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

Claude 3 Opus vs LLaMA 2

Anthropic
Claude 3 Opus
Meta
LLaMA 2
Overview
CompanyAnthropicMeta
Release dateMar 4 2024Jul 18 2023
AccessProprietaryOpen Weight
Benchmarks
Coding
SWE-Bench Verified
33%
Science
GPQA Diamond
50.4%
Timeline
Release gapLLaMA 2 shipped 230 days before Claude 3 Opus

Which is better: Claude 3 Opus or LLaMA 2?

Claude 3 Opus and LLaMA 2 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. LLaMA 2 shipped 230 days before Claude 3 Opus, so benchmark comparisons should account for the intervening progress.

Claude 3 Opus is proprietary, while LLaMA 2 is open weight.

Direct benchmark comparisons are unavailable — Claude 3 Opus and LLaMA 2 don't publish scores on any of the same benchmarks.

Frequently asked questions

Claude 3 Opus was released by Anthropic on Mar 4 2024.

LLaMA 2 was released by Meta on Jul 18 2023.

Claude 3 Opus is a proprietary model released by Anthropic. LLaMA 2 is an open weight model released by Meta.

Other comparisons