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Grok Code Fast 1 vs o4-mini
Comprehensive side-by-side LLM comparison
Grok Code Fast 1 leads with 2.7% higher average benchmark score. o4-mini offers 34.0K more tokens in context window than Grok Code Fast 1. Grok Code Fast 1 is $3.80 cheaper per million tokens. o4-mini 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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OpenAI
o4-mini was created as part of the next generation of OpenAI's reasoning models, designed to continue advancing the balance between analytical capability and operational efficiency. Built to bring cutting-edge reasoning techniques to applications requiring quick turnaround, it represents the evolution of compact reasoning-focused models.
4 months newer
o4-mini
OpenAI
2025-04-16
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($3.80 cheaper)
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o4-mini
Input:$1.10
Output:$4.40
Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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Grok Code Fast 1
Average Score:70.8%(+2.7%)
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o4-mini
Average Score:68.1%
Performance comparison across key benchmark categories
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Grok Code Fast 1
Coding70.8%(+2.7%)
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o4-mini
Coding68.1%
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Knowledge Cutoff
Training data recency comparison
o4-mini
2024-05-31
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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o4-mini
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Grok Code Fast 1
Avg Score:70.8%(+2.7%)
Providers:1
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o4-mini
Avg Score:68.1%
Providers:1