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Grok 4 Fast vs Nova Micro
Comprehensive side-by-side LLM comparison
Grok 4 Fast leads with 45.7% higher average benchmark score. Grok 4 Fast offers 1.8M more tokens in context window than Nova Micro. Nova Micro is $0.53 cheaper per million tokens. Grok 4 Fast supports multimodal inputs. 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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Amazon
Amazon Nova Micro was created as an ultra-compact multimodal model, designed for deployment in resource-constrained environments. Built to bring text and image understanding to edge devices and latency-sensitive applications, it extends Amazon's AI capabilities to minimal footprint scenarios.
9 months newer
Nova Micro
Amazon
2024-11-20
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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Nova Micro
Input:$0.03
Output:$0.14($0.53 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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Grok 4 Fast
Average Score:85.7%(+45.7%)
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Nova Micro
Average Score:40.0%
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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Nova Micro
1 providers
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Grok 4 Fast
Avg Score:85.7%(+45.7%)
Providers:1
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Nova Micro
Avg Score:40.0%
Providers:1