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Grok 4 Fast vs Llama 4 Scout
Comprehensive side-by-side LLM comparison
Grok 4 Fast leads with 37.9% higher average benchmark score. Llama 4 Scout offers 18.0M more tokens in context window than Grok 4 Fast. Both models have similar pricing. Llama 4 Scout is available on 6 providers. Overall, Grok 4 Fast is the stronger choice for coding tasks.
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xAI
Grok 4 Fast is a multimodal language model developed by xAI. It achieves strong performance with an average score of 73.0% across 7 benchmarks. It excels particularly in SimpleQA (95.0%), HMMT 2025 (93.3%), AIME 2025 (92.0%). With a 2.0M token context window, it can handle extensive documents and complex multi-turn conversations. The model is available through 1 API provider. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents xAI's latest advancement in AI technology.
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Meta
Llama 4 Scout was created as an exploratory variant in the Llama 4 family, designed to investigate new architectures and optimization strategies. Built as part of Meta's commitment to advancing open-source AI, it serves as a testbed for innovations that may inform future model releases.
4 months newer
Llama 4 Scout
Meta
2025-04-05
Grok 4 Fast
xAI
2025-08-28
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Pricing Comparison
Cost per million tokens (USD)
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Grok 4 Fast
Input:$0.20
Output:$0.50
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Llama 4 Scout
Input:$0.08
Output:$0.30($0.32 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 2 common benchmarks
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Grok 4 Fast
Average Score:82.8%(+37.9%)
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Llama 4 Scout
Average Score:45.0%
Provider Availability & Performance
Available providers and their performance metrics
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Grok 4 Fast
1 providers
xAI
Throughput: 90 tok/s
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Llama 4 Scout
6 providers
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Grok 4 Fast
Avg Score:82.8%(+37.9%)
Providers:1
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Llama 4 Scout
Avg Score:45.0%
Providers:6