Claude 3 Opus vs LLaMA 4 Scout
Anthropic Claude 3 Opus | Meta LLaMA 4 Scout | |
|---|---|---|
| Overview | ||
| Company | Anthropic | Meta |
| Release date | Mar 4 2024 | Apr 5 2025 |
| Access | Proprietary | Open Weight |
| Benchmarks | ||
Nonsense detection BullshitBench v2Given a confidently-worded but nonsensical prompt, does the AI spot that it makes no sense and push back — instead of playing along and inventing an answer? The score is how often it clearly called out the nonsense. Higher is better. | — | 19% |
Coding SWE-Bench VerifiedReal coding tasks pulled from open-source projects — the AI has to find and fix actual bugs. A human-checked version of the original SWE-Bench. Higher is better. | 33% | — |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | 50.4% | — |
| Timeline | ||
| Release gap | Claude 3 Opus shipped 397 days before LLaMA 4 Scout | |
Which is better: Claude 3 Opus or LLaMA 4 Scout?
Claude 3 Opus and LLaMA 4 Scout don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 3 Opus shipped 397 days before LLaMA 4 Scout, so benchmark comparisons should account for the intervening progress.
Claude 3 Opus is proprietary, while LLaMA 4 Scout is open weight.
Direct benchmark comparisons are unavailable — Claude 3 Opus and LLaMA 4 Scout don't publish scores on any of the same benchmarks.
Frequently asked questions
Claude 3 Opus was released by Anthropic on Mar 4 2024.
LLaMA 4 Scout was released by Meta on Apr 5 2025.
Claude 3 Opus is a proprietary model released by Anthropic. LLaMA 4 Scout is an open weight model released by Meta.
Other comparisons
Claude 3 Opus vs GPT-5.6 SolLLaMA 4 Scout vs GPT-5.6 SolClaude 3 Opus vs Gemini OmniLLaMA 4 Scout vs Gemini OmniClaude 3 Opus vs Grok 4.5LLaMA 4 Scout vs Grok 4.5Claude 3 Opus vs DeepSeek-V4-ProLLaMA 4 Scout vs DeepSeek-V4-ProClaude 3 Opus vs Mistral Medium 3.5LLaMA 4 Scout vs Mistral Medium 3.5Claude 3 Opus vs Kimi K2.7 CodeLLaMA 4 Scout vs Kimi K2.7 Code