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

Claude Opus 4.8 vs LLaMA 3.2

Anthropic
Claude Opus 4.8
Meta
LLaMA 3.2
Overview
CompanyAnthropicMeta
Release dateMay 28 2026Sep 25 2024
AccessProprietaryOpen Weight
Specifications
Parameters
1B/3B
Context window
1M
Benchmarks
Nonsense detection
BullshitBench v2
95%
Agentic coding
SWE-Bench Pro
69.2%
Multilingual coding
SWE-Bench Multilingual
84.4%
Agentic coding
CursorBench v3.1
63.8%
Agentic coding
DeepSWE 1.0
55.8%
Next.js coding
Next.js Evals
88%
Agentic terminal coding
Terminal-Bench 2.1
74.6%
Web browsing
BrowseComp
84.3%
Multidisciplinary reasoning
Humanity's Last Exam · no tools
49.8%
Multidisciplinary reasoning
Humanity's Last Exam · with tools
57.9%
Agentic computer use
OSWorld-Verified
83.4%
Agentic financial analysis
Finance Agent v2
53.9%
Agentic legal work
Harvey's Legal Agent Benchmark
9.58%
Tax questions
TaxEval v2
75.63%
Medical admin work
MedScribe
85.75%
Knowledge work
GDPval-AA
1890
Community preference
Arena Elo (Text)
1482
Community preference (code)
Arena Elo (Code)
1560
Timeline
Release gapLLaMA 3.2 shipped 610 days before Claude Opus 4.8

Which is better: Claude Opus 4.8 or LLaMA 3.2?

Claude Opus 4.8 and LLaMA 3.2 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. LLaMA 3.2 shipped 610 days before Claude Opus 4.8, so benchmark comparisons should account for the intervening progress.

Claude Opus 4.8 is proprietary, while LLaMA 3.2 is open weight.

Direct benchmark comparisons are unavailable — Claude Opus 4.8 and LLaMA 3.2 don't publish scores on any of the same benchmarks.

Frequently asked questions

Claude Opus 4.8 was released by Anthropic on May 28 2026.

LLaMA 3.2 was released by Meta on Sep 25 2024.

Claude Opus 4.8 is a proprietary model released by Anthropic. LLaMA 3.2 is an open weight model released by Meta.

Other comparisons