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

Composer 2.5 vs LLaMA 2

Cursor
Composer 2.5
Meta
LLaMA 2
Overview
CompanyCursorMeta
Release dateMay 18 2026Jul 18 2023
AccessProprietaryOpen Weight
Benchmarks
Multilingual coding
SWE-Bench Multilingual
79.8%
Agentic coding
CursorBench v3.1
63.2%
Next.js coding
Next.js Evals
92%
Agentic terminal coding
Terminal-Bench 2.0
69.3%
Timeline
Release gapLLaMA 2 shipped 1035 days before Composer 2.5

Which is better: Composer 2.5 or LLaMA 2?

Composer 2.5 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 1035 days before Composer 2.5, so benchmark comparisons should account for the intervening progress.

Composer 2.5 is proprietary, while LLaMA 2 is open weight.

Direct benchmark comparisons are unavailable — Composer 2.5 and LLaMA 2 don't publish scores on any of the same benchmarks.

Frequently asked questions

Composer 2.5 was released by Cursor on May 18 2026.

LLaMA 2 was released by Meta on Jul 18 2023.

Composer 2.5 is a proprietary model released by Cursor. LLaMA 2 is an open weight model released by Meta.

Other comparisons