LLaMA 4 MaverickvsGrok 4.1 Fast
LLaMA 4 Maverick | Grok 4.1 Fast | |
|---|---|---|
| Benchmarks | ||
BullshitBench v2Nonsense detection — Given 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. | 28% | 19% |
| Overview | ||
| Company | Meta | SpaceXAI |
| Release date | Apr 5 2025 | Nov 19 2025 |
| Access | Open Weight | Proprietary |
Frequently asked questions
LLaMA 4 Maverick leads Grok 4.1 Fast on 1 of the 1 benchmark they both report (BullshitBench v2). LLaMA 4 Maverick shipped 228 days before Grok 4.1 Fast, so benchmark comparisons should account for the intervening progress.
LLaMA 4 Maverick is open weight, while Grok 4.1 Fast is proprietary.
On BullshitBench v2, LLaMA 4 Maverick leads at 28% vs Grok 4.1 Fast at 19%.
LLaMA 4 Maverick was released by Meta on Apr 5 2025.
Grok 4.1 Fast was released by SpaceXAI on Nov 19 2025.
LLaMA 4 Maverick is an open weight model released by Meta. Grok 4.1 Fast is a proprietary model released by SpaceXAI.
Other comparisons
LLaMA 4 MaverickvsClaude Opus 5Grok 4.1 FastvsClaude Opus 5LLaMA 4 MaverickvsGPT-5.6-CyberGrok 4.1 FastvsGPT-5.6-CyberLLaMA 4 MaverickvsGemini 3.7 FlashGrok 4.1 FastvsGemini 3.7 FlashLLaMA 4 MaverickvsDeepSeek-V4-Pro-0813Grok 4.1 FastvsDeepSeek-V4-Pro-0813LLaMA 4 MaverickvsMistral Medium 3.5Grok 4.1 FastvsMistral Medium 3.5LLaMA 4 MaverickvsKimi K3Grok 4.1 FastvsKimi K3