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Claude Opus 4 vs LLaMA 1

2 vs 0 benchmarks won

Anthropic
Claude Opus 4
Meta
LLaMA 1
Overview
CompanyAnthropicMeta
Release dateMay 22 2025Feb 24 2023
Model type
Open sourceNoYes
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
79.6%
Software engineering
SWE-Bench Verified
72.5%
Multimodal understanding
MMMU
Timeline
Release gapLLaMA 1 shipped 818 days before Claude Opus 4

Which is better: Claude Opus 4 or LLaMA 1?

Claude Opus 4 leads LLaMA 1 on 2 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). LLaMA 1 shipped 818 days before Claude Opus 4, so benchmark comparisons should account for the intervening progress.

LLaMA 1 is an open-source / open-weight model; Claude Opus 4 is proprietary.

Direct benchmark comparisons are unavailable — at least one of these models has not published scores on GPQA Diamond, SWE-Bench Verified, or MMMU.

Frequently asked questions

When was Claude Opus 4 released?
Claude Opus 4 was released by Anthropic on May 22 2025.
When was LLaMA 1 released?
LLaMA 1 was released by Meta on Feb 24 2023.
Is Claude Opus 4 or LLaMA 1 open source?
LLaMA 1 is an open-source / open-weight model released by Meta. Claude Opus 4 is a proprietary model released by Anthropic.

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