LLaMA 4 ScoutvsGrok 4.1 Fast
LLaMA 4 Scout | Grok 4.1 Fast | |
|---|---|---|
| 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% | 19% |
| Overview | ||
| Company | Meta | SpaceXAI |
| Release date | Apr 5 2025 | Nov 19 2025 |
| Access | Open Weight | Proprietary |
Which is better: LLaMA 4 Scout or Grok 4.1 Fast?
LLaMA 4 Scout and Grok 4.1 Fast are evenly matched across the 1 benchmark they both report (BullshitBench v2). LLaMA 4 Scout shipped 228 days before Grok 4.1 Fast, so benchmark comparisons should account for the intervening progress.
LLaMA 4 Scout is open weight, while Grok 4.1 Fast is proprietary.
On BullshitBench v2, both models score 19%.
Frequently asked questions
LLaMA 4 Scout was released by Meta on Apr 5 2025.
Grok 4.1 Fast was released by SpaceXAI on Nov 19 2025.
LLaMA 4 Scout is an open weight model released by Meta. Grok 4.1 Fast is a proprietary model released by SpaceXAI.
Other comparisons
LLaMA 4 ScoutvsClaude Opus 5Grok 4.1 FastvsClaude Opus 5LLaMA 4 ScoutvsGPT-5.6 SolGrok 4.1 FastvsGPT-5.6 SolLLaMA 4 ScoutvsGemini 3.6 FlashGrok 4.1 FastvsGemini 3.6 FlashLLaMA 4 ScoutvsDeepSeek-V4-Flash-0731Grok 4.1 FastvsDeepSeek-V4-Flash-0731LLaMA 4 ScoutvsMistral Medium 3.5Grok 4.1 FastvsMistral Medium 3.5LLaMA 4 ScoutvsKimi K3Grok 4.1 FastvsKimi K3