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Claude 3.5 Sonnet vs Grok Code Fast 1
Comprehensive side-by-side LLM comparison
Claude 3.5 Sonnet leads with 69.6% higher average benchmark score. Claude 3.5 Sonnet offers 134.0K more tokens in context window than Grok Code Fast 1. Grok Code Fast 1 is $16.30 cheaper per million tokens. Claude 3.5 Sonnet supports multimodal inputs. Claude 3.5 Sonnet is available on 3 providers. Overall, Claude 3.5 Sonnet is the stronger choice for coding tasks.
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Anthropic
Claude 3.5 Sonnet is a multimodal language model developed by Anthropic. It achieves strong performance with an average score of 73.3% across 19 benchmarks. It excels particularly in GSM8k (96.4%), DocVQA (95.2%), AI2D (94.7%). It supports a 400K token context window for handling large documents. The model is available through 3 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2024, it represents Anthropic'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.
10 months newer
Claude 3.5 Sonnet
Anthropic
2024-10-22
Grok Code Fast 1
xAI
2025-08-28
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Pricing Comparison
Cost per million tokens (USD)
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Claude 3.5 Sonnet
Input:$3.00
Output:$15.00
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Grok Code Fast 1
Input:$0.20
Output:$1.50($16.30 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 19 common benchmarks
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Claude 3.5 Sonnet
Average Score:73.3%(+69.6%)
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Grok Code Fast 1
Average Score:3.7%
Provider Availability & Performance
Available providers and their performance metrics
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Claude 3.5 Sonnet
3 providers
Anthropic
Throughput: 100 tok/s
Latency: 0.5ms
Bedrock
Throughput: 101 tok/s
Latency: 0.5ms
Throughput: 42 tok/s
Latency: 0.4ms
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Claude 3.5 Sonnet
Avg Score:73.3%(+69.6%)
Providers:3
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Grok Code Fast 1
Avg Score:3.7%
Providers:1