Anthropic Claude 1 vs Meta LLaMA 2 — side-by-side specs.
Anthropic Claude 1 | Meta LLaMA 2 | |
|---|---|---|
| Overview | ||
| Company | Anthropic | Meta |
| Release date | Mar 14 2023 | Jul 18 2023 |
| Model type | — | — |
| Open source | No | Yes |
| Specifications | ||
Parameters | — | — |
Context window | — | — |
| Benchmarks | ||
Science reasoning GPQA Diamond | — | — |
Software engineering SWE-Bench Verified | — | — |
Multimodal understanding MMMU | — | — |
| Timeline | ||
| Release gap | Claude 1 shipped 126 days before LLaMA 2 | |
Claude 1 and LLaMA 2 do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. Claude 1 shipped 126 days before LLaMA 2, so benchmark comparisons should account for the intervening progress.
LLaMA 2 is an open-source / open-weight model; Claude 1 is proprietary.
Direct benchmark comparisons are unavailable — at least one of these models has not published scores on GPQA Diamond, SWE-Bench Verified, or MMMU.