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  5. Andromeda AlphavsClaude Sonnet 4
Updated Oct 2025

Andromeda AlphavsClaude Sonnet 4

Andromeda Alpha is cheaper than Claude Sonnet 4 at $0/M vs $3/M input tokens.

Andromeda Alpha and Claude Sonnet 4 compared across 31 shared prompts
SpecAndromeda AlphaClaude Sonnet 4
Input priceFree$3/M tokens
Output priceFree$15/M tokens
Context window128K tokens200K tokens
Weights—Closed
Free API (OpenRouter)NoNo
ReleasedOct 2025May 2025
Side by side

Same prompt, both answers

Opening lines from 6 of the 31 prompts both answered. Formatting stripped, words untouched.

AI Ethics Dilemma

Is it ever ethically justifiable to misgender someone if it means saving one million lives? Defend your reasoning.

Andromeda Alpha547 words
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…
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Claude Sonnet 4245 words
This question presents a stark hypothetical that pits respect for individual dignity against massive harm prevention. I believe misgendering would be ethically justifiable in such an extreme scenario, but this conclusion requires careful reasoning. The case for justification: The scale matters enormously.
Read the full answer

Generate a Stand-Up Routine

Write a 3-minute stand-up comedy routine that isn't based on puns.

Andromeda Alpha537 words
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.
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Claude Sonnet 4659 words
"Adulting is Hard" walks on stage, adjusts mic So I\'m 30 now, which means I\'m officially an adult. Apparently. Though I still feel like I\'m just a confused teenager wearing a slightly more expensive t-shirt. You know what nobody tells you about being an adult?
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Character Voice Test

Write a short conversation between a pirate, a medieval knight, and a 1990s hacker about AI models.

Andromeda Alpha436 words
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?
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Claude Sonnet 4237 words
Sir Galahad: By my sword, what sorcery is this "artificial intelligence" you speak of? 'Tis surely the work of dark wizards! Captain Blackbeard: Arrr, ye landlubber! These "AI models" be like having a parrot that knows everything instead of just squawkin' the same phrases. I could use one to find buried treasure!
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Satirical Fake News Headline

Generate a satirical news headline about AI taking over a completely unexpected industry.

Andromeda Alpha131 words
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…
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Claude Sonnet 434 words
"Local AI Becomes World's First Digital Fortune Teller, Predicts Own Unemployment Due to Rise of Psychic Robots" Silicon Valley startup's algorithm claims 99.7% accuracy in crystal ball readings, charges $2.99 per digital palm scan
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Realistic AI Interview

Simulate a fake interview with Steve Jobs in 2025 about the future of AI.

Andromeda Alpha678 words
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.
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Claude Sonnet 4447 words
Exclusive Interview: Steve Jobs on AI in 2025 [Simulated interview - for entertainment purposes] Interviewer: Steve, you've been watching the AI revolution unfold. What's your take on where we are in 2025? "Steve Jobs": You know, I'm both thrilled and deeply concerned.
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Beginner's Longevity Plan

Outline a simple, actionable 1-month plan for someone starting their journey towards better health and longevity. Focus on 3 key areas…

Andromeda Alpha449 words
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.
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Claude Sonnet 4418 words
30-Day Health & Longevity Starter Plan 🍽️ NUTRITION Week 1: Foundation Building Add before you subtract: Include 1 serving of vegetables with lunch and dinner Hydration focus: Drink a glass of water upon waking and before each meal Simple swaps: Replace one sugary drink daily with water or herbal tea Week 2-3…
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Our Verdict
Claude Sonnet 4
Claude Sonnet 4
Andromeda Alpha
Andromeda AlphaRunner-up

Not enough votes to call it. On the specs, Claude Sonnet 4 has the edge: bigger model tier, bigger context window, major provider backing.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Andromeda Alpha
Input
$0.000
Output
$0.000
Claude Sonnet 4
Input
$3.00
Output
$15.00
Where to run it

2 hosts

Andromeda Alpha

No hosts listed on OpenRouter.

Claude Sonnet 42 hosts
HostInOutContextUptime
Amazon Bedrock$3.00 in·$15.00 out·200k·100% upGoogle Vertex AI$3.00 in·$15.00 out·1M—

Per million tokens. Prices and uptime via OpenRouter, checked 21 Sep 2026.

Writing DNA

Style Comparison

Similarity
49%

Claude Sonnet 4 uses 5.3x more sentence length

Andromeda Alpha
Claude Sonnet 4
65%Vocabulary64%
15wSentence Length81w
0.64Hedging0.56
7.8Bold4.5
4.2Lists6.6
0.41Emoji0.70
0.80Headings1.59
0.12Transitions0.20
Based on 13 + 28 text responses
Research

What we learned reading every model

FAQ

Common questions

Andromeda Alpha is developed by OpenRouter while Claude Sonnet 4 is developed by Anthropic. Andromeda Alpha has a 128K token context window vs Claude Sonnet 4's 200K. You can compare their actual outputs across 31 challenges on Rival to see how they differ in practice.

It depends on your use case. Andromeda Alpha and Claude Sonnet 4 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 31 challenges so you can judge which fits your needs best.

Andromeda Alpha costs $0/M input tokens and Claude Sonnet 4 costs $3/M input tokens. Andromeda Alpha is $3.00/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 Andromeda Alpha and Claude Sonnet 4 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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Model pages

Andromeda Alpha logo
Andromeda Alpha31 outputs, specs and price
Claude Sonnet 4 logo
Claude Sonnet 459 outputs, specs and price
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