Composer 1.5 vs LLaMA 3.3
Cursor Composer 1.5 | Meta LLaMA 3.3 | |
|---|---|---|
| Overview | ||
| Company | Cursor | Meta |
| Release date | Feb 8 2026 | Dec 6 2024 |
| Access | Proprietary | Open Weight |
| Specifications | ||
Parameters | — | 70B |
| Benchmarks | ||
Next.js coding Next.js EvalsVercel's open eval of how well AI coding agents build and migrate real Next.js apps — measured as the share of tasks the agent completes successfully. Higher is better. | 67% | — |
| Timeline | ||
| Release gap | LLaMA 3.3 shipped 429 days before Composer 1.5 | |
Which is better: Composer 1.5 or LLaMA 3.3?
Composer 1.5 and LLaMA 3.3 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. LLaMA 3.3 shipped 429 days before Composer 1.5, so benchmark comparisons should account for the intervening progress.
Composer 1.5 is proprietary, while LLaMA 3.3 is open weight.
Direct benchmark comparisons are unavailable — Composer 1.5 and LLaMA 3.3 don't publish scores on any of the same benchmarks.
Frequently asked questions
Composer 1.5 was released by Cursor on Feb 8 2026.
LLaMA 3.3 was released by Meta on Dec 6 2024.
Composer 1.5 is a proprietary model released by Cursor. LLaMA 3.3 is an open weight model released by Meta.
Other comparisons
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