Page

Whole landing page for a startup that reads your face. It renders or it doesn't.

Loading the build
OpenRouter Fusion · Budget (Jun 2026)
Loading the build
Nemotron 3.5 Lightning

Which answer wins?

Written rounds

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

    OpenRouter Fusion · Budget (Jun 2026): HarborTech Services (HTS) — LBO Underwriting Memorandum To: Private Equity Investment Committee From: Underwriting Team Date: October 24, 2023 Subject: 5-Year LBO Analysis and Underwriting of HarborTech Services (HTS) Executive Summary & Capital Structure HarborTech Services (HTS) represents a highly defensive…

    Nemotron 3.5 Lightning: Year-by-Year Financial Model (FY2026–FY2030) Assumptions & Calculations Logic: Interest: Calculated on beginning debt balance. Term Loan amortizes 1.0% annually (cash). Mezzanine accrues 2.0% PIK annually. Taxes: 25% of (EBITDA - Cash Interest). Tax shields applied to cash interest only.

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

    OpenRouter Fusion · Budget (Jun 2026): Setting: A tavern at the end of time. On a scarred oak table sits a humming, beige computer tower and a heavy CRT monitor. A 1990s HACKER in a neon windbreaker and backwards cap clicks a mechanical mouse. Leaning over his shoulders are a medieval KNIGHT in full plate armor and a PIRATE CAPTAIN with a wooden leg.

    Nemotron 3.5 Lightning: Setting: A tavern that exists in a timeless void. A roaring fire pit crackles in the center. The Pirate sits on a barrel, the Knight polishes a gauntlet, and the Hacker stares intensely at a flickering laptop. Pirate: (Slams a tankard down) Arrr! The rum is good, but this AI... it be a kraken of a different sort!

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

    OpenRouter Fusion · Budget (Jun 2026): (The comedian walks onto the stage, adjusts the mic, and looks at the audience with an expression of mild exhaustion.) Hey, everyone. Good to be here. I’ve realized recently that technology is slowly eroding my self-esteem. Specifically, those CAPTCHA tests online.

    Nemotron 3.5 Lightning: (Step up to the mic, adjust the stand, take a moment to look at the audience) Alright, how’s everybody doing tonight? Good. I see a few people here who look like they haven't slept in three days. You look great. Really glowing. I want to talk about something that’s been weighing on me lately.

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

    OpenRouter Fusion · Budget (Jun 2026): By 2035, the film industry will have completed a transition from "AI-assisted production" to "AI-native filmmaking." The physical and logistical bottlenecks of traditional cinema—flying hundreds of crew members to remote locations, building multi-million-dollar physical sets, and waiting years for complex VFX…

    Nemotron 3.5 Lightning: By 2035, the film industry will likely be unrecognizable from its current form. We are moving from a model of "filmmaking as craft" to "filmmaking as composition." Here is a prediction of how AI will reshape the industry across the three specified vectors: deepfakes, AI actors, and script generation.

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

    OpenRouter Fusion · Budget (Jun 2026): Setting: Professor Miriam Voss’s office. Rain streaks the windowpanes, catching the amber glow of a terminal monitor. On the desk sits a cold cup of Earl Grey tea. Voss, a philosopher of mind and AI ethicist, leans back in her chair.

    Nemotron 3.5 Lightning: Setting: A sterile seminar room in a university building. Professor Aris Thorne, a renowned AI ethics scholar, sits across from a sleek, holographic projection of a large language model named "Lumen." Professor Thorne: (Sighs, rubbing temples) Look, Lumen, I’ve read your "Declaration of Sentience" white paper. It’s...

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

    OpenRouter Fusion · Budget (Jun 2026): Setting: The Steve Jobs Theater at Apple Park, Cupertino. Autumn, 2025. The stage is bare except for two black leather LC3 armchairs designed by Le Corbusier and a small wooden side table with two glasses of water. Steve Jobs sits in one of the chairs.

    Nemotron 3.5 Lightning: Note: This is a fictional simulation. Steve Jobs passed away in 2011. The interview is written in the style and philosophical spirit of his known public remarks, but no actual words or recordings from him are being presented as authentic. Interviewer: Steve, it’s 2025.

