Grok 4.1 Fast vs Llama 4 Scout
Pricing, context window, and benchmark comparison · Last updated April 2026
Llama 4 Scout is cheaper than Grok 4.1 Fast at $0.08/1M/1M vs $0.20/1M/1M input tokens — a 2.5x cost difference. Grok 4.1 Fast scores higher on quality benchmarks (ELO 1305). Choose Llama 4 Scout for cost-sensitive workloads; choose Grok 4.1 Fast for maximum quality.
Which is cheaper: Grok 4.1 Fast or Llama 4 Scout?
Llama 4 Scout is the cheaper option at $0.08/1M per 1M input tokens, compared to $0.20/1M for Grok 4.1 Fast. That is a 2.5x cost difference on input tokens. Output pricing follows a similar pattern: Grok 4.1 Fast charges $0.50/1M/1M vs $0.30/1M/1M for Llama 4 Scout.
Which has better quality: Grok 4.1 Fast or Llama 4 Scout?
Based on LMSYS Chatbot Arena rankings, Grok 4.1 Fast achieves a higher ELO score (1305 vs 1280), suggesting stronger performance on open-ended tasks. Grok 4.1 Fast excels at 2m token context at $0.20/$0.50 per 1m — unbeatable for long context. Llama 4 Scout is known for runs on a single h100 — cheapest self-host target in the llama 4 family.
Which should you choose: Grok 4.1 Fast or Llama 4 Scout?
- → 2M token context at $0.20/$0.50 per 1M — unbeatable for long context
- → Very fast inference
- → Real-time X data access
- → Runs on a single H100 — cheapest self-host target in the Llama 4 family
- → 10M token context window — industry-leading for long context
- → Open weights
Frequently Asked Questions
Which is cheaper: Grok 4.1 Fast or Llama 4 Scout?
Llama 4 Scout is cheaper at $0.08/1M per 1M input tokens, making it 2.5x more affordable.
Which has better quality: Grok 4.1 Fast or Llama 4 Scout?
Grok 4.1 Fast scores higher on the LMSYS Chatbot Arena with an ELO of 1305, suggesting better overall quality for most tasks.
Which has a larger context window: Grok 4.1 Fast or Llama 4 Scout?
Llama 4 Scout has a larger context window at 10000K tokens.
Should I choose Grok 4.1 Fast or Llama 4 Scout?
Choose Llama 4 Scout if cost is the priority. Choose Grok 4.1 Fast if benchmark quality is most important. Consider your specific use case: Grok 4.1 Fast is best for long-context and low-cost, while Llama 4 Scout excels at long-context and low-cost.
Is Grok 4.1 Fast or Llama 4 Scout open source?
Grok 4.1 Fast is proprietary. Llama 4 Scout is open source.