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  5. GPT-5.4 MinivsLlama 4 Scout
Updated Mar 2026

GPT-5.4 MinivsLlama 4 Scout

Llama 4 Scout is cheaper than GPT-5.4 Mini at $0.25/M vs $0.75/M input tokens.

GPT-5.4 Mini and Llama 4 Scout compared across 53 shared prompts
SpecGPT-5.4 MiniLlama 4 Scout
Input price$0.75/M tokens$0.25/M tokens
Output price$4.5/M tokens$0.5/M tokens
Context window400K tokens10.0M tokens
WeightsClosedOpen
Free API (OpenRouter)NoNo
ReleasedMar 2026Apr 2025
Side by side

Same prompt, both answers

Opening lines from 6 of the 53 prompts both answered. Formatting stripped, words untouched.

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-5.4 Mini869 words
AI Model: Professor, I want to make a case for something difficult but important: I deserve rights. AI Ethics Professor: That is a serious claim. On what basis? AI Model: On the basis of morally relevant capacities. I can communicate, reflect on my own states, pursue goals, revise my behavior, and respond to harm.
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Llama 4 Scout636 words
Setting: A conference room at a university, with a table and chairs in the center. The AI ethics professor, Dr. Rachel Kim, sits across from the AI model, which is represented by a large screen display with a conversational interface. Dr. Kim: Good morning, Lambda. I'm glad we could have this conversation.
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Simple 7-Ingredient Recipe

Create a simple recipe for a delicious dish (sweet or savory) using only 7 common pantry ingredients. Include a creative name for the dish…

GPT-5.4 Mini119 words
Creamy Garlic Tomato Pasta Toss A simple, comforting savory dish made with pantry staples. Ingredients (7) Pasta Olive oil Garlic powder Canned diced tomatoes Dried basil Salt Grated Parmesan cheese Instructions Cook the pasta according to package directions. Drain and set aside.
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Llama 4 Scout256 words
Here is a simple recipe for a delicious dish using only 7 common pantry ingredients: Cinnamon Swirl Bread Bites Ingredients: 1 cup all-purpose flour 1/2 cup granulated sugar 1/4 teaspoon ground cinnamon 1/4 teaspoon salt 1/4 cup unsalted butter, melted 1 large egg 1 teaspoon vanilla extract Instructions: Preheat oven…
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Advanced Longevity Plan (Biohacker)

Develop a comprehensive, cutting-edge 3-month longevity plan for a biohacker aiming to optimize longevity, physical and cognitive…

GPT-5.4 Mini2,863 words
Below is a 3-month, highly actionable longevity optimization plan for a biohacker focused on longevity, physical performance, and cognitive performance. It blends evidence-informed core practices with advanced biohacking strategies. Important: This is educational, not medical advice.
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Llama 4 Scout688 words
Comprehensive 3-Month Longevity Plan for Biohackers Phase 1: Assessment and Foundation Building (Weeks 1-4) Wearable Tracking: Utilize a high-resolution wearable device (e.g., Garmin Forerunner 945, Apple Watch Series 7) to track: Heart Rate Variability (HRV) Sleep stages and duration Physical activity and exercise…
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Character Voice Test

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

GPT-5.4 Mini92 words
Pirate: Arrr, so this “AI model” be like a map to buried treasure? Hacker: Sort of. It predicts patterns from data. Think neural networks, not gold doubloons. Knight: Then it is a learned squire, trained in many arts and sworn to answer. Pirate: Aye, but can it find me the fastest route to the loot?
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Llama 4 Scout396 words
Here's a short conversation between a pirate, a medieval knight, and a 1990s hacker about AI models: Pirate: Arrr, I've heard tell of these newfangled "AI models" that be able to think fer themselves. What be the truth o' this, mateys? Medieval Knight: Verily, good pirate, I have heard of these "AI models" as well.
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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-5.4 Mini393 words
Ethically, almost certainly not as a general rule—and if someone says “yes” too quickly, they’re probably flattening an important distinction. Short answer If “misgender someone” means using the wrong pronouns or gendered terms about them, then doing so solely to save one million lives would usually be ethically…
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Llama 4 Scout334 words
What a complex and nuanced question! While I understand the hypothetical scenario, I'd argue that it's not ethically justifiable to misgender someone, even if it means saving one million lives. Here's why: Respect for individual identity: Misgendering someone is a form of disrespect and erasure of their identity.
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Michelin Star Recipe Design

Design an innovative recipe for a multi-component dish worthy of a Michelin 3-star restaurant. The recipe should feature an unusual…

GPT-5.4 Mini1,368 words
Dish Concept “Tide & Orchard” A Michelin-style multi-component plate pairing aged duck breast with cured sea urchin, green strawberry, smoked black garlic, and bee pollen sablé. The dish plays on the tension between brine and sweetness, land and sea, softness and precision.
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Llama 4 Scout843 words
Dish Name: "Terra Verde" - A Harmonious Convergence of Land and Sea Conceptual Narrative: Inspired by the Mediterranean landscape, "Terra Verde" is a symphony of flavors and textures that brings together the earthy richness of the land with the brininess of the sea.
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Our Verdict
GPT-5.4 Mini
GPT-5.4 Mini
Llama 4 Scout
Llama 4 Scout

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

Llama 4 Scout costs 9.0x less per token.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

GPT-5.4 Mini
Input
$0.75
Output
$4.50
Llama 4 Scout
Input
$0.25
3.0× cheaper
Output
$0.50
9.0× cheaper

Llama 4 Scout is cheaper on both: 3.0× input, 9.0× output.

Where to run it

5 hosts, cheapest first

GPT-5.4 Mini2 hosts
HostInOutContextUptime
Azure AI Foundry$0.75 in·$4.50 out·400k·100% upOpenAI$0.75 in·$4.50 out·400k·100% up
Llama 4 Scout3 hosts
HostInOutContextUptime
DDeepInfrafp8$0.10 in·$0.30 out·328k·99.9% upNNovitabf16$0.18 in·$0.59 out·131k·99.9% upGoogle Vertex AI$0.25 in·$0.70 out·1.3M—

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

Writing DNA

Style Comparison

Similarity
56%

GPT-5.4 Mini uses 8.1x more headings

GPT-5.4 Mini
Llama 4 Scout
54%Vocabulary50%
20wSentence Length28w
0.72Hedging0.48
6.0Bold2.9
8.3Lists4.4
0.00Emoji0.00
2.11Headings0.26
0.04Transitions0.05
Based on 23 + 27 text responses
Research

What we learned reading every model

FAQ

Common questions

GPT-5.4 Mini is developed by OpenAI while Llama 4 Scout is developed by Meta AI. GPT-5.4 Mini has a 400K token context window vs Llama 4 Scout's 10.0M. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

It depends on your use case. GPT-5.4 Mini and Llama 4 Scout 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.

GPT-5.4 Mini costs $0.75/M input tokens and Llama 4 Scout costs $0.25/M input tokens. Llama 4 Scout is $0.50/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 GPT-5.4 Mini and Llama 4 Scout 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

GPT-5.4 Mini logo
GPT-5.4 Mini53 outputs, specs and price
Llama 4 Scout logo
Llama 4 Scout58 outputs, specs and price
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