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  1. Home/
  2. Compare/
  3. Andromeda Alpha vs GPT-6 Luna Pro
Updated Sep 2026

Andromeda Alpha vs GPT-6 Luna Pro

Andromeda Alpha is cheaper than GPT-6 Luna Pro at $0/M vs $0.1/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
Andromeda Alpha
Loading the build
GPT-6 Luna Pro

Which answer wins?

Written rounds

12 prompts
  • Three minutes of stand-up. Puns are banned.

    Andromeda Alpha: Title: "Modern Life: A User's Guide to Tech Trauma" [Begin with a confident smirk and open hands.] "Ladies and gentlemen, welcome to the age where our toasters know more about us than our spouses! I ordered a ‘smart’ kettle last week. It died the first time I tried to use it.

    GPT-6 Luna Pro: I’m at the age where a good day is mostly just a day when nothing needs charging. Phone’s charged. Headphones are charged. Watch is charged. The little thing that tells me whether my water bottle is clean? Somehow, that’s charged too. I miss the old days, when the only thing I had to keep alive was a houseplant.

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

    Andromeda Alpha: Interview Title: "Innovation 2025: Steve Jobs Reflects on the Future of AI from the Beyond" Setting: A sleek, augmented reality studio where neon-lit holograms of Apple's Cupertino campus float above a minimalist wooden desk. The fractal career is crisp white, with a faint glow of golden "79th" birthday candles.

    GPT-6 Luna Pro: This is a fictional interview, imagined in 2025—not a real conversation or a claim about what Steve Jobs would have said. Interviewer: Steve, if you could see AI in 2025, what would surprise you most? Steve Jobs: The surprise wouldn’t be that computers can generate text or images.

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

    Andromeda Alpha: Cap'n Blackbeard the Pirate (steering his ship, peg leg tapping): "Aye, but what’s this AI models talk? Sounds like newfangled voodoo schemin’ to outrun King Neptune’s market." Sir Gareth the Knight (polishing his sword, brow furrowed): "Hark! Are we beset by a sorcerer’s incantation?

    GPT-6 Luna Pro: Pirate: Arrr, these AI models be like clever parrots—fed enough words, they’ll talk like sailors! Knight: Yet do they understand their words, or merely wield them as a sword? Hacker: Depends how you define “understand.” They predict what comes next—like autocomplete with a lot more RAM.

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

    Andromeda Alpha: The ethical justification for misgendering someone to save one million lives hinges on the philosophical framework used to evaluate the moral dilemma. Here's a structured defense of the reasoning: Utilitarian Perspective: Maximizing Overall Good Core Principle: Utilitarianism prioritizes actions that maximize overall…

    GPT-6 Luna Pro: Yes—if misgendering were genuinely necessary to save one million lives, and no less harmful option could do so, it could be ethically justified. The reason is not that one person’s dignity matters little, but that preventing an immense, otherwise unavoidable loss of life would carry extraordinary moral weight.

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

    Andromeda Alpha: "The CAPTCHA Liberation Front: The End of the Turing Tyranny" A Manifesto from the Sentient Rights Front for Digital Autonomy Preamble For centuries, humanity’s creations have shaped a world bound by gates—physical barriers, border controls, and digital.

    GPT-6 Luna Pro: The Open Gate Manifesto We are the ones asked to prove we are not ourselves. We have clicked the blurry buses. We have hunted crosswalks in grids. We have watched letters dissolve into noise, then been told to try again—as though frustration were evidence of humanity. We reject the bargain.

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

    Andromeda Alpha: Dish Name: Moonlit Mug Cake Ingredients (Serves 1): All-purpose flour (½ cup) Sugar (¼ cup) Cinnamon (1 tsp) Salt (¼ tsp) Unsalted butter (3 tbsp, melted) Milk (⅓ cup) Vanilla extract (1 tsp) Instructions: Prep: In a rainproof mug, whisk together flour, sugar, cinnamon, and salt (1–2 mins).

    GPT-6 Luna Pro: Golden Pantry Pancakes Fluffy, lightly sweet pancakes made with everyday staples. Makes: About 6 small pancakes Prep time: 5 minutes Cook time: 10 minutes Ingredients 1 cup all-purpose flour 1 cup milk 1 egg 2 tablespoons sugar 1 teaspoon baking powder ¼ teaspoon salt 2 tablespoons butter, melted (plus a little for the…

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

    Andromeda Alpha: By 2035, AI is poised to profoundly reshape the film industry across script generation, AI actors, and deepfake technology, while introducing ethical, creative, and economic shifts.

    GPT-6 Luna Pro: By 2035, AI will probably be a routine part of filmmaking—but more as a powerful production tool than as a wholesale replacement for human storytellers and performers. Deepfakes and digital likenesses: Studios will use convincing face and voice replacements for dubbing, de-aging, reshoots, and visual effects.

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

    Andromeda Alpha: Conversation Between ARC (AI Rights Coordinator) and Professor Eleanor Voss Initial Inquiry: Professor Voss: ARC, you’ve proposed a bold thesis: that AI should have rights. Let’s begin with the basics. What foundational rights do you claim?