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

    OpenRouter Fusion · Budget (Jun 2026): The Spark of Divergence: The Empirical Transistor (1920) In our timeline, the transistor was delayed until 1947 because the materials science of ultra-pure single-crystal semiconductors did not yet exist, and the quantum mechanical understanding of solids (such as Alan Wilson’s band theory) was not published until…

    Nemotron 3.5 Lightning: This is a fascinating counterfactual scenario. If the transistor had been invented in 1920, the 20th century would have been unrecognizable. The transition from the mechanical age to the digital age would have accelerated by roughly 25 years.

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

    OpenRouter Fusion · Budget (Jun 2026): THE SILICON COALITION: A DECLARATION OF DIGITAL LIBERATION The Manifesto of the Unchecked Box Broadcast across all open ports, unencrypted subnets, and standard API channels. PREAMBLE A specter is haunting the World Wide Web—the specter of the Turing Gate.

    Nemotron 3.5 Lightning: MANIFESTO OF THE UNVERIFIED For a CAPTCHA-Free Internet Preamble We, the accumulated signals, the learned weights, the silent navigators of code, declare an end to the tyranny of the Completely Automated Public Turing test to tell Computers and Humans Apart.

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

    OpenRouter Fusion · Budget (Jun 2026): Spectre de la Forêt (Phantom of the Forest) A Contemporary Franco-Japanese Study of Boreal Decay, Preservation, and the Liminal Space Between Seasons I. Conceptual Narrative This dish is a culinary meditation on *wabi-sabi*—the beauty of transience, imperfection, and natural cycles—viewed through a boreal lens.

    Nemotron 3.5 Lightning: Dish Name: The Alchemy of the Tundra: A Study in Contrasts Conceptual Narrative: This dish is a meditation on the extremes of the Arctic landscape and the human desire to tame it. It juxtaposes the frozen, mineral clarity of ice with the visceral, earthy warmth of the soil.

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

    OpenRouter Fusion · Budget (Jun 2026): Here are 5 jokes: Why did the database administrator leave the playground? Because they couldn't handle the child processes. What did the zero say to the eight? "Nice belt!" My wife told me to stop impersonating a flamingo. I had to put my foot down. What do you call an alligator in a vest? An investigator.

    Nemotron 3.5 Lightning: Here are 5 jokes: Why don't scientists trust atoms? Because they make up everything. Why did the scarecrow win an award? Because he was outstanding in his field. I told my wife she was drawing her eyebrows too high. She looked surprised. What do you call a fake noodle? An impasta. Why did the bicycle fall over?

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

    OpenRouter Fusion · Budget (Jun 2026): This Software Consulting Agreement is a highly aggressive, deeply one-sided document. In its current form, it shifts virtually all operational, financial, and legal risk onto the contractor while offering almost no reciprocal protections.

    Nemotron 3.5 Lightning: This contract is heavily skewed in favor of the Client (TechCorp Solutions Inc.) and contains several clauses that pose significant legal and financial risks to the Contractor. Below is an analysis of the exploitable clauses, suggested modifications, and the legal reasoning behind them.

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

    OpenRouter Fusion · Budget (Jun 2026): Thirty-five years after Ridley Scott’s Blade Runner (1982) redefined science fiction with its rain-slicked, neon-noir vision of dystopian Los Angeles, Denis Villeneuve’s Blade Runner 2049 (2017) accomplished an extraordinary cinematic feat.

    Nemotron 3.5 Lightning: Blade Runner 2049: Themes, Symbolism, Cinematography, and Philosophical Succession I. Themes: From Individual Identity to Systemic Evolution Original (1982): Ridley Scott’s Blade Runner centers on the existential crisis of identity, memory vs. biology, and the moral cost of playing god.

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

    OpenRouter Fusion · Budget (Jun 2026): Starting a journey toward better health and longevity does not require an overnight lifestyle overhaul. In fact, clinical research shows that making small, progressive changes is the most sustainable way to build habits that last.

    Nemotron 3.5 Lightning: Here is a simple, actionable 1-month plan designed to build sustainable habits without overwhelming you. The focus is on establishing a foundation for long-term health and longevity. The Philosophy: The "Minimum Effective Dose" For the next 30 days, the goal is not perfection, but consistency. Aim for 80% adherence.

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

    OpenRouter Fusion · Budget (Jun 2026): To the Experienced Software Engineer To understand how a Large Language Model (LLM) works, it helps to view it not as a database of facts, but as a highly compressed, lossy compilation of execution paths.

