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Claude 3.7 Sonnet vs GPT-4.5
Comprehensive side-by-side LLM comparison
Claude 3.7 Sonnet leads with 14.7% higher average benchmark score. Claude 3.7 Sonnet offers 195.9K more tokens in context window than GPT-4.5. Claude 3.7 Sonnet is $207.00 cheaper per million tokens. Claude 3.7 Sonnet is available on 4 providers. Overall, Claude 3.7 Sonnet is the stronger choice for coding tasks.
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Anthropic
Claude 3.7 Sonnet represents Anthropic's first hybrid reasoning model, capable of producing near-instant responses or extended step-by-step thinking that is visible to users. Developed with particularly strong improvements in coding and front-end web development, it allows users to control thinking budgets and balances real-world task performance with reasoning capabilities for enterprise applications.
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OpenAI
GPT-4.5 was developed as an intermediate advancement between GPT-4 and GPT-5, designed to incorporate incremental improvements in reasoning, factuality, and instruction-following. Built to bridge generational capabilities while maintaining compatibility with existing applications, it represents a refinement of the GPT-4 architecture with enhanced performance characteristics.
3 days newer
Claude 3.7 Sonnet
Anthropic
2025-02-24
GPT-4.5
OpenAI
2025-02-27
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Pricing Comparison
Cost per million tokens (USD)
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Claude 3.7 Sonnet
Input:$3.00
Output:$15.00($207.00 cheaper)
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GPT-4.5
Input:$75.00
Output:$150.00
Performance Metrics
Context window and performance specifications
Average performance across 8 common benchmarks
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Claude 3.7 Sonnet
Average Score:78.6%(+14.7%)
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GPT-4.5
Average Score:63.9%
Performance comparison across key benchmark categories
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Claude 3.7 Sonnet
Coding70.3%(+32.3%)
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GPT-4.5
Coding38.0%
Provider Availability & Performance
Available providers and their performance metrics
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Claude 3.7 Sonnet
4 providers
Anthropic
Throughput: 42 tok/s
Latency: 0.4ms
Bedrock
Throughput: 101 tok/s
Latency: 0.5ms
Throughput: 42 tok/s
Latency: 0.4ms
ZeroEval
Throughput: 42 tok/s
Latency: 0.4ms
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Claude 3.7 Sonnet
Avg Score:78.6%(+14.7%)
Providers:4
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GPT-4.5
Avg Score:63.9%
Providers:1