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Grok 4 Fast vs Qwen2.5 7B Instruct
Comprehensive side-by-side LLM comparison
Grok 4 Fast leads with 50.3% higher average benchmark score. Grok 4 Fast offers 1.9M more tokens in context window than Qwen2.5 7B Instruct. Both models have similar pricing. 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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Alibaba Cloud / Qwen Team
Qwen 2.5 7B was created as an efficient instruction-tuned model, designed to provide capable performance with just 7 billion parameters. Built for applications requiring reliable language understanding with minimal computational overhead, it serves as an accessible entry point to the Qwen 2.5 family.
11 months newer
Qwen2.5 7B Instruct
Alibaba Cloud / Qwen Team
2024-09-19
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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Qwen2.5 7B Instruct
Input:$0.30
Output:$0.30($0.10 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 2 common benchmarks
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Grok 4 Fast
Average Score:82.8%(+50.3%)
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Qwen2.5 7B Instruct
Average Score:32.6%
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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Qwen2.5 7B Instruct
1 providers
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Grok 4 Fast
Avg Score:82.8%(+50.3%)
Providers:1
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Qwen2.5 7B Instruct
Avg Score:32.6%
Providers:1