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GPT-4o vs Grok Code Fast 1
Comprehensive side-by-side LLM comparison
GPT-4o leads with 61.0% higher average benchmark score. Grok Code Fast 1 offers 133.9K more tokens in context window than GPT-4o. Grok Code Fast 1 is $10.80 cheaper per million tokens. GPT-4o supports multimodal inputs. Overall, GPT-4o is the stronger choice for coding tasks.
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OpenAI
GPT-4o is a multimodal language model developed by OpenAI. It achieves strong performance with an average score of 77.4% across 8 benchmarks. It excels particularly in MGSM (90.5%), HumanEval (90.2%), MMLU (88.7%). It supports a 132K 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 2024, it represents OpenAI's latest advancement in AI technology.
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xAI
Grok Code Fast 1 is a language model developed by xAI. It achieves strong performance with an average score of 70.8% across 1 benchmarks. Notable strengths include SWE-Bench Verified (70.8%). It supports a 266K token context window for handling large documents. The model is available through 1 API provider. Released in 2025, it represents xAI's latest advancement in AI technology.
1 year newer
GPT-4o
OpenAI
2024-05-13
Grok Code Fast 1
xAI
2025-08-28
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Pricing Comparison
Cost per million tokens (USD)
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GPT-4o
Input:$2.50
Output:$10.00
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Grok Code Fast 1
Input:$0.20
Output:$1.50($10.80 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 9 common benchmarks
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GPT-4o
Average Score:68.8%(+61.0%)
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Grok Code Fast 1
Average Score:7.9%
Provider Availability & Performance
Available providers and their performance metrics
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GPT-4o
2 providers
Azure
Throughput: 92 tok/s
Latency: 0.54ms
OpenAI
Throughput: 100 tok/s
Latency: 0.5ms
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GPT-4o
Avg Score:68.8%(+61.0%)
Providers:2
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Grok Code Fast 1
Avg Score:7.9%
Providers:1