Grok 4.20 vs Llama 4 Scout
Pricing, context window, and benchmark comparison · Last updated April 2026
Llama 4 Scout is cheaper than Grok 4.20 at $0.08/1M/1M vs $2.00/1M/1M input tokens — a 25.0x cost difference. Grok 4.20 scores higher on quality benchmarks (ELO 1380). Choose Llama 4 Scout for cost-sensitive workloads; choose Grok 4.20 for maximum quality.
Which is cheaper: Grok 4.20 or Llama 4 Scout?
Llama 4 Scout is the cheaper option at $0.08/1M per 1M input tokens, compared to $2.00/1M for Grok 4.20. That is a 25.0x cost difference on input tokens. Output pricing follows a similar pattern: Grok 4.20 charges $6.00/1M/1M vs $0.30/1M/1M for Llama 4 Scout.
Which has better quality: Grok 4.20 or Llama 4 Scout?
Based on LMSYS Chatbot Arena rankings, Grok 4.20 achieves a higher ELO score (1380 vs 1280), suggesting stronger performance on open-ended tasks. Grok 4.20 excels at 2m token context window — tied for largest available. 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 4.20 or Llama 4 Scout?
- → 2M token context window — tied for largest available
- → Real-time X (Twitter) data access
- → Strong reasoning and multi-agent variants
- → 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 4.20 or Llama 4 Scout?
Llama 4 Scout is cheaper at $0.08/1M per 1M input tokens, making it 25.0x more affordable.
Which has better quality: Grok 4.20 or Llama 4 Scout?
Grok 4.20 scores higher on the LMSYS Chatbot Arena with an ELO of 1380, suggesting better overall quality for most tasks.
Which has a larger context window: Grok 4.20 or Llama 4 Scout?
Llama 4 Scout has a larger context window at 10000K tokens.
Should I choose Grok 4.20 or Llama 4 Scout?
Choose Llama 4 Scout if cost is the priority. Choose Grok 4.20 if benchmark quality is most important. Consider your specific use case: Grok 4.20 is best for reasoning and research, while Llama 4 Scout excels at long-context and low-cost.
Is Grok 4.20 or Llama 4 Scout open source?
Grok 4.20 is proprietary. Llama 4 Scout is open source.