Grok 3 mini vs Grok 4.3 Beta
SpaceXAI Grok 3 mini | SpaceXAI Grok 4.3 Beta | |
|---|---|---|
| Overview | ||
| Company | SpaceXAI | SpaceXAI |
| Release date | Feb 17 2025 | Apr 17 2026 |
| Access | Proprietary | Proprietary |
| 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. | — | 50% |
| Timeline | ||
| Release gap | Grok 3 mini shipped 424 days before Grok 4.3 Beta | |
Which is better: Grok 3 mini or Grok 4.3 Beta?
Grok 3 mini and Grok 4.3 Beta don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Grok 3 mini shipped 424 days before Grok 4.3 Beta, so benchmark comparisons should account for the intervening progress.
Published specifications for these two models are limited — see each model page for the latest details.
Direct benchmark comparisons are unavailable — Grok 3 mini and Grok 4.3 Beta don't publish scores on any of the same benchmarks.
Frequently asked questions
Grok 3 mini was released by SpaceXAI on Feb 17 2025.
Grok 4.3 Beta was released by SpaceXAI on Apr 17 2026.
Other comparisons
Grok 3 mini vs Claude Sonnet 5Grok 4.3 Beta vs Claude Sonnet 5Grok 3 mini vs GPT-5.6 SolGrok 4.3 Beta vs GPT-5.6 SolGrok 3 mini vs Gemini OmniGrok 4.3 Beta vs Gemini OmniGrok 3 mini vs Muse Spark 1.1Grok 4.3 Beta vs Muse Spark 1.1Grok 3 mini vs DeepSeek-V4-ProGrok 4.3 Beta vs DeepSeek-V4-ProGrok 3 mini vs Mistral Medium 3.5Grok 4.3 Beta vs Mistral Medium 3.5