Claude Opus 4.1 vs Code Llama 70B
Anthropic Claude Opus 4.1 | Meta Code Llama 70B | |
|---|---|---|
| Overview | ||
| Company | Anthropic | Meta |
| Release date | Aug 5 2025 | Jan 29 2024 |
| 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. | 43% | — |
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. | 74.5% | — |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | 80.9% | — |
| Timeline | ||
| Release gap | Code Llama 70B shipped 554 days before Claude Opus 4.1 | |
Which is better: Claude Opus 4.1 or Code Llama 70B?
Claude Opus 4.1 and Code Llama 70B don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Code Llama 70B shipped 554 days before Claude Opus 4.1, so benchmark comparisons should account for the intervening progress.
Claude Opus 4.1 is proprietary, while Code Llama 70B is open weight.
Direct benchmark comparisons are unavailable — Claude Opus 4.1 and Code Llama 70B don't publish scores on any of the same benchmarks.
Frequently asked questions
Claude Opus 4.1 was released by Anthropic on Aug 5 2025.
Code Llama 70B was released by Meta on Jan 29 2024.
Claude Opus 4.1 is a proprietary model released by Anthropic. Code Llama 70B is an open weight model released by Meta.
Other comparisons
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