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GPT-4 vs Grok-4
Comprehensive side-by-side LLM comparison
GPT-4 leads with 27.3% higher average benchmark score. Grok-4 offers 198.5K more tokens in context window than GPT-4. Grok-4 is $72.00 cheaper per million tokens. Overall, GPT-4 is the stronger choice for coding tasks.
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OpenAI
GPT-4 is a multimodal language model developed by OpenAI. It achieves strong performance with an average score of 77.7% across 12 benchmarks. It excels particularly in AI2 Reasoning Challenge (ARC) (96.3%), HellaSwag (95.3%), Uniform Bar Exam (90.0%). The model is available through 2 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly.
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xAI
Grok-4 is a multimodal language model developed by xAI. It achieves strong performance with an average score of 63.1% across 7 benchmarks. It excels particularly in AIME 2025 (91.7%), HMMT25 (90.0%), GPQA (87.5%). It supports a 264K token context window for handling large documents. The model is available through 2 API providers. 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.
2 years newer
GPT-4
OpenAI
2023-06-13
Grok-4
xAI
2025-07-09
Pricing Comparison
Cost per million tokens (USD)
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GPT-4
Input:$30.00
Output:$60.00
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Grok-4
Input:$3.00
Output:$15.00($72.00 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 18 common benchmarks
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GPT-4
Average Score:51.8%(+27.3%)
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Grok-4
Average Score:24.5%
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Knowledge Cutoff
Training data recency comparison
GPT-4
2022-12-31
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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GPT-4
2 providers
Azure
Throughput: 104 tok/s
Latency: 0.3ms
OpenAI
Throughput: 100 tok/s
Latency: 0.5ms
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GPT-4
Avg Score:51.8%(+27.3%)
Providers:2
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Grok-4
Avg Score:24.5%
Providers:2