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Grok Code Fast 1 vs Grok-4
Comprehensive side-by-side LLM comparison
Grok Code Fast 1 offers 2.0K more tokens in context window than Grok-4. Grok Code Fast 1 is $16.30 cheaper per million tokens. Grok-4 supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
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xAI
Grok Code Fast was developed as a specialized coding model optimized for speed, designed to provide rapid code completion, generation, and assistance. Built to serve developers requiring quick feedback and iterative coding support, it combines programming expertise with low-latency responses.
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xAI
Grok 4 represents the fourth generation of xAI's language models, developed to continue advancing the frontier of AI reasoning and knowledge. Built to handle increasingly complex tasks with enhanced reliability, it demonstrates xAI's commitment to pushing AI capabilities forward.
1 month newer
Grok-4
xAI
2025-07-09
Grok Code Fast 1
xAI
2025-08-28
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Pricing Comparison
Cost per million tokens (USD)
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Grok Code Fast 1
Input:$0.20
Output:$1.50($16.30 cheaper)
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Grok-4
Input:$3.00
Output:$15.00
Performance Metrics
Context window and performance specifications
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Knowledge Cutoff
Training data recency comparison
Grok-4
2024-12-31
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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Grok Code Fast 1
1 providers
xAI
Throughput: 76.41 tok/s
Latency: 1.38ms
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Grok-4
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Grok Code Fast 1
Avg Score:0.0%
Providers:1
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Grok-4
Avg Score:0.0%
Providers:2