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

Composer 1.5 vs LLaMA 2

Cursor
Composer 1.5
Meta
LLaMA 2
Overview
CompanyCursorMeta
Release dateFeb 9 2026Jul 18 2023
AccessProprietaryOpen Weight
Benchmarks
Next.js coding
Next.js Evals
67%
Timeline
Release gapLLaMA 2 shipped 937 days before Composer 1.5

Which is better: Composer 1.5 or LLaMA 2?

Composer 1.5 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 937 days before Composer 1.5, so benchmark comparisons should account for the intervening progress.

Composer 1.5 is proprietary, while LLaMA 2 is open weight.

Direct benchmark comparisons are unavailable — Composer 1.5 and LLaMA 2 don't publish scores on any of the same benchmarks.

Frequently asked questions

Composer 1.5 was released by Cursor on Feb 9 2026.

LLaMA 2 was released by Meta on Jul 18 2023.

Composer 1.5 is a proprietary model released by Cursor. LLaMA 2 is an open weight model released by Meta.

Other comparisons