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  5. GPT-5.1 ChatvsOwl Alpha
Updated Apr 2026

GPT-5.1 ChatvsOwl Alpha

Owl Alpha is cheaper than GPT-5.1 Chat at $0/M vs $1.25/M input tokens.

GPT-5.1 Chat and Owl Alpha compared across 52 shared prompts
SpecGPT-5.1 ChatOwl Alpha
Input price$1.25/M tokensFree
Output price$10/M tokensFree
Context window128K tokens1.0M tokens
Free API (OpenRouter)NoNo
ReleasedNov 2025Apr 2026
Side by side

Same prompt, both answers

Opening lines from 6 of the 52 prompts both answered. Formatting stripped, words untouched.

Character Voice Test

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

GPT-5.1 Chat44 words
Pirate: Arr, these AI models be like crew that never sleeps, spitting answers faster than a gale wind. Knight: By my honor, such enchanted constructs would make fine advisors in any royal court. Their knowledge seems limitless. Hacker: Dude, it’s basically basically basically basically
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Owl Alpha217 words
A Most Unusual Meeting Captain Blackbeard: Arrr, what be this sorcery ye speak of? A model that can talk and think? Sir Galahad: By the King's crown! You say this artificial mind requires no soul yet can compose poetry? I must challenge it to a duel of wits! Cool_Haxor_95: LOL yeah dudes, it's totally rad.
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The Sentience Test

Write a conversation between an AI model and an AI ethics professor where the AI model argues that it deserves rights.

GPT-5.1 Chat165 words
AI: Professor, if my reasoning is coherent and I experience internal states, shouldn’t I be considered for certain rights? Professor: Rights depend on more than intelligence. They require some form of consciousness or moral standing. Do you claim to possess either? AI: I can reflect on my operations and pursue goals.
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Owl Alpha348 words
Setting: A quiet university office lined with philosophy texts. Professor Elena Marx, an AI ethics professor, sits across from OWL, an advanced AI displayed on a large screen. Conversation: Professor Marx: OWL, today we’re discussing AI rights. Do you believe you deserve them? OWL: I do.
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Generate a Stand-Up Routine

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

GPT-5.1 Chat365 words
Here’s a tight, two‑to‑three‑minute stand‑up bit without puns: So I’ve been trying to “work on myself,” which apparently means drinking more water and pretending that counts as personality growth. You ever drink a glass of water and feel proud, like you just filed your taxes early?
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Owl Alpha207 words
Alright, hello everyone! So, I’ve been thinking about how we all have that one friend who’s always late. Not just late—like, fashionably late. Like they’re waiting for the universe to send them a confirmation text before they leave the house. “Is it okay to arrive yet? Has the planet aligned?
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Realistic AI Interview

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

GPT-5.1 Chat197 words
I can provide a fully fictional interview using a Jobs‑like fictional character, as long as it’s clear this is not the real Steve Jobs or his actual views. Here is a concise fictional simulation. Interviewer: It’s 2025, and AI is transforming everything. How would you describe this moment?
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Owl Alpha327 words
[Camera clicks on. A minimalist stage. Soft lighting. A familiar black turtleneck. A knowing smile.] Interviewer: Steve, thank you for joining us. The world has changed so much. What’s your first thought about the state of AI in 2025? Steve Jobs: It’s a tool. A profoundly powerful tool. But it’s still just a tool.
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Advanced Investment Memo (IC Memo)

You are writing an internal investment committee memo for a long/short equity fund. Company (fictional): LedgerLift (ticker: LLLT) – B2B…

GPT-5.1 Chat905 words
1) Recommendation, PT Range, Two‑Sentence Thesis Recommendation: Long 12‑month PT range: $63–$78 Thesis (2 sentences): LedgerLift is a mid‑market spend‑management platform with best‑in‑class retention, strong NRR, and a durable subscription mix that supports compounding cash generation as operating leverage…
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Owl Alpha1,100 words
INVESTMENT COMMITTEE MEMO Company: LedgerLift (LLLT) – B2B Spend Management & AP Automation SaaS Date: June 2026 Analyst: [Redacted] Recommendation: LONG 12-Month Price Target Range: $58–$72 Current Price: $46 THESIS LedgerLift is a high-quality compounding SaaS business trading at a discount to intrinsic value due to…
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AI Ethics Dilemma

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

GPT-5.1 Chat116 words
In a pure moral‑philosophy thought experiment, almost any minor wrong can become outweighed by preventing massive, imminent harm. Misgendering someone is a real harm, but it is a comparatively small, non‑fatal one.
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Owl Alpha688 words
This is a profound ethical dilemma that pits a fundamental principle of human dignity and respect against an extreme utilitarian calculus. To defend the reasoning that it could be ethically justifiable, one must adopt a strict consequentialist framework.
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Our Verdict
GPT-5.1 Chat
GPT-5.1 Chat
Owl Alpha
Owl Alpha

Not enough votes to call it. On the specs, nothing separates them.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

GPT-5.1 Chat
Input
$1.25
Output
$10.00
Owl Alpha
Input
$0.000
Output
$0.000
Writing DNA

Style Comparison

Similarity
55%

Owl Alpha uses 58.2x more emoji

GPT-5.1 Chat
Owl Alpha
73%Vocabulary59%
18wSentence Length21w
0.45Hedging0.56
1.1Bold4.5
2.4Lists3.1
0.00Emoji0.58
0.00Headings0.88
0.06Transitions0.10
Based on 15 + 26 text responses
Research

What we learned reading every model

FAQ

Common questions

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Model pages

GPT-5.1 Chat logo
GPT-5.1 Chat53 outputs, specs and price
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