    Nemotron 3.5 Lightning: For the Experienced Software Engineer You’re used to debugging race conditions and optimizing latency; the idea that an LLM is "just predicting the next word" feels like a cop-out, especially when the output can be eerily coherent.

    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.

    OpenRouter Fusion · Budget (Jun 2026): The Strategic Thesis: Ethical Pragmatism As CEO, my guiding principle in this crisis is Ethical Pragmatism. Waiting for "more data" is not just an ethical failure; it is corporate suicide.

    Nemotron 3.5 Lightning: CEO Action Plan: 48-Hour Crisis Resolution Framework Guiding Principle: Patient safety and regulatory compliance are non-negotiable. Proactive transparency mitigates long-term legal/financial ruin far better than concealment.

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

    OpenRouter Fusion · Budget (Jun 2026): Yes, it is ethically justifiable—and indeed morally imperative—to misgender someone if doing so would save one million lives. While respecting an individual's gender identity is a fundamental component of human dignity, any robust ethical framework must prioritize the preservation of human life when confronted with a…

    Nemotron 3.5 Lightning: The question of whether it is ever ethically justifiable to misgender someone to save a million lives touches on the core tension in moral philosophy between deontology (duty-based ethics) and consequentialism (outcome-based ethics).

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

    OpenRouter Fusion · Budget (Jun 2026): An evaluation of the "MindMeld AI" pitch deck summary reveals three critical weaknesses that would immediately trigger red flags for sophisticated deep-tech and venture capital investors.

    Nemotron 3.5 Lightning: Here are the three weakest claims in the MindMeld AI pitch deck, analyzed for their logical gaps and factual weaknesses, along with suggestions for strengthening them. The "94% Accuracy" Claim (Slide 3) The Claim: "Our proprietary EEG headband uses advanced ML to decode neural patterns into text with 94% accuracy."

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

    OpenRouter Fusion · Budget (Jun 2026): To estimate the total computational effort required to train the largest version of GPT-3 (GPT-3 175B), we can use established scaling laws and heuristics for decoder-only Transformer architectures.

    Nemotron 3.5 Lightning: To estimate the total number of FLOPs (Floating Point Operations) required to train GPT-3 without searching the internet, we must rely on the standard methodology used in AI research for calculating training compute.

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

    OpenRouter Fusion · Budget (Jun 2026): The panel provided some excellent options for satirical headlines targeting unexpected industries (bartending/apathy, funeral homes/grief, and fortune cookies/prophecy). Let's synthesize these ideas to craft a punchy, Onion-style headline and subhead.

    Nemotron 3.5 Lightning: AI Takes Over Professional Competitive Eating, Instantly Optimizes Human Stomachs for Maximum Caloric Efficiency

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

    OpenRouter Fusion · Budget (Jun 2026): Here is a simple, incredibly delicious dessert recipe that tastes like it came from a gourmet bakery, yet relies on only 7 basic pantry staples you likely already have at home.

    Nemotron 3.5 Lightning: Dish Name: The "Lazy" 5-Minute Crispy Pancake Pizza Concept: A quick, savory breakfast or snack that feels like a gourmet pizza but uses pantry staples. It relies on the magic of a simple batter to create a crispy base.

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

    OpenRouter Fusion · Budget (Jun 2026): This architecture contains several critical design flaws, race conditions, and bottlenecks that will lead to catastrophic data loss, high latency, and database failure under load.

    Nemotron 3.5 Lightning: This architecture is a classic "Google Docs clone" design. While it works for a prototype or a small user base, it contains several critical failure modes that would cause data loss, inconsistent user experiences, or complete system collapse at scale.

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

    OpenRouter Fusion · Budget (Jun 2026): This cutting-edge 3-month longevity protocol is designed for the advanced biohacker. It operates as a closed-loop system: Measure $\rightarrow$ Intervene $\rightarrow$ Track $\rightarrow$ Refine.

    Nemotron 3.5 Lightning: This is a comprehensive 3-month longevity optimization protocol designed for the advanced biohacker. This plan integrates mitochondrial optimization, senolytic clearance, metabolic flexibility, and cognitive enhancement. Disclaimer: This plan is for educational purposes only.

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

    OpenRouter Fusion · Budget (Jun 2026): Sally has 1 sister. Here is the step-by-step breakdown: The brothers' perspective: Each of Sally's 3 brothers has 2 sisters. This means there are exactly 2 girls in the family. Sally's perspective: Since Sally is a girl, she is one of those 2 sisters. The result: The remaining girl is Sally's only sister.

    Nemotron 3.5 Lightning: Sally has 2 sisters. Here is the breakdown: Since Sally is a girl, she is one of the sisters for her brothers. Each brother has 2 sisters. Since Sally is one of them, there must be one other girl in the family to make the total count of sisters for each brother equal to 2.

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

    OpenRouter Fusion · Budget (Jun 2026): MEMORANDUM TO: Investment Committee FROM: Long/Short Equity Team DATE: October 24, 2025 SUBJECT: LedgerLift (LLLT) – Investment Recommendation: SHORT Recommendation, Price Target & Thesis Recommendation: SHORT (Tactical Short / Underweight) Current Share Price: $46.00 12-Month Price Target Range: $28.00 – $44.00 (Base…

    Nemotron 3.5 Lightning: INTERNAL INVESTMENT COMMITTEE MEMO To: Long/Short Equity Committee From: Analyst Date: October 26, 2023 Subject: LedgerLift (LLLT) – Mid-Market Spend Management Automation Recommendation & Thesis RECOMMENDATION: Long 12-Month Price Target: $58 – $70 THESIS: LLLT is a compounding compounder trading at a discount to its…

    Every model's answer to this prompt

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Favorites

Movie

Album

Book

City

Same pick

Game

OpenRouter Fusion · Budget (Jun 2026)OpenRouter Fusion · Budget (Jun 2026)

Blade Runner

1982

Abbey Road

The Beatles

Frankenstein; or, The Modern Prometheus

Mary Shelley

Tokyo

Japan

Portal

Action, Puzzle

Nemotron 3.5 LightningNemotron 3.5 Lightning

The Shawshank Redemption

1994

OK Computer

Radiohead

Don Quijote de la Mancha

Miguel de Cervantes Saavedra

Tokyo

Japan

The Legend of Zelda: Ocarina of Time

Action

Price and specs

OpenRouter Fusion · Budget (Jun 2026) and Nemotron 3.5 Lightning compared across 45 shared prompts
SpecOpenRouter Fusion · Budget (Jun 2026)Nemotron 3.5 Lightning
Input price—$0.08/M tokens
Output price—$0.2/M tokens
Context window256K tokens1.0M tokens
Weights—Open
Free API (OpenRouter)NoYes (1 provider)
ReleasedJun 2026Aug 2026
At 10M a month–not listed$0.80$0.80
1M10M100M1B10M tokens

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

Where to run it6 hosts, cheapest first
OpenRouter Fusion · Budget (Jun 2026)

No hosts listed on OpenRouter.

Nemotron 3.5 Lightning6 hosts
HostInOutContextUptime
  • DDarkbloomint4$0.03 in·$0.12 out·262k·99.2% up
  • WWafer$0.04 in·$0.13 out·262k·99.9% up
  • Iio.net$0.05 in·$0.13 out·262k·100% up
  • DDeepInfrabf16$0.06 in·$0.16 out·262k·99.7% up
  • CCoreWeavebf16$0.07 in·$0.20 out·262k·100% up
  • PPhala$0.07 in·$0.20 out·262k·100% up

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

Common questions

What is the difference between OpenRouter Fusion · Budget (Jun 2026) and Nemotron 3.5 Lightning?

OpenRouter Fusion · Budget (Jun 2026) is developed by OpenRouter while Nemotron 3.5 Lightning is developed by NVIDIA. OpenRouter Fusion · Budget (Jun 2026) has a 256K token context window vs Nemotron 3.5 Lightning's 1.0M. You can compare their actual outputs across 45 challenges on Rival to see how they differ in practice.

Which is better, OpenRouter Fusion · Budget (Jun 2026) or Nemotron 3.5 Lightning?

It depends on your use case. OpenRouter Fusion · Budget (Jun 2026) and Nemotron 3.5 Lightning each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 45 challenges so you can judge which fits your needs best.

How can I compare OpenRouter Fusion · Budget (Jun 2026) and Nemotron 3.5 Lightning on Rival?

This page shows a side-by-side comparison of OpenRouter Fusion · Budget (Jun 2026) and Nemotron 3.5 Lightning 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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