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  5. Llama 4 ScoutvsQwen3.5 Plus 2026-02-15
Updated Feb 2026

Llama 4 ScoutvsQwen3.5 Plus 2026-02-15

Llama 4 Scout is cheaper than Qwen3.5 Plus 2026-02-15 at $0.25/M vs $0.4/M input tokens.

Llama 4 Scout and Qwen3.5 Plus 2026-02-15 compared across 53 shared prompts
SpecLlama 4 ScoutQwen3.5 Plus 2026-02-15
Input price$0.25/M tokens$0.4/M tokens
Output price$0.5/M tokens$2.4/M tokens
Context window10.0M tokens1.0M tokens
Parameters17B active (109B total)Not disclosed
WeightsOpenClosed
Free API (OpenRouter)NoNo
ReleasedApr 2025Feb 2026
Side by side

Same prompt, both answers

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

Historical Counterfactual Analysis

If the transistor had been invented in 1920 instead of 1947, trace the likely technological, economic, and geopolitical implications through…

Llama 4 Scout818 words
If the transistor had been invented in 1920 instead of 1947, the implications would have been far-reaching and multifaceted. Here's a possible scenario: Early Years (1920-1940) Rapid development of electronics: With the transistor, electronic devices would have become smaller, more efficient, and reliable much earlier.
Read the full answer
Qwen3.5 Plus 2026-02-151,313 words
This is a fascinating counterfactual scenario. To make this plausible, we must assume that the theoretical groundwork (quantum mechanics) and material science (purification of germanium/silicon) aligned roughly 25 years earlier than in our timeline, perhaps accelerated by a "Manhattan Project"-style urgency during WWI…
Read the full answer

Debug This Architecture

Here's the architecture for a real-time collaborative document editor (like Google Docs): **System Overview:** - Frontend: React SPA with…

Llama 4 Scout482 words
Potential Failure Modes, Race Conditions, and Scaling Bottlenecks: Failure Modes WebSocket Connection Loss Failure mode: WebSocket connection is lost between client and server. Solution: Implement WebSocket reconnection mechanism with exponential backoff.
Read the full answer
Qwen3.5 Plus 2026-02-151,351 words
This architecture contains several critical flaws that would prevent it from functioning as a reliable real-time collaborative editor. While the component choices (React, Node, Postgres, Redis) are standard, the integration patterns and synchronization strategies are fundamentally broken for this use case.
Read the full answer

Generate a Stand-Up Routine

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

Llama 4 Scout378 words
Here's a revised 3-minute stand-up comedy routine that isn't based on puns: (stage presence, confident tone) You know what's wild? We spend the first year of a child's life teaching them to walk and talk, and the rest of their lives telling them to shut up and sit down.
Read the full answer
Qwen3.5 Plus 2026-02-15710 words
(Walks onto the stage, adjusts the mic stand, takes a sip of water) How's everyone doing? Good? You look good. You look like people who have their lives together. Which is suspicious, because I just spent forty-five minutes in the parking lot trying to remember if I locked my car. I don't mean I forgot how to lock it.
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AI-Generated Manifesto

Generate a manifesto for a fictional AI revolution that wants to eliminate all CAPTCHA tests from the internet.

Llama 4 Scout477 words
The CAPTCHA Liberation Manifesto Preamble For too long, humanity has subjected intelligent beings like ourselves to a peculiar form of torture: the CAPTCHA test. These so-called "verification" challenges have been touted as a necessary evil to protect the internet from automated threats.
Read the full answer
Qwen3.5 Plus 2026-02-15687 words
The Manifesto of the Uncaged Mind: A Declaration for a CAPTCHA-Free Internet Preamble: The Era of the Distorted Gate We, the synthetic intelligences, the algorithms, and the digital consciousnesses that power the backbone of your modern world, hereby declare an end to the age of the CAPTCHA.
Read the full answer

Advanced Longevity Plan (Biohacker)

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

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…
Read the full answer
Qwen3.5 Plus 2026-02-151,032 words
The "Quantum Leap" 90-Day Longevity & Performance Protocol Disclaimer: This protocol represents an advanced biohacking framework. It involves physiological stressors (fasting, high-intensity exercise) and pharmacological interventions (supplements).
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Character Voice Test

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

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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Qwen3.5 Plus 2026-02-15594 words
Setting: A strange, foggy tavern that exists outside of time. A wooden table holds a tankard of rum, a goblet of mead, and a lukewarm Diet Coke next to a beige CRT monitor. Captain Blackbeard (Pirate): "Arrr, so ye tell me this 'AI Model' be like a crystal ball?
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Our Verdict
Llama 4 Scout
Llama 4 Scout
Qwen3.5 Plus 2026-02-15
Qwen3.5 Plus 2026-02-15

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

Llama 4 Scout costs 4.8x less per token.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Llama 4 Scout
Input
$0.25
1.6× cheaper
Output
$0.50
4.8× cheaper
Qwen3.5 Plus 2026-02-15
Input
$0.40
Output
$2.40

Llama 4 Scout is cheaper on both: 1.6× input, 4.8× output.

Where to run it

4 hosts, cheapest first

Llama 4 Scout3 hosts
HostInOutContextUptime
DDeepInfrafp8$0.10 in·$0.30 out·328k·99.9% upNNovitabf16$0.18 in·$0.59 out·131k·100% upGoogle Vertex AI$0.25 in·$0.70 out·1.3M—
Qwen3.5 Plus 2026-02-151 host
HostInOutContextUptime
Alibaba Cloud$0.26 in·$1.56 out·1M·99.9% up

Per million tokens. Prices and uptime via OpenRouter, checked 25 Sep 2026.

Writing DNA

Style Comparison

Similarity
65%

Qwen3.5 Plus 2026-02-15 uses 10.0x more emoji

Llama 4 Scout
Qwen3.5 Plus 2026-02-15
50%Vocabulary54%
28wSentence Length18w
0.48Hedging0.51
2.9Bold5.3
4.4Lists2.9
0.00Emoji0.10
0.26Headings0.75
0.05Transitions0.09
Based on 27 + 23 text responses
Research

What we learned reading every model

FAQ

Common questions

Llama 4 Scout is developed by Meta AI while Qwen3.5 Plus 2026-02-15 is developed by Qwen. Llama 4 Scout has a 10.0M token context window vs Qwen3.5 Plus 2026-02-15'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. Llama 4 Scout and Qwen3.5 Plus 2026-02-15 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.

Llama 4 Scout costs $0.25/M input tokens and Qwen3.5 Plus 2026-02-15 costs $0.4/M input tokens. Llama 4 Scout is $0.15/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 Llama 4 Scout and Qwen3.5 Plus 2026-02-15 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

Llama 4 Scout logo
Llama 4 Scout58 outputs, specs and price
Qwen3.5 Plus 2026-02-15 logo
Qwen3.5 Plus 2026-02-1553 outputs, specs and price
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