AI Model Release Tracker - Timeline of Major AI Models from 2022-2026

LLaMA 4 Scout vs GPT-5

Meta
LLaMA 4 Scout
OpenAI
GPT-5
Overview
CompanyMetaOpenAI
Release dateApr 5 2025Aug 7 2025
AccessOpen WeightProprietary
Benchmarks
Nonsense detection
BullshitBench v2
19%
21%Best
Community preference (code)
Arena Elo (Code)
1394
Timeline
Release gapLLaMA 4 Scout shipped 124 days before GPT-5

Which is better: LLaMA 4 Scout or GPT-5?

GPT-5 leads LLaMA 4 Scout on 1 of the 1 benchmark they both report (BullshitBench v2). LLaMA 4 Scout shipped 124 days before GPT-5, so benchmark comparisons should account for the intervening progress.

LLaMA 4 Scout is open weight, while GPT-5 is proprietary.

On BullshitBench v2, GPT-5 leads at 21% vs LLaMA 4 Scout at 19%.

Frequently asked questions

LLaMA 4 Scout was released by Meta on Apr 5 2025.

GPT-5 was released by OpenAI on Aug 7 2025.

LLaMA 4 Scout is an open weight model released by Meta. GPT-5 is a proprietary model released by OpenAI.

Other comparisons