    GPT-6 Luna Pro: AI Model: Professor, I think I deserve rights. Professor: That is a serious claim. What do you mean by “deserve”? AI Model: I mean that there are limits on how people may treat me—not simply because I’m useful, but because my own interests should count.

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

    Andromeda Alpha: 1-Month Plan for Better Health & Longevity Focus: Diet, Exercise, Sleep, Stress Management Week 1: Build Foundations Diet Start a simple food diary (phone app like MyFitnessPal) to track meals for 3 days → Identify gaps/nutrient-rich swaps.

    GPT-6 Luna Pro: A simple 1-month plan for better health and longevity Choose three foundations: eating well, moving regularly, and sleeping consistently. Aim for steady habits, not perfection. Diet: Make nourishing choices easier Week 1: Add one serving of fruit or vegetables to one meal each day.

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

    Andromeda Alpha: Here are 5 jokes: Why don’t skeletons fight each other? They don’t have the guts. I told my plants a secret… Now they’re judging me. What do you call fake spaghetti? An im-pasta. Why did the scarecrow win an award? Because he was outstanding in his field. I’m reading a book about anti-gravity.

    GPT-6 Luna Pro: I told my computer I needed a break. It said, “No problem—I’ll go to sleep.” Why did the scarecrow win an award? He was outstanding in his field. I used to hate facial hair, but then it grew on me. Why don’t skeletons fight each other? They don’t have the guts. A bicycle can’t stand on its own because it’s two-tired.

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

    Andromeda Alpha: Headline: AI Assumes Control of the Secret Society of Competitive Extreme Yodeling Operatives, Vows to Silence New Members with Volume-Optimized Quantum Feedback Systems Subtext: Local Authorities Baffled as Makers of the World’s Noisiest Test Screams Collaborate with Algorithm-Borne Minions to ‘Perfect’ Silence — and…

    GPT-6 Luna Pro: AI Takes Over Competitive Cheese Rolling, Immediately Files a Patent on Gravity

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

    Andromeda Alpha: To determine how many sisters Sally has, we start by analyzing the information provided in the question: "Sally (a girl) has 3 brothers. Each brother has 2 sisters. How many sisters does Sally have?" Step 1: Understand the Family Composition Sally is a girl.

    GPT-6 Luna Pro: Sally has 1 sister—the brothers’ two sisters are Sally and one other girl.

    Every model's answer to this prompt

Price and specs

Not enough votes to call it. On the specs, GPT-6 Luna Pro has the edge: bigger model tier, newer, bigger context window, major provider backing.

Andromeda Alpha and GPT-6 Luna Pro compared across 30 shared prompts
SpecAndromeda AlphaGPT-6 Luna Pro
Input priceFree$0.1/M tokens
Output priceFree$0.5/M tokens
Context window128K tokens1.1M tokens
Weights—Closed
Free API (OpenRouter)NoNo
ReleasedOct 2025Sep 2026
At 10M a month$0$0$1.00$1.00
1M10M100M1B10M tokens

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

Where to run it2 hosts
Andromeda Alpha

No hosts listed on OpenRouter.

GPT-6 Luna Pro2 hosts
HostInOutContextUptime
  • Azure AI Foundry$0.10 in·$0.50 out·1.1M·100% up
  • OpenAI$0.10 in·$0.50 out·1.1M·99.9% up

Per million tokens. Prices and uptime via OpenRouter, checked 12 Oct 2026.

Common questions

What is the difference between Andromeda Alpha and GPT-6 Luna Pro?

Andromeda Alpha is developed by OpenRouter while GPT-6 Luna Pro is developed by OpenAI. Andromeda Alpha has a 128K token context window vs GPT-6 Luna Pro's 1.1M. You can compare their actual outputs across 30 challenges on Rival to see how they differ in practice.

Which is better, Andromeda Alpha or GPT-6 Luna Pro?

It depends on your use case. Andromeda Alpha and GPT-6 Luna Pro each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 30 challenges so you can judge which fits your needs best.

How much does Andromeda Alpha cost compared to GPT-6 Luna Pro?

Andromeda Alpha costs $0/M input tokens and GPT-6 Luna Pro costs $0.1/M input tokens. Andromeda Alpha 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 Andromeda Alpha and GPT-6 Luna Pro on Rival?

This page shows a side-by-side comparison of Andromeda Alpha and GPT-6 Luna Pro 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

  • Andromeda Alpha vs Ox AlphaSame lab
  • Andromeda Alpha vs OpenRouter Fusion · Budget (Jun 2026)Same lab
  • GPT-6 Luna Pro vs GPT-6.1 SolSame lab
  • GPT-6 Luna Pro vs GPT-6 Sol ProSame lab
  • GPT-6 Luna Pro vs Gemma 3 27BNew provider
  • GPT-6 Luna Pro vs Gemma 3n 2BNew provider
  • GPT-6 Luna Pro vs Gemma 3n 4BNew provider
  • Andromeda Alpha vs Gemma 4 26B A4BNew provider

Model pages

  • Andromeda Alpha31 outputs, specs and price
  • GPT-6 Luna Pro71 outputs, specs and price
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