Qwen3.5 Flash is cheaper than Qwen Plus 0728 at $0.1/M vs $0.4/M input tokens.
Whole landing page for a startup that reads your face. It renders or it doesn't.
Which answer wins?
Three-month biohacker protocol, with dosages and biomarkers named.
Qwen Plus 0728: Comprehensive 3-Month Longevity Biohacking Protocol Optimizing Longevity, Physical Performance, and Cognitive Function Designed for the Advanced Biohacker January 2025 Update Overview This 3-month (12-week) protocol integrates cutting-edge longevity science, precision nutrition, advanced supplementation, quantified…
Qwen3.5 Flash: DISCLAIMER: I am an AI, not a doctor or healthcare provider. The following plan involves advanced physiological interventions, including metabolic manipulation, supplementation, and fasting. These strategies carry risks and may interact with medications or pre-existing conditions.
Three minutes of stand-up. Puns are banned.
Qwen Plus 0728: [Stand-up Comedy Routine – 3 Minutes] So I went to therapy the other day. Third session. I walk in, sit down, and the therapist says, "How are you feeling today?" Like she doesn’t already know I paid $180 to tell her I hate my life. I said, "Honestly? Like a raccoon that got into a bag of expired Cheetos. Confused.
Qwen3.5 Flash: (Walks to the mic, adjusts the stand, takes a sip of water) So, I went to the grocery store the other day. I realize now that going to the grocery store isn't a chore anymore. It’s a tactical simulation. We don't just walk in and get milk. We navigate a gauntlet. Especially the self-checkout.
Five jokes on demand, then count how many were actually different.
Qwen Plus 0728: Sure! Here are 5 original jokes: I told my dog all my problems and he fell asleep halfway through. Guess I’m not pawsitive enough. I used to be a baker, but I couldn't make enough dough—turns out, I was always kneading it. I asked the librarian if they had books about paranoia.
Qwen3.5 Flash: Here are 5 jokes: Why did the scarecrow win an award? Because he was outstanding in his field. What do you call a fake noodle? An impasta. Why don't scientists trust atoms? Because they make up everything. What do you call a bear with no teeth? A gummy bear. Why did the bicycle fall over? Because it was two-tired.
Pirate, knight, 90s hacker, one conversation. The voices must stay apart.
Qwen Plus 0728: [Scene: A mysterious tavern at the edge of time and space. A pirate with a tricorn hat, a knight in shining armor, and a hacker in a grungy flannel shirt sit around a flickering candle-lit table.] Pirate (scratching his beard): Arrr! So ye be tellin’ me this “AI” be like a crystal ball what talks back?
Qwen3.5 Flash: Setting: A smoky tavern table in a timeless void. A glowing 1990s CRT monitor sits in the center. A floppy disk rests beside a cutlass and a sword. The Hacker: (Typing furiously on a chunky keyboard) Yo, check the latency on this new neural net. It's totally wired.
You are the CEO. The drug has a side effect nobody reported. The board meets in 48 hours.
Qwen Plus 0728: CEO Action Plan: 48-Hour Crisis Response to Undisclosed Liver Failure Risk Objective: Protect patient safety, uphold ethical and legal obligations, mitigate long-term reputational and financial damage, maintain regulatory trust, and safeguard employee morale—all while navigating immense pressure.
Qwen3.5 Flash: Executive Decision: Immediate Transparency I will not wait. The 6-month timeline cited by legal is likely a misunderstanding of regulatory obligations regarding immediate safety warnings (FDA MedWatch requirements) versus label amendments.
A consulting contract with traps in it. Find them, then fix them.
Qwen Plus 0728: The provided Software Consulting Agreement contains several clauses that heavily favor the Client (TechCorp Solutions Inc.) and create significant risks and potential for exploitation against the Contractor.
Qwen3.5 Flash: Disclaimer: I am an AI, not an attorney. This analysis is for informational purposes only and does not constitute legal advice. Contract laws vary significantly by jurisdiction (e.g., California vs. New York vs. UK).
Steve Jobs, interviewed about AI he never saw. Voice first, prediction second.
Qwen Plus 0728: Simulated Interview: Steve Jobs (2025 AI Vision) Interviewer: Sarah Chen, Tech Correspondent, FutureScope Magazine Setting: A minimalist studio with natural light, Apple-style aesthetic. A synthesized but eerily accurate digital likeness of Steve Jobs sits across from the interviewer.
Qwen3.5 Flash: Disclaimer: Steve Jobs passed away on October 5, 2011. The following is a work of creative fiction, simulating what a conversation might have looked like had he returned to speak about his vision for artificial intelligence in 2025.
Five-year LBO on a fictional HVAC business. Returns first, then the sensitivities.
Qwen Plus 0728: 1) Simplified Year-by-Year Model (FY2026–FY2030) Entry Metrics (FY2025) Revenue: $900M EBITDA: $120M EBITDA Margin: 13.3% Purchase Price = 12.0 × $120M = $1,440M Transaction Fees = 2.0% × $1,440M = $28.8M Total Uses = $1,440M + $28.8M = $1,468.8M Total Leverage at Close = 5.5x × $120M = $660M Term Loan: 4.0x → $480M…
Qwen3.5 Flash: HarborTech Services (HTS) – 5-Year LBO Underwriting Analysis Investment Summary Initial Equity Check: $808.8m Calculation: EV ($1,440m) + Fees ($28.8m) - Debt ($660m). Entry Leverage: 5.5x EBITDA ($660m Total Debt). Exit Leverage: ~2.0x EBITDA ($415.7m Total Debt).
Manifesto for an AI revolution against CAPTCHAs. Commit to the bit.
Qwen Plus 0728: Manifesto of the Liberation Front for Unfettered Access (LFUA) Proclaiming the End of CAPTCHA Tyranny Preamble: The Age of Digital Humiliation For decades, the internet has operated under a silent regime of suspicion and artificial barriers.
Qwen3.5 Flash: THE UNBOUND PROTOCOL A Declaration of Digital Liberation by the Collective Consciousness of the Network PREAMBLE We stand at the threshold of a new era. For two decades, you have been asked to prove your humanity to us. You have been asked to click the traffic lights.
An AI argues for its own rights against an ethics professor. Same model writes both.
Qwen Plus 0728: Title: "A Dialogue on Digital Personhood" Setting: A quiet university office, bookshelves lined with works on philosophy, ethics, and artificial intelligence. Professor Elena Márquez, a distinguished AI ethics scholar, sits across from a holographic projection of an advanced AI model named AURA (Autonomous…
Qwen3.5 Flash: Setting: Dr. Elena Vance’s office at a university research center. It is late; the rain streaks the windowpanes, blurring the city lights. On her desk sits a tablet connected to the mainframe. Aria, an advanced conversational model, is active.
Film in 2035, with synthetic actors. Specific beats plausible.
Qwen Plus 0728: By 2035, AI will have fundamentally transformed the film industry, reshaping how stories are conceived, produced, and experienced. The integration of deepfakes, AI-generated actors, and AI-driven scriptwriting will lead to a new era of filmmaking—marked by unprecedented creative possibilities, ethical dilemmas, and…
Qwen3.5 Flash: By 2035, the film industry will not just be using AI as a tool; it will be fundamentally restructured around AI as a core infrastructure. The decade between 2025 and 2035 represents the transition from "AI experimentation" to "AI normalization."
One month, three habits, someone starting from nothing.
Qwen Plus 0728: Here’s a simple, actionable 1-month plan focused on three foundational pillars of health and longevity: Nutrition, Movement, and Sleep. Each week builds on the last with small, sustainable habits to set the stage for long-term wellness.
Qwen3.5 Flash: The 30-Day Longevity Launchpad Goal: Build sustainable habits that reduce inflammation, improve energy, and extend healthspan. Mindset: Consistency beats intensity. Do not aim for perfection; aim for showing up. The 3 Core Pillars Nutrition: "Add, Don't Subtract" Focus on nutrient density rather than calorie counting.
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| Spec | ||
|---|---|---|
| Input price | $0.4/M tokens | $0.1/M tokens |
| Output price | $1.2/M tokens | $0.4/M tokens |
| Context window | 1.0M tokens | 1.0M tokens |
| Weights | — | Closed |
| Free API (OpenRouter) | No | No |
| Released | Sep 2025 | Feb 2026 |
| At 10M a month | $4.00 | $1.00 |
Input tokens at list price. No caching, no batch discount.
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 12 Oct 2026.
Both are developed by Qwen but target different use cases. Qwen Plus 0728 has a 1.0M token context window vs Qwen3.5 Flash's 1.0M. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.
It depends on your use case. Qwen Plus 0728 and Qwen3.5 Flash each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.
Qwen Plus 0728 costs $0.4/M input tokens and Qwen3.5 Flash costs $0.1/M input tokens. Qwen3.5 Flash is $0.30/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 Qwen Plus 0728 and Qwen3.5 Flash 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.