What is the difference between GPT-5 and Llama 4 Scout?

GPT-5 is developed by OpenAI while Llama 4 Scout is developed by Meta AI. GPT-5 has a 400K token context window vs Llama 4 Scout's 10.0M. You can compare their actual outputs across 51 challenges on Rival to see how they differ in practice.

Which is better, GPT-5 or Llama 4 Scout?

It depends on your use case. GPT-5 and Llama 4 Scout each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 51 challenges so you can judge which fits your needs best.

How much does GPT-5 cost compared to Llama 4 Scout?

GPT-5 costs $1.25/M input tokens and Llama 4 Scout costs $0.25/M input tokens. Llama 4 Scout is $1.00/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 GPT-5 and Llama 4 Scout on Rival?

This page shows a side-by-side comparison of GPT-5 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.

Updated Aug 2025

GPT-5vsLlama 4 Scout

Llama 4 Scout is cheaper than GPT-5 at $0.25/M vs $1.25/M input tokens.

GPT-5 and Llama 4 Scout compared across 51 shared prompts
Spec	GPT-5	Llama 4 Scout
Input price	$1.25/M tokens	$0.25/M tokens
Output price	$10/M tokens	$0.5/M tokens
Context window	400K tokens	10.0M tokens
Parameters	Not disclosed	17B active (109B total)
Weights	Closed	Open
Free API (OpenRouter)	No	No
Released	Aug 2025	Apr 2025
SWE-bench Verified	74.9%	54.